When you need extra space for your gear, whether it’s for a camping trip, a road trip with friends, or even moving, a rooftop cargo carrier can be a game-changer. Two main types of carriers stand out: roof bags and roof boxes. Each has unique advantages and a few downsides, so it’s important to know the details to choose the best option for your needs.

Roof Bag

Source: Reddit

Roof bags, sometimes called cargo bags, are soft-sided carriers that attach to your vehicle’s roof using straps. They’re popular for being flexible, lightweight, and budget-friendly, which makes them a versatile choice for different types of cargo and vehicles.

Flexibility for Oddly Shaped Items

Roof bags are generally made from flexible materials like vinyl, polyester, or other heavy-duty fabrics. This flexibility is a huge advantage when it comes to packing because it allows the bag to hold a variety of shapes and sizes that might not fit as easily in a hard-sided roof box.

In addition, roof bags can expand or contract depending on the load, so you don’t need to worry as much about finding the perfect fit for each item. If you frequently carry things like camping gear, sports equipment, or other odd-shaped items, a roof bag can adjust to fit your needs.

Easy Storage

One of the most attractive features of a roof bag is its ability to fold up for easy storage. When you’re not using it, a roof bag can be compacted and stowed away in a closet, garage, or storage bin. This is a big advantage if you have limited storage space at home.

Unlike roof boxes, which are large and require dedicated storage, roof bags are highly convenient to tuck away between uses.

Lightweight and Simple to Install

Roof bags are usually much lighter than their hard-shell counterparts, which makes them easier to install, remove, and reposition on your vehicle.

This lighter weight also means a roof bag has less impact on your vehicle’s fuel efficiency. It won’t weigh down your car as much, so you’ll get better mileage than with a heavier roof box.

Installing a roof bag is typically straightforward, too. You usually don’t need special tools or complex setup steps. Just attach it using the provided straps, and you’re ready to go.

Source: Reddit

Budget-Friendly Option

Roof bags are often a more affordable option compared to roof boxes. Prices can vary based on material quality, size, and durability, but even a high-quality roof bag is generally cheaper than a roof box of similar size. If you’re working with a budget, a roof bag can be a smart choice. That said, it’s still important to check product reviews and quality before buying, as some lower-end models might not be as durable or weather-resistant as you’d need for regular use.

Potential Drawbacks

On the downside, roof bags aren’t as secure as roof boxes. Most roof bags don’t come with locks, so they’re less ideal if you plan on leaving your vehicle unattended for long periods.

They also don’t offer the same level of protection against extreme weather, so if you’re traveling through heavy rain or snow, you might need to use additional waterproof covers to protect your belongings.

Roof Box

Roof boxes are hard-sided carriers that offer a higher level of security, durability, and often, a sleeker look. Although they’re more of an investment, they can provide significant advantages for those who need extra protection and capacity for their cargo.

Durable and Weather-Resistant

Roof cargo boxes are known for their durable construction, often made from materials like ABS plastic or fiberglass. This gives them a distinct advantage in terms of weather protection.

Roof boxes are designed to keep your gear safe from rain, snow, and sun, which can be particularly useful for outdoor enthusiasts or those traveling long distances in variable weather.

Additionally, the hard shell of a roof box offers enhanced protection against theft. Many models come with built-in locks, giving you extra peace of mind when you need to leave your car unattended. If security and durability are priorities for you, a roof box is the way to go.

Greater Cargo Capacity

Roof boxes generally offer more capacity than roof bags, thanks to their rigid structure. They hold their shape regardless of the load, which means they can often handle more weight and volume than a roof bag. This extra space can be a lifesaver for families or anyone packing for a longer trip.

With a roof box, you can carry items like suitcases, sports gear, and camping equipment, all while keeping your vehicle’s interior free for passengers and other essentials. This added capacity is a clear advantage if you need to transport larger amounts of gear.

Aerodynamic Design

One key feature of roof boxes is their aerodynamic design. Most are built to reduce wind resistance, which has two main benefits: reduced noise and less impact on fuel efficiency. Because roof boxes are streamlined, they create less drag, making for a quieter and more fuel-efficient ride.

While roof bags can create some flapping noise, especially at higher speeds, roof boxes typically remain stable and quiet. This can make a noticeable difference during long drives or frequent use.

Potential Drawbacks

However, roof boxes do have their downsides. They are generally heavier than roof bags, which can make installation more challenging, especially if you’re working solo.

Their weight and solid build also mean they’re bulkier to store when not in use, so you’ll need to consider storage space before buying one.

Most roof boxes require crossbars for mounting the box to which could be an additional expense you hadn’t planned for.

Lastly, roof boxes are usually more expensive than roof bags. Their added security, durability, and cargo capacity come at a cost, so it’s essential to weigh these benefits against your budget.

Which is Right for You?

Choosing between a roof bag and a roof box depends on what matters most to you. Here’s a quick summary to help guide your decision:

• Choose a Roof Bag If you want something lightweight, easy to store, and budget-friendly. Roof bags are great if you need flexibility and don’t mind sacrificing some security and weather resistance.
• Choose a Roof Box If you prioritize durability, security, and additional cargo capacity. Roof boxes are ideal for frequent travelers or those looking to keep items safe from the elements and theft.

In the end, both roof bags and roof boxes can enhance your travel experience by freeing up space in your vehicle. Whether you go with a flexible roof bag or a robust roof box, you’ll be able to carry more of what you need without compromising comfort or convenience.

Along with rooftop cargo boxes, Enthuze makes and sells a wide variety of other accessories including bike racks, trailer hitches, hitch-mounted cargo carriers, and much more.

Related articles:

• What is the Weight Limit of a Roof Cargo Carrier?
• What Size Cargo Box Do I Need?
• Rooftop Cargo Box Q&A
• A Look at Enthuze Cargo Boxes