10 Best Roof Cargo Boxes 2026 in the United States

The Thule Motion 3 LTitan is a strong contender in the roof cargo box category, particularly for those needing a spacious and durable solution for transporting gear. With a volume of 450 liters, it offers ample storage for large items, making it ideal for families or outdoor enthusiasts who need extra space for luggage or equipment. The sturdy aluminum build ensures durability while remaining relatively lightweight at about 24 kg, which is beneficial for mounting and handling.

One of the standout features is its aerodynamic design, which not only reduces drag but also helps improve fuel efficiency—a significant plus for longer trips. The PowerClick quick-mount system allows for easy installation, and the integrated torque indicator provides reassurance that it’s securely fitted. Additionally, the SlideLock system enhances security, ensuring the lid locks automatically while providing a clear indication that it’s properly closed.

The Thule Motion 3 LTitan is well-suited for individuals or families looking for a reliable and spacious roof cargo box. Its user-friendly features and solid build make it appealing.

The Yakima SkyBox NX XXL is a hard shell roof cargo box designed for families and outdoor enthusiasts needing extra storage on their vehicle roof. It offers a generous 22 cubic feet of space, enough to hold gear for up to five campers or skis as long as 215 cm, making it suitable for large trips or bulky equipment. The dual-sided opening is a handy feature that makes loading and unloading easier from either side of the car. Built from durable plastic with a sleek, textured finish, it looks modern while providing sturdy protection for your belongings. Its security is enhanced by push-button SKS locks, which offer reliable protection against theft.

This model is not water-resistant, so it may not fully protect your gear in heavy rain. The mounting system is a roof mount type, designed to fit most vehicles securely. Although the box is solid and practical, it is relatively heavy when loaded, which could affect fuel efficiency due to added weight and wind resistance.

This cargo box represents a strong choice for those needing a spacious, secure, and stylish storage solution for travel and camping, but it may require some care in wet weather.

The Yakima SkyBox NX Extra-Large Cargo Carrier Box offers a spacious solution for transporting gear with 18 cubic feet of capacity, making it ideal for families or group trips. Its dual-sided opening is convenient, allowing access from either side of your vehicle, which makes loading and unloading easier. The removable torque limiting knob ensures a secure installation, while integrated tie down points help keep your belongings in place during transit. Additionally, the included SKS locks provide an extra layer of security, ensuring that your gear is safe from theft.

The stylish NX nano texture on both the lid and base gives it a sleek, modern look, enhancing your vehicle's aesthetic as well. The box fits all Yakima StreamLine crossbars and most factory or aerodynamic crossbars, adding to its versatility. The box also offers optimized hatch clearance, ensuring it fits snugly without obstructing access to the car's trunk. However, the product is made of plastic, which might not be as durable as some metal counterparts. It is also not water-resistant, which could be an issue in wet weather conditions. Weighing 53 pounds, it may be slightly heavy for some users to manage alone.