10 Best Rooftop Cargo Carriers 2026 in the United States

The Thule Motion 3 XXL Rooftop Cargo Box is a capacious and well-designed solution for those needing extra storage on their vehicles. With a substantial capacity of 21 cubic feet, it offers ample space for transporting various items, making it ideal for family trips or outdoor adventures. The large size and weight capacity of 165 pounds ensure that users have the flexibility to carry bulky and heavy items. Made from durable aluminum, it provides a strong and hard shell that offers protection to your belongings against the elements.

One of the standout features is its tool-free mounting system known as PowerClick. This system simplifies installation and ensures a secure fit with an integrated torque indicator that clicks when properly mounted. Additionally, the aerodynamic design with a wing-shaped profile reduces drag, potentially enhancing fuel efficiency during long drives. The SlideLock system ensures security with separate locking and opening functions, automatically locking the lid in place and indicating when it is closed securely.

However, a downside is its lack of water resistance, which might be a concern in regions with frequent rain. The large dimensions (95.67 x 39.37 x 19.69 inches) mean it may not fit all vehicle types, so users should check compatibility with their specific vehicle beforehand. Additionally, the price point might be higher compared to other models, but the inclusion of features like the one-handed opening system and integrated locks justifies the investment for those prioritizing convenience and security. This rooftop cargo box is best suited for users needing high capacity and enhanced security, particularly those with larger vehicles capable of accommodating its size and weight.

The Thule Motion 3 XL is a large rooftop cargo carrier designed to expand your vehicle's storage space with 18 cubic feet of capacity, making it ideal for family trips or outdoor adventures. Its wing-shaped, aerodynamic design including a forward-leaning nose helps reduce wind drag, which can improve fuel efficiency compared to bulkier carriers. Made from durable aluminum, it promises a sturdy yet relatively lightweight build at around 28 kilograms, balancing strength and ease of handling.

Installation is straightforward thanks to the PowerClick quick-mount system that signals when the carrier is securely attached, so you don’t have to guess if it’s mounted right. The SlideLock system adds extra security by automatically locking the lid and letting you know when it’s properly closed, providing peace of mind for your belongings. The wide handle on the lid allows smooth one-handed opening and closing, making access simple even when the carrier is full.

This carrier is not water-resistant, so it may not protect your items in heavy rain or very wet conditions. Its large size requires roof racks for mounting, so ensure your vehicle is compatible. Accessories like an interior light and protective liners are available but sold separately. If you need a reliable, spacious, and easy-to-use rooftop carrier that performs well on aerodynamic and security fronts, the Thule Motion 3 XL is an excellent choice, especially for those who frequently travel with a lot of gear.

The Yakima SkyBox NX XXL is a hard-shell rooftop cargo carrier designed for family trips and outdoor activities, offering a spacious 22 cubic feet of storage. It can accommodate large items like skis up to 215 cm, making it a solid choice for those needing to transport bulky gear. The dual-sided opening allows easy access from either side of your vehicle, which can save time and hassle during loading and unloading.

Constructed from durable plastic with a sleek finish, this box is built to withstand regular travel wear. Its roof mount system is straightforward. The product is not water resistant, so it might not fully protect your gear in heavy rain or wet conditions. Security is strong thanks to integrated SKS locks with push-button operation, providing confidence that your belongings will stay safe.

The streamlined shape of the cargo box helps reduce wind noise and drag compared to bulkier models. This cargo box is best suited for travelers and campers who need a roomy, secure, and easy-to-use roof storage solution but should be cautious if expecting strong weatherproofing.