When it comes to maximizing your vehicle’s storage, roof cargo boxes provide a practical solution for road trips, outdoor adventures, and extra luggage. The Thule Motion 3 Rooftop Cargo Box stands out as the best overall choice, offering a blend of capacity, durability, and ease of use. For those on a budget, the SportRack Vista XL provides ample space at a lower price point, while the Thule Force 3 XL is ideal for larger families needing maximum capacity. Each option balances features and tradeoffs, such as size, cost, and ease of installation. Continue reading for a detailed breakdown to help you pick the right roof cargo box for your vehicle and needs.
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Key Takeaways
- The top-ranked options combine high capacity with durable waterproof shells for reliable outdoor use.
- Dual-side opening models provide easier access from either side, especially useful for tight parking or asymmetric vehicle placements.
- Hard-shell cargo boxes generally offer better security and weather resistance than soft bags, but often come at a higher price.
- Size and capacity vary widely; matching your cargo needs with the right volume prevents over or under-purchasing.
- Ease of installation and removal is a key factor, particularly for those who frequently switch vehicles or need quick setup.
| Thule Motion 3 Rooftop Cargo Box | ![]() | Best Overall for Modern, Aerodynamic Design | Brand: Thule | Model Number: 197074566126 | Item Dimensions: 81″L x 38″W x 18″H | VIEW ON AMAZON | See Our Full Breakdown |
| Thule Pulse 2 L Roof Mounted Cargo Box, 16 Cubic Feet | ![]() | Best for Easy Access and Weather Resistance | Capacity: 16 cubic feet | Load Capacity: 75 kg | Material: ASA-ABS plastic | VIEW ON AMAZON | See Our Full Breakdown |
| Hard Shell Roof Top Cargo Carrier Waterproof Travel Luggage Box | ![]() | Best for Heavy-Duty Weather Resistance and Security | Material: ABS plastic | Capacity: 110 lbs | Dimensions: 53 x 34 x 15 inches | VIEW ON AMAZON | See Our Full Breakdown |
| GarveeTech Rooftop Cargo Box Carrier, 165 LBS Capacity, Dual-Side Opening, Waterproof Hard Shell, Black | ![]() | Best for Large Capacity and Universal Compatibility | Material: ABS | Capacity: 12 cubic feet | Weight Capacity: 165 lbs | VIEW ON AMAZON | See Our Full Breakdown |
| Garvee Rooftop Cargo Box Carrier, Dual-Side Opening Luggage Storage | ![]() | Best for Weather Resistance and Compatibility | Material: ABS plastic | Capacity: 12 cubic feet | Max Load: 165 lbs | VIEW ON AMAZON | See Our Full Breakdown |
| FIVKLEMNZ Car Rooftop Cargo Carrier Waterproof Roof Bag with Accessories | ![]() | Best Versatile Waterproof Roof Bag | Material: 840D PVC | Capacity: 15 cubic feet | Dimensions: 46 x 34 x 17 inches | VIEW ON AMAZON | See Our Full Breakdown |
| DNA Motoring Rooftop Cargo Box Carrier, 11 Cubic Feet, 53″ L x 34″ W x 15″ H, Lockable, Heavy Duty, Glossy Black | ![]() | Best Hard Shell for Durability and Security | Capacity: 11 cubic feet | Max Load: 110 lbs | Dimensions: 53″ L x 34″ W x 15″ H | VIEW ON AMAZON | See Our Full Breakdown |
| SportRack Sidekick Cargo Box | ![]() | Best Compact, Easy-Access Cargo Box | Capacity: 8 cubic feet | Dimensions: 54 x 25 x 15.5 inches | Weight: 19.85 pounds | VIEW ON AMAZON | See Our Full Breakdown |
| Auto Dynasty Hard Shell Roof Top Mount Cargo Carrier | ![]() | Best Universal Hard Shell with Easy Loading | Dimensions: 53″ L x 34″ W x 15″ H | Capacity: 11 Cubic Feet | Weight Limit: 110 lbs | VIEW ON AMAZON | See Our Full Breakdown |
| FIVKLEMNZ 21 Cubic Rooftop Cargo Carrier Waterproof Soft Car Roof Bag | ![]() | Best Large Waterproof Soft Roof Bag | Capacity: 21 cubic feet | Dimensions: 52 x 40 x 18 inches | Material: 840D PVC | VIEW ON AMAZON | See Our Full Breakdown |
| Thule Pulse 2 M Roof-Mounted Cargo Box, 14 Cubic Ft | ![]() | Best Overall Roof Cargo Box for Versatility and Ease of Use | Capacity: 14 Cubic Feet | Load Capacity: 75 kg | Material: ASA-ABS plastic | VIEW ON AMAZON | See Our Full Breakdown |
| GarveeTech Rooftop Cargo Box Carrier, Dual-Side Opening, 12-14 Cubic Feet, Waterproof Hard Shell | ![]() | Best Waterproof Hard Shell Cargo Box for All-Weather Protection | Material: ABS plastic | Capacity: 12-14 cubic feet | Dimensions: 54.3″L x 31.5″W x 13.4″H / 62.2″L x 31.5″W x 13.4″H | VIEW ON AMAZON | See Our Full Breakdown |
| SportRack Vista XL Rear Opening Cargo Box | ![]() | Best Large Capacity Rear-Opening Cargo Box for Easy Access | Capacity: 18 cubic feet | Material: UV-resistant ABS | Dimensions: 63 x 38 x 19 inches | VIEW ON AMAZON | See Our Full Breakdown |
| Thule Force 3 L US Cargo Box | ![]() | Best Compact Cargo Box for Daily Use and Active Lifestyles | Capacity: 3 liters | Mounting System: Quick and secure with safety indicator | Locking System: SlideLock with separate locking and opening functions | VIEW ON AMAZON | See Our Full Breakdown |
| Thule Force 3 XL Cargo Box | ![]() | Best Heavy-Duty, Dual-Access Cargo Box for Active Lifestyles | Capacity: 3 XL | Mounting System: Quick and secure with indicator | Access: Dual-side | VIEW ON AMAZON | See Our Full Breakdown |
| roof cargo boxe | Capacity | Material | Dimensions |
|---|---|---|---|
| Thule Motion 3 Rooftop Cargo B | — | — | — |
| Thule Pulse 2 L Roof Mounted C | 16 cubic feet | ASA-ABS plastic | — |
| Hard Shell Roof Top Cargo Carr | 110 lbs | ABS plastic | 53 x 34 x 15 inches |
| GarveeTech Rooftop Cargo Box C | 12 cubic feet | ABS | 54.3 in L x 31.5 in W x 13.4 in H |
| Garvee Rooftop Cargo Box Carri | 12 cubic feet | ABS plastic | — |
| FIVKLEMNZ Car Rooftop Cargo Ca | 15 cubic feet | 840D PVC | 46 x 34 x 17 inches |
| DNA Motoring Rooftop Cargo Box | 11 cubic feet | Impact-resistant ABS | 53" L x 34" W x 15" H |
| SportRack Sidekick Cargo Box | 8 cubic feet | — | 54 x 25 x 15.5 inches |
| Auto Dynasty Hard Shell Roof T | 11 Cubic Feet | UV-protected, weather-resistant ABS | 53" L x 34" W x 15" H |
| FIVKLEMNZ 21 Cubic Rooftop Car | 21 cubic feet | 840D PVC | 52 x 40 x 18 inches |
| Thule Pulse 2 M Roof-Mounted C | 14 Cubic Feet | ASA-ABS plastic | — |
| GarveeTech Rooftop Cargo Box C | 12-14 cubic feet | ABS plastic | 54.3"L x 31.5"W x 13.4"H / 62.2"L x 31.5"W x 13.4"H |
| SportRack Vista XL Rear Openin | 18 cubic feet | UV-resistant ABS | 63 x 38 x 19 inches |
| Thule Force 3 L US Cargo Box | 3 liters | Durable, tested for road safety | — |
| Thule Force 3 XL Cargo Box | 3 XL | — | — |
More Details on Our Top Picks
Thule Motion 3 Rooftop Cargo Box
The Thule Motion 3 stands out as the best overall choice thanks to its sleek, aerodynamic profile that reduces drag and improves fuel economy. Its quick-mount system and torque indicator make installation straightforward, even if some users report minor challenges during setup. Compared to the Thule Pulse 2 L, which offers easier access and a slightly smaller footprint, the Motion 3 provides more interior space for larger loads. However, its size and lack of specific security features mean it’s less suited for those needing high-security storage. The robust construction and thoughtful design make it ideal for frequent travelers seeking a balance of capacity, ease of use, and efficiency.
Pros:- Aerodynamic design reduces fuel consumption and noise
- Easy to install with quick-mount and torque indicator
- Generous interior space for large gear or multiple bags
- Robust build with a sleek appearance
Cons:- Limited security features or lock options
- Some users find installation instructions unclear or challenging
Best for: Families or outdoor enthusiasts who prioritize a blend of capacity, aerodynamic performance, and reliable mounting for regular trips.
Not ideal for: Casual users or occasional travelers who need a more budget-friendly or simpler option, as the installation complexity may be a barrier.
- Brand:Thule
- Model Number:197074566126
- Item Dimensions:81″L x 38″W x 18″H
- Included Components:Rooftop cargo carrier
- Warranty:Limited Lifetime
Our verdict“This cargo box suits those seeking a high-capacity, stylish, and efficient solution for frequent use, accepting some installation effort.”
Thule Pulse 2 L Roof Mounted Cargo Box, 16 Cubic Feet
The Thule Pulse 2 L is a practical choice for those who need quick, convenient access to their gear, thanks to its dual-side opening. Compared with the Thule Motion 3, it offers a smaller capacity and a simpler design, which makes it more accessible for casual users or those with limited installation space. While it’s easy to mount with a tool-free system, it lacks detailed dimensions and security features, which could be a concern for travelers with valuable gear. Its weather-resistant construction and streamlined profile make it well-suited for snowy or rainy climates, but the absence of internal compartments or padding limits its organization options. Overall, this box is ideal for users seeking straightforward, weatherproof storage without fuss.
Pros:- Tool-free, quick-mount installation
- Weather-resistant and durable construction
- Dual-side opening for easy access
- Streamlined design fits various vehicles
Cons:- Lacks internal organization or padding
- Limited dimensions and capacity details
Best for: Casual travelers or winter sports enthusiasts needing quick access and weather resilience.
Not ideal for: Heavy-duty or security-conscious users who require internal compartments or advanced locking systems.
- Capacity:16 cubic feet
- Load Capacity:75 kg
- Material:ASA-ABS plastic
- Access:Dual-side opening
Our verdict“This cargo box makes sense for those prioritizing easy, weatherproof access over maximum capacity or internal organization.”
Hard Shell Roof Top Cargo Carrier Waterproof Travel Luggage Box
The Hard Shell Roof Top Cargo Carrier excels in durability and weather resistance, making it a solid choice for travelers facing harsh conditions. Its 110 lbs capacity and lockable design set it apart from more minimalist options like the Thule Pulse 2 L, offering increased security for valuable gear. Its straightforward installation on cross bars makes it accessible for most vehicles, but its weight can make handling and mounting a challenge, especially for solo users. Unlike the GarveeTech options, which emphasize capacity and versatility, this box’s focus on weatherproofing and security makes it more suitable for long-term, rugged use. If security and weatherproofing are your priorities, this model provides peace of mind, even if it sacrifices some ease of handling.
Pros:- Weather-resistant and secure with lockable design
- Heavy-duty construction for rugged use
- Easy to install on cross bars
Cons:- Heavy and potentially difficult to handle alone
- Limited internal organization features
Best for: Long-distance travelers or outdoor adventurers needing secure, heavy-duty weather protection.
Not ideal for: Casual or infrequent users who prefer lighter, easier-to-handle cargo solutions or have limited cross bar compatibility.
- Material:ABS plastic
- Capacity:110 lbs
- Dimensions:53 x 34 x 15 inches
- Includes:Cargo box, keys, mounting brackets, hardware
Our verdict“This cargo box is ideal for those who need maximum weatherproofing and security, accepting the heavier weight and installation effort involved.”
GarveeTech Rooftop Cargo Box Carrier, 165 LBS Capacity, Dual-Side Opening, Waterproof Hard Shell, Black
The GarveeTech Rooftop Cargo Box offers a generous 12 cubic feet of storage with a high 165 lbs weight capacity, making it suitable for large families or long trips. Its dual-sided opening enhances accessibility, and the aerodynamic design helps reduce fuel consumption and noise. Compared to the smaller Thule Pulse 2 L, this model provides more internal space for bulky gear or multiple bags, but its compatibility depends on verifying your roof rack setup, and the limited 30-day warranty may be a concern for some buyers. The durable ABS construction ensures weather resistance, yet its heavier weight requires careful handling during installation. Overall, it’s a practical choice for those needing high capacity and broad vehicle compatibility.
Pros:- Large 12 cubic feet capacity
- High weight capacity of 165 lbs
- Dual-sided opening for convenience
- Weather-resistant and durable
Cons:- Requires verification for roof rack compatibility
- Limited warranty period of 30 days
Best for: Large families or group travelers needing maximum storage capacity and ease of access.
Not ideal for: Urban commuters or casual drivers with limited roof rack compatibility or those seeking longer warranty coverage.
- Material:ABS
- Capacity:12 cubic feet
- Weight Capacity:165 lbs
- Dimensions:54.3 in L x 31.5 in W x 13.4 in H
Our verdict“This model suits those who need a high-capacity, weatherproof cargo solution that fits most roof racks, despite the short warranty period.”
Garvee Rooftop Cargo Box Carrier, Dual-Side Opening Luggage Storage
The Garvee Rooftop Cargo Box emphasizes weatherproofing and durability, with a 12 cubic feet capacity and UV-resistant construction. Its aerodynamic shape helps reduce fuel consumption, and dual-sided access makes loading and unloading more convenient. Compared with the Thule Motion 3, which offers a more refined aesthetic and higher security features, this model focuses on rugged practicality and broad compatibility. Its weight and size are manageable, but verification of fit for your specific roof rack is recommended, and the one-year warranty may not offer enough peace of mind for some users. Overall, this box works well for those needing reliable, weatherproof storage with simple access.
Pros:- Weatherproof and UV-resistant construction
- Dual-sided opening for ease of access
- Durable and UV-resistant material
- Compatible with most roof racks
Cons:- Limited to vehicles with roof racks
- Warranty period is only one year
Best for: Travelers in need of a durable, waterproof cargo box with straightforward installation and access.
Not ideal for: Users seeking internal compartments, advanced security, or longer warranties, or those with non-standard roof racks.
- Material:ABS plastic
- Capacity:12 cubic feet
- Max Load:165 lbs
- Features:Dual-sided opening, waterproof, UV-resistant
Our verdict“This cargo box is fitting for users prioritizing weather resistance and ease of access, with some tradeoffs in warranty length and internal organization.”
FIVKLEMNZ Car Rooftop Cargo Carrier Waterproof Roof Bag with Accessories
This soft-sided roof bag stands out for its impressive waterproof capabilities and large 15-cubic-foot capacity, making it a strong alternative to rigid cases like the Auto Dynasty Hard Shell. Unlike hard-shell options, it folds flat for storage when not in use, but its bulky size and reliance on secure straps mean careful installation is essential to prevent movement at high speeds. Its universal fit suits vehicles without roof racks, offering flexibility for various setups. While installation may challenge first-timers, the included anti-slip mat and accessories enhance stability and convenience. This bag is perfect for outdoor enthusiasts needing waterproof protection and ample space without the bulk of a hard shell.Pros:- Waterproof design with welded seams keeps luggage dry in all weather
- Large capacity fits multiple suitcases and outdoor gear
- Universal fit with quick installation for all vehicle types
- Includes comprehensive travel accessories
Cons:- Bulky when not in use, requiring considerable storage space
- Installation can be tricky for beginners, needing careful securing
Best for: Adventurers and road-trippers who prioritize waterproofing and flexible storage options.
Not ideal for: Drivers seeking quick, tool-free installation or a compact storage solution for everyday use.
- Material:840D PVC
- Capacity:15 cubic feet
- Dimensions:46 x 34 x 17 inches
- Includes:Anti-slip mat, reinforced straps, door hooks, luggage lock, storage bag
Our verdict“This soft roof bag is ideal for travelers needing waterproof, high-capacity storage with flexible fit options, despite its bulk and installation challenge.”
DNA Motoring Rooftop Cargo Box Carrier, 11 Cubic Feet, 53″ L x 34″ W x 15″ H, Lockable, Heavy Duty, Glossy Black
The DNA Motoring cargo box offers a robust impact-resistant ABS shell with 11 cubic feet of storage, making it a compelling choice for those who value security and ruggedness. Compared to the Thule Motion 3, it provides a more affordable, impact-resistant alternative, but it requires cross bars for installation, limiting its compatibility. Its lockable feature enhances security for valuables, and the weather-resistant design ensures protection in diverse conditions. However, the need for cross bars and the lack of included mounting hardware might complicate setup for some users. This model is well-suited for users who want a durable, lockable hard shell with straightforward loading for outdoor trips.Pros:- Durable impact-resistant ABS shell withstands rough handling
- Lockable system enhances security of valuables
- Weather-resistant and suitable for outdoor conditions
- Easy to install on vehicles with cross bars
Cons:- Requires existing cross bars, adding to setup complexity
- No included mounting hardware, which may increase setup time
Best for: Families or outdoor enthusiasts seeking a secure, impact-resistant cargo solution with easy access.
Not ideal for: Vehicle owners without cross bars or those preferring lightweight, soft-sided options.
- Capacity:11 cubic feet
- Max Load:110 lbs
- Dimensions:53″ L x 34″ W x 15″ H
- Material:Impact-resistant ABS
Our verdict“This hard-shell cargo box excels in security and durability, making it ideal for those with cross bars seeking rugged protection.”
SportRack Sidekick Cargo Box
The SportRack Sidekick offers 8 cubic feet of storage within a compact, passenger-side opening design, making it perfect for smaller loads like golf clubs or camping gear. Compared with larger options like the FIVKLEMNZ Roof Bag, it excels in ease of access and space efficiency, but its limited capacity restricts heavier or bulkier loads. Its slim profile and side-opening feature simplify loading and unloading, although it may not fit all vehicle roof racks or handle larger cargo. This model is ideal for drivers needing a smaller, convenient cargo solution for light loads and frequent access.Pros:- Compact, space-efficient design fits small vehicles
- Passenger-side opening simplifies loading and unloading
- Secure lock enhances cargo security
- Fitting most roof rack systems
Cons:- Limited load capacity restricts heavier cargo
- May not fit all vehicle roof rack configurations
Best for: Small vehicle owners or casual travelers with modest cargo needs and desire for easy access.
Not ideal for: Travelers with large gear or heavier loads requiring maximum capacity.
- Capacity:8 cubic feet
- Dimensions:54 x 25 x 15.5 inches
- Weight:19.85 pounds
- Load capacity:75 pounds
Our verdict“This cargo box is perfect for small loads and quick access, though its limited capacity makes it less suitable for larger trips.”
Auto Dynasty Hard Shell Roof Top Mount Cargo Carrier
Offering 11 cubic feet of storage, the Auto Dynasty Hard Shell balances space and ease of use with its wide 14-inch opening for straightforward loading. Compared to the DNA Motoring box, it provides a similar capacity but emphasizes a universal fit, accommodating various vehicle cross bars, although it may not be compatible with all setups. Its weather-resistant ABS shell protects belongings against the elements, and the secure lock keeps valuables safe. The universal fit may limit some users, as the mounting fit is restricted to cross bars up to 13 inches wide, and the weight could be a challenge for solo handling. This model suits users who want a reliable, impact-protected hard shell with simple access.Pros:- Spacious 11 cubic feet capacity with wide opening
- Weather-resistant and impact-protected design
- Secure lock system for valuables
- Tool-free, quick installation
Cons:- Universal fit may not suit all roof rack configurations
- Heavy weight could be difficult to handle alone
Best for: Family drivers with cross bars looking for a straightforward, weatherproof cargo box with easy loading.
Not ideal for: Owners of vehicles without cross bars or those seeking a lightweight, soft-sided option.
- Dimensions:53″ L x 34″ W x 15″ H
- Capacity:11 Cubic Feet
- Weight Limit:110 lbs
- Material:UV-protected, weather-resistant ABS
Our verdict“This hard shell offers a reliable, weatherproof storage solution with straightforward access for families with compatible cross bars.”
FIVKLEMNZ 21 Cubic Rooftop Cargo Carrier Waterproof Soft Car Roof Bag
This soft roof bag provides a massive 21 cubic feet of waterproof storage, making it ideal for travelers with extensive gear. Its durable 840D PVC material and welded seams ensure protection against heavy rain and snow, surpassing many hard-shell options in waterproofing. The universal fit and included travel kit simplify setup on all vehicle types, even without roof racks. Compared to the SportRack Sidekick, it offers three times the capacity. However, its size makes it bulky for storage when not in use, and the stiff material can be difficult for some to handle. This bag is suited for those needing maximum waterproof capacity and flexible fit, despite some bulk and handling challenges.Pros:- Exceptional waterproofing with welded seams and heavy-duty PVC
- Large capacity for multiple suitcases and gear
- Universal fit, suitable for vehicles with or without roof racks
- Includes comprehensive travel accessories
Cons:- Bulky when not in use, requiring significant storage space
- Heavy-duty material can be stiff and harder to fold or handle
Best for: Long-distance travelers or outdoor enthusiasts prioritizing waterproof storage and high capacity.
Not ideal for: Drivers with limited storage space or those seeking lightweight, easy-to-store options.
- Capacity:21 cubic feet
- Dimensions:52 x 40 x 18 inches
- Material:840D PVC
- Seams:High-frequency welded
Our verdict“This waterproof soft roof bag is perfect for extensive gear and adverse weather, though its bulk may challenge storage convenience.”
Thule Pulse 2 M Roof-Mounted Cargo Box, 14 Cubic Ft
The Thule Pulse 2 M stands out for its large 14 cubic feet capacity combined with a straightforward, tool-free installation system. Compared with the SportRack Vista XL, it offers easier mounting and a more refined look, making it well-suited for daily commuters and weekend travelers. Its weather-resistant ASA-ABS plastic ensures durability across various conditions. However, it lacks an integrated lock, which could be a concern for securing valuables. This model is ideal for those prioritizing quick setup and reliable weatherproofing but who don’t need high-security locking features or are limited by vehicle size.
Pros:- Generous 14 cubic feet capacity for ample gear storage
- Simple tool-free installation with torque indicator ensures proper setup
- Weather-resistant ASA-ABS plastic holds up in various climates
Cons:- Lacks integrated lock security, risking theft of contents
- Potential fit limitations on larger or uniquely shaped vehicles
Best for: Small to mid-sized vehicle owners needing a large, easy-to-install cargo solution for frequent trips
Not ideal for: Owners seeking built-in security features or those with very large or irregular roof sizes
- Capacity:14 Cubic Feet
- Load Capacity:75 kg
- Material:ASA-ABS plastic
- Access:Dual-side opening
Our verdict“This pick suits drivers who want a reliable, large-capacity cargo box with quick, hassle-free setup for everyday use.”
GarveeTech Rooftop Cargo Box Carrier, Dual-Side Opening, 12-14 Cubic Feet, Waterproof Hard Shell
The GarveeTech rooftop cargo box excels in waterproofing and UV resistance, making it a top choice for travelers facing unpredictable weather. Its capacity ranges from 12 to 14 cubic feet, providing flexible storage for gear and luggage. Compared to the Thule Pulse 2 M, it offers superior water protection, but its customer feedback suggests some dissatisfaction with fit or durability over time. The dual-sided opening allows easy access from either side, which is convenient for loading and unloading. This option makes the most sense for those needing a rugged, weatherproof carrier, especially in rainy or snowy climates, but it may require careful verification of roof rack compatibility.
Pros:- Excellent waterproof and UV-resistant construction
- Flexible capacity between 12 and 14 cubic feet
- Dual-sided opening for convenient access
Cons:- Limited color options and aesthetic choices
- Customer ratings indicate some issues with durability or fit
Best for: Road trippers and outdoor enthusiasts requiring waterproof protection in all weather conditions
Not ideal for: Buyers seeking a sleek, lightweight design or a broad range of color options
- Material:ABS plastic
- Capacity:12-14 cubic feet
- Dimensions:54.3″L x 31.5″W x 13.4″H / 62.2″L x 31.5″W x 13.4″H
- Weight Capacity:165 lbs
Our verdict“This cargo box is best for users prioritizing weatherproofing and rugged outdoor use over style or extensive color variety.”
SportRack Vista XL Rear Opening Cargo Box
The SportRack Vista XL offers a substantial 18 cubic feet of storage, making it ideal for outdoor adventures and family trips. Its UV-resistant ABS construction guarantees durability, and the rear opening simplifies access to contents without having to lift the entire lid—an advantage over side-opening models like the Thule Pulse 2 M. However, its sizable 63 x 38 x 19-inch footprint may limit fitment on smaller or lower-profile vehicles. It’s a good choice for those who need maximum cargo space and don’t mind handling a heavier, bulkier box, but it’s less ideal for daily commuting or tight roof rack arrangements.
Pros:- Very large 18 cubic feet capacity for family gear
- Rear opening for effortless access without lifting the entire lid
- UV-resistant ABS ensures durability in sunlight and weather
Cons:- Heavier and bulkier, harder to handle during installation or removal
- Compatibility may be limited to certain rack systems; check before purchase
Best for: Outdoor lovers and large family travelers needing maximum storage with easy rear access
Not ideal for: Urban drivers with compact vehicles or those seeking lightweight, easy-to-mount options
- Capacity:18 cubic feet
- Material:UV-resistant ABS
- Dimensions:63 x 38 x 19 inches
- Max Weight Capacity:100 pounds
Our verdict“This box is best for those prioritizing maximum storage space and easy rear access over ease of handling or compactness.”
Thule Force 3 L US Cargo Box
The Thule Force 3 L US offers a sleek, durable design optimized for frequent, active use. Its 3-liter capacity is modest, making it suitable for light gear or smaller loads, especially compared to larger options like the SportRack Vista XL. The quick, secure mounting system with safety indicators ensures dependable attachment, and the dual-side access simplifies loading. However, its limited capacity makes it unsuitable for bulky gear or long trips. This model makes the most sense for urban commuters or active individuals who need a compact, secure cargo solution that can be quickly mounted and removed, but it’s less suitable for those with larger cargo needs.
Pros:- Secure, quick mounting with safety indicators
- Dual-side access for convenience
- Tested extensively for durability and safety
Cons:- Limited capacity restricts larger cargo
- Design may be too small for bigger luggage or gear
Best for: Urban drivers or active individuals needing a compact, secure cargo box for daily essentials
Not ideal for: Families or travelers with large gear or bulky luggage requirements
- Capacity:3 liters
- Mounting System:Quick and secure with safety indicator
- Locking System:SlideLock with separate locking and opening functions
- Material:Durable, tested for road safety
Our verdict“This cargo box is ideal for users needing a compact, secure, and easy-to-mount carrier for daily or active lifestyle needs.”
Thule Force 3 XL Cargo Box
The Thule Force 3 XL combines a durable, weather-resistant build with easy dual-side access, making it suitable for frequent use by active travelers. Its design emphasizes security with a SlideLock system and safety indicators, while the large capacity (3 XL) accommodates more gear than the smaller Force 3. Compared with the Thule Pulse 2 M, it offers better security features and a more robust locking mechanism. However, its larger size might pose challenges for smaller vehicles or those with limited roof space, and initial installation can be slightly more involved. It’s best for users who need a reliable, high-capacity cargo box with quick access and enhanced security.
Pros:- Robust, weather-resistant construction
- Easy and secure mounting with safety indicators
- Dual-side access simplifies loading and unloading
Cons:- May be bulky for smaller or lower-profile vehicles
- Installation could be tricky for first-time users
Best for: Active lifestyle enthusiasts and frequent travelers needing a large, secure, and easy-access cargo solution
Not ideal for: Owners of compact vehicles or those seeking a lightweight, minimalistic carrier
- Capacity:3 XL
- Mounting System:Quick and secure with indicator
- Access:Dual-side
- Locking System:SlideLock with separate functions
Our verdict“This cargo box is well-suited for active users who prioritize security, capacity, and quick access in a durable design.”

How We Picked
Products were evaluated based on a combination of capacity, build quality, ease of installation, weather resistance, security features, and value for money. We prioritized models that balance durability with user-friendly features, ensuring they are suitable for both occasional and frequent travelers. The ranking reflects how well each product performs in real-world scenarios, considering tradeoffs like size versus weight, security versus accessibility, and cost versus longevity. Our selection aims to guide buyers toward options that meet different needs, from budget-friendly to premium solutions, ensuring every shopper finds a suitable match.Factors to Consider When Choosing Roof Cargo Boxes
Choosing the right roof cargo box involves more than just capacity. Consider your vehicle size, typical cargo, and frequency of use. Understanding key factors like weather resistance, security, and ease of access can prevent costly mistakes and ensure your gear stays safe and dry. Here are the main points to consider before making a purchase.Capacity and Size
Matching the cargo box size to your typical load is essential. Overly large boxes can add weight and reduce fuel efficiency, while undersized ones may not fit all your gear. Measure your roof’s available space and consider your cargo volume needs. Keep in mind that larger models may require stronger roof racks and could be more difficult to install or remove.
Weather Resistance and Durability
Since roof cargo boxes are exposed to the elements, choosing a model with a waterproof, hard-shell exterior offers better protection against rain, snow, and UV rays. Soft-sided bags are lighter and often less expensive but can be less weatherproof and more vulnerable over time. Investing in a durable, weather-resistant shell prolongs the lifespan of your cargo carrier.
Security Features
Many models include locks or anti-theft mechanisms, which are vital if you’re leaving your vehicle unattended. Hard-shell boxes with integrated locks provide extra security, preventing theft or tampering. Soft bags typically lack locking options, so consider your security needs based on where you’ll park or travel.
Ease of Installation and Access
Look for models with intuitive mounting systems that don’t require specialized tools. Dual-side opening designs offer easier access to your gear from either side of the vehicle, especially helpful in tight spaces. Consider how frequently you’ll need to remove or transfer the cargo box—quick-release or lightweight options can save time and effort.
Price and Value
While premium models often provide better durability, security, and capacity, they come at a higher cost. Budget options can be sufficient for occasional use but may sacrifice features like weather resistance or locking mechanisms. Balance your needs with your budget, knowing that investing a bit more can extend the lifespan and functionality of your cargo box.
Frequently Asked Questions
How do I choose the right size roof cargo box for my vehicle?
Start by measuring your vehicle’s roof dimensions and the maximum weight your roof rack can support. Consider your typical cargo volume—if you often carry bulky gear or multiple passengers’ luggage, a larger box makes sense. Keep in mind that a bigger cargo box adds weight and can impact fuel efficiency, so select a size that comfortably fits your needs without overloading your roof. It’s also helpful to check compatibility with your vehicle’s roof rails or crossbars before purchasing.
Are soft-sided roof bags a better choice than hard-shell cargo boxes?
Soft-sided roof bags are lighter, generally less expensive, and easier to store when not in use. However, they usually offer less weather resistance and security compared to hard-shell options. If you frequently travel in harsh weather or leave your vehicle unattended, a hard-shell cargo box provides better protection against the elements and theft. Soft bags can be suitable for light, occasional use or when storage space is limited, but for durability and security, hard shells are often preferable.
What features should I prioritize if I plan to carry bulky or heavy gear?
Prioritize models with high weight capacity, sturdy mounting systems, and reinforced shells. Check the maximum supported weight to ensure safety and compatibility with your roof rack. Dual-side opening features can make loading and unloading easier, especially with bulky items. Security locks are also important to prevent theft of your gear, and a streamlined design can help reduce wind noise and improve fuel efficiency when carrying heavy loads.
How important is ease of installation and removal for frequent travelers?
If you often switch vehicles or need quick setup, look for lightweight models with simple, tool-free mounting systems. Quick-release mechanisms and ergonomic handles can make a significant difference in saving time and effort. Dual-side opening also enhances convenience, letting you access your gear from either side without repositioning the vehicle. Investing in a cargo box with these features simplifies travel logistics and reduces hassle.
Should I pay more for a larger capacity cargo box?
Paying more often yields higher quality, better weather resistance, and increased security features, which can be worth the investment if you frequently carry large loads. However, a larger capacity isn’t always necessary if your typical cargo fits comfortably in a smaller box. Consider your actual needs—oversized cargo boxes can add unnecessary weight and wind resistance if not fully utilized. Balancing capacity with practicality helps avoid overspending on features you won’t use regularly.
Conclusion
For most buyers, the Thule Motion 3 Rooftop Cargo Box offers an excellent balance of capacity, durability, and ease of use, making it the best overall choice. Budget-conscious travelers will find the SportRack Vista XL provides ample space without breaking the bank. Those needing the most room should consider the Thule Force 3 XL for maximum capacity. If security and weather resistance are top priorities, investing in premium models like the Thule Motion 3 or similar hard-shell options makes sense. Beginners or occasional users might prefer lightweight, easy-to-install soft bags, while frequent travelers and larger families should opt for models with dual access and robust locking features. Ultimately, matching your cargo needs, vehicle compatibility, and budget will lead you to the ideal roof cargo box.
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