10 Best Roof Boxes 2026 in the United States

The SportRack Vista XL Rear Opening Cargo Box offers an 18 cubic foot (510 liters) internal cargo capacity, making it suitable for family trips or transporting bulky items. Its dimensions are 63 x 38 x 19 inches (160 x 96.5 x 48 cm), providing ample space while maintaining a sleek profile. The box is made from durable UV-resistant ABS plastic, ensuring longevity and resistance to weather elements. Weighing only 28 pounds, it is relatively lightweight and easy to handle during installation and removal.

The rear opening design allows for easy access away from traffic, enhancing safety during use. The tool-free mounting hardware simplifies the installation process, and the box is compatible with various rack systems including SportRack, square bars, round bars, and most factory racks. For security, it includes a key and lock system to safeguard the contents and secure the box to your vehicle's rack.

The aerodynamic design could be improved to reduce wind resistance and noise during travel. With a maximum weight capacity of 100 pounds (45 kg), it's important not to overload it. This cargo box is an excellent choice for those needing extra storage space with easy installation and good security features, though its aerodynamics could be better optimized.

The Yakima SkyBox NX Extra-Large Cargo Carrier Box offers a spacious 18 cubic feet of storage, making it ideal for families or groups needing to haul gear for up to four campers. Its dimensions, 84 inches long, 36 inches wide, and 16.5 inches high, support the carriage of snowboards and skis up to 76.77 inches, which makes it suitable for winter sports enthusiasts. Weighing 53 pounds, it's relatively lightweight for its size, which can be a plus for ease of installation and mounting.

The cargo box is crafted from plastic, meaning it could be less durable than metal alternatives, but this keeps the weight manageable and contributes to its stylish appearance with an NX nano texture finish. The dual-sided opening is particularly convenient, allowing access from either side of the vehicle, and the optimized hatch clearance ensures it fits snugly without obstructing your rear hatch.

Security is a strong point, with integrated SKS locks and interior tie-down points to keep your belongings safe and secure during transit. However, it's essential to note that the case is not water-resistant, which might be a disadvantage for those planning to travel in rainy conditions. The mounting system is versatile as it fits all Yakima StreamLine crossbars and other factory or aerodynamic crossbars, providing flexibility if you already have a compatible setup. Its aerodynamic design should help in reducing drag and noise while driving, although detailed performance in this area isn't specified.

The MeeFar Car Roof Bag XBEEK offers a generous 20 cubic feet of storage space, making it ideal for family trips or anyone needing extra room for their gear. Its dimensions are 51”L x 40”W x 17”H, providing ample space while maintaining a relatively compact profile. Weighing 3.9 kilograms, it is lightweight and easy to handle during installation and removal.

The bag is made from 700D PVC tarpaulin, known for its durability and waterproofing, ensuring your belongings stay dry and protected in various weather conditions. The mounting system includes an anti-slip mat, 10 reinforced straps, and 6 door hooks, allowing for easy and secure attachment to cars with or without roof racks. This universal compatibility is a significant advantage for versatility.

Security is enhanced with a combination lock that prevents zippers from slipping and adds an extra layer of protection for your luggage. As a soft shell bag, it may be less aerodynamic compared to hard-shell roof boxes, potentially affecting fuel efficiency. Its foldable design is convenient for storage when not in use. The MeeFar XBEEK is a versatile, spacious, and secure option for those needing additional cargo space, though it may not be as aerodynamic as hard-shell alternatives.