Best Roof Box for a Subaru Outback
Best Roof Box for a Subaru Outback

Modern vehicles tend to feature lots of storage space, especially the Subaru Outback. While the Subaru Outback is spacious, you might not always have ample space to store your items. 

It’s also sometimes hard for a vehicle that’s not totally empty to store larger or longer items like kayaks, skis, and snowboards. Fortunately, you help solve your transportation-related woes by purchasing a roof rack or roof cargo box.

Roof racks are items that attach to the top of your vehicle. These items work best for storing longer items that wouldn’t otherwise fit inside of your car. A roof cargo box also stores items inside of its box-shaped interior.

In this post, you’re going to learn how much weight Subaru Outback roof racks are capable of holding. We’ll also cover popular Subaru roof cargo boxes and their maximum weights.

Let’s take a closer look at the best roof box for a Subaru Outback.

How Much Weight Can a Subaru Outback Roof Rack Hold?:

Before we go into our in-depth reviews of roof cargo boxes for Subaru Outbacks, it’s important to quickly discuss this vehicle’s roof rack.

So, how much weight can a Subaru Outback roof rack hold?

The maximum weight capacity of a Subaru Outback is around 175 lbs, according to our research.

It’s important to note that weight limits might vary slightly based on what year Subaru manufactured your Outback.

What’s the Best Roof Box for a Subaru Outback?:

While a roof rack is great for storing and transporting certain items, it’s usually much better to buy a roof cargo box. A roof cargo box sits on top of your vehicle’s roof racks. 

These boxes completely cover your items, helping to keep them safe from winds and other outdoor elements like rain and snow. Plus, many of these roof boxes offer locking functionality to keep your cargo safe while traveling.

Roof boxes are items that fit above the roof of your Subaru Outback. We don’t want you to feel stressed, but there are lots of roof boxes available online.

With such a wide range of these items on the market, how do you choose the right roof box?

It’s now time to take a closer look at the best roof box for a Subaru Outback.

Thule Pulse Rooftop Cargo Box:

One of your best potential options for a Subaru roof cargo box is the Thule Pulse. Something we like about the Thule Pulse Rooftop Cargo Box is that it’s available in three different sizes: Alpine, medium, and large.

Thule Pulse roof cargo boxes feature signature Easy-Grip mounting knobs, Securelock to keep your items safe, and single side box opening capabilities. It’s also made with ABS plastic to provide a rugged and durable exterior.

The Alpine Thule Pulse roof box (small) provides you with 11 cubic feet of storage space. A medium Thule Pulse box gives you 14 cubic feet of space for storage purposes. Lastly, the Thule Pulse Large features 16 cubic feet of space.

Likewise, the total weight of these roof boxes will vary based on what size item you’re purchasing. The Alpine box weighs 32 lbs, the medium box weighs 34 lbs, and the large box weighs 36 lbs.

Thule lists packing guidelines for each of these roof boxes regarding how many skis or snowboards each Thule Pulse box can hold, here’s a closer look:

  • Thule Pulse Alpine: 4-9 pairs of skis and 2-3 snowboards
  • Thule Pulse Medium: 3-4 snowboards
  • Thule Pulse Large: 4-6 pairs of skis and 3-5 snowboards

While the Thule Pulse Rooftop Cargo Box is available in three sizes, the weight limit for each box is 110 lbs.

Thule Vector Rooftop Cargo Box:

Another popular roof cargo box for a Subaru Outback is the Thule Vector. This roof cargo box features a felt-lined interior that is great for keeping your belongings safe during transport. It also features motion-activated LED lights, which are great for use in low visibility situations.

Whether you or someone else needs access to items inside of your roof box, dual-side opening and closing make this easy for anyone to do. Plus, it also features the signature Thule slide lock system. This incredible feature automatically locks your roof box’s lid in place to keep it securely closed.

If you’re looking for a roof cargo box for a Subaru Outback that’s easy to install, you’ll be glad to know the Thule Vector Rooftop Cargo Box features a quick-mount system. This system involves not having to use any tools for installation purposes.

This item also comes with a storage cover that keeps your Thule Vector safe while you’re not using it. 

Whether you’re buying the Alpine or Medium models, each Thule Vector roof box features a maximum storage weight of 165 lbs.

Thule Force XT Rooftop Cargo Box:

You might also be interested in the Thule Force XT Rooftop Cargo Box. This roof cargo box is available in three different size and weight options: the Sport, L, XL, and XXL models.

Like other Thule roof cargo boxes, these items feature dual side openings, rear of vehicle access, a PowerClick quick-mount system, and a LockKnob system.

The Thule Force XT Sport is the smallest model in this line of roof cargo boxes. It weighs 32 pounds and offers 11 cubic feet of interior storage space. This roof box measures 74.75 inches in length and 24.75 inches in width.

If you’re looking for something bigger, there’s also the Thule Force XT Large. This roof box offers 16 cubic feet of interior storage volume and is a little heavier, weighing in at 41 lbs. The dimensions of this roof box are 74.75 inches long and 33 inches wide.

Thule Force XT’s XL model offers 18 cubic feet of storage space and weighs 47 lbs. This model is 82.75 inches long and 33.75 inches wide. Finally, the Thule Force XXL model offers 22 cubic feet of total interior storage space. The XXL roof cargo box is 90.5 inches long and 35.5 inches wide. It weighs a total of 52 lbs.

Each of Thule’s Force XT roof cargo boxes can carry up to 165 lbs.

Thule SideKick Rooftop Cargo Box:

If you need something a little bit smaller, you might enjoy the Thule SideKick Rooftop Cargo Box. Unlike many of the other roof cargo boxes in this list, the Thule SideKick is best for smaller items.

The Thule SideKick is available in one size. It measures 54 inches in length and 25 inches in width. But, this item only weighs 16 lbs, making it incredibly easy to move and set up.

Best Roof Cargo Box for Subaru Outback for Smaller Items

While this roof cargo box is smaller, it still comes with a wide range of signature Thule features, including a Passenger-side opening, two locking systems to keep things secure, and it’s extremely durable.

Instead of storing skis and snowboards, this roof cargo box is better for storing sleeping bags, golf clubs, and similar items.

The Thule SideKick Rooftop Cargo Box is capable of storing up to 75 lbs.


Thule Motion XT Rooftop Carrier:

Lastly, we didn’t want to leave out the Thule Motion XT Rooftop Cargo Carrier. The Thule Motion XT is available in three sizes: Large, XL, and XXL. Plus, this rooftop cargo box is available in three color options: black, white, and gray. Note: The Alpine model is only available in one color.

With the Thule Motion, you’ll find many of the same features this company’s items are known for. While the Motion boxes tend to run longer, they sit near the forward position of your roof. This means you won’t have to worry about not having access to your trunk.

Another cool feature of this roof cargo box is that each item features a glossy finish. This is a nice feature for anyone who’s not a fan of Thule’s usual hard plastic exterior.

The Thule Motion XT Alpine features 16 cubic feet of space and has a 165 lb weight limit. It weighs 55lbs. Going up a size, the Thule Motion XT L also features 16 cubic feet of space. With that said, the L model interestingly weighs 42 lbs.

If you need larger roof cargo boxes, consider the Thule Motion XT XL. The XL version of this roof cargo box offers 18 cubic feet of storage volume. It weighs a bit more than the L model, coming in at 46 lbs.

Finally, there’s the Thule Motion XT XXL. This roof box features an enormous 22 cubic feet of interior volume. It weighs 55 lbs.

Each of the Thule Motion XT roof cargo boxes is capable of carrying 165 lbs.



As you can see, it’s easy to find the best car roof box for a Subaru Outback. If you want to know more about roof boxes, we urge you to check out everything we have to offer at The Roof Boxes. We have tips, reviews, and comparisons that cover all of the popular roof boxes available for sale. You might enjoy our recent look at what you can fit in a roof cargo box.

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