biggest cargo boxes for family

Biggest Roof Cargo Boxes

Are you looking for large cargo boxes for your outdoor life? In this article, we will showcase some big roof boxes to meet your needs. As we all know, there are many different-size roof boxes for people on the market, and we can choose one that fits our family size and personal needs. Although more loading space is always a good idea, you should pay attention to your car’s roof loading limit. A huge roof-mounted cargo box is not for every car, so you better check before action.

If you try to find large cargo boxes by yourself, you can spend lots of time on that job because choosing a suitable roof box is challenging for people. 

We require to consider many different things before our buying actions on a cargo box. For example, you need to have a pair of rack bars to use a roof box on your car roof. If you don’t have one now, we recommend contacting your local car dealer to order a factory rack system for your vehicle. Otherwise, you can buy one online from Amazon or Ebay. 

If you are new to cargo boxes, you may be interested in knowing more about them for better enjoyment in the future. On our site, you can find many different topics about roof boxes. After reading some of the articles here, you can generate knowledge about correctly using a cargo box.

If you are not sure if the options below fit your car or not, you can use the search bar on the right side to find if we have created a post about suitable roof boxes for your specific car models.

Quick-Pick list of 5 Large Cargo Boxes

71iKm sKe0L. AC SL1500 2024Thule Motion XT Roof Box22 cu ftCheck Price
81i0KvWIAGL. AC SL1500 2024Thule Force Roof Box21 cu ftCheck Price
71Zdr8qKgAL. AC SL1500 2024Yakima Skybox Cargo Box21 cu ftCheck Price
7116VjDZyaL. AC SL1500 2024Modula Racks Travel Twin23 cu ftCheck Price
61%2BYbgKll9L. AC SL1000 2024MARKSIGN Truck Cargo Bag26 cu ftCheck Price
Best Hardshell Cargo Carriers and Their DifferencesCompare and Find

Need a pair of roof bars?

We highly recommend you contact your local auto dealer to buy a rack system for your vehicle. You need a pair of crossbars (roof racks) to make it possible to use a cargo box or other roof-mounted cargo carriers. A list of universal roof racks for all vehicles – You can find a list of recommended universal roof racks for your car – whatever it is, and you can compare them to find out the differences and a suitable one for your next outdoor holiday.

Detail Of The Biggest Rooftop Cargo Boxes

Thule Motion XT Rooftop Cargo Carrier

22 cubic feet thule motion xt cargo box

It is the first choice for you. The Thule Motion XT series has size options: Large, Extra Large, and XXL, and two color options: gray and black. We recommend the 22 cubic feet option because it can carry up to 165 pounds of stuff for your outdoor adventures.

Thule Motion XT Car Rooftop Cargo Boxes Buyer Guide

Its dimensions are 91.5 x 37.5 x 18 inches, and you can put 5 to 7 pairs of skis or 3 to 5 snowboards in it for the winter holidays.


  • When you have got one, you must read the manual-brochure several times. After reading the instructions, you will have enough knowledge to install and use the cargo box.
  • You have to know the weight limit of both the rack system and the roof box, and you must never overload in any situation.
  • When you install the cargo box, you have to adjust its position forward or backward to create enough free space for opening the hatchback. You also need to follow the instructions to do the installation, and you have to face the roof box’s head to the front and overlap the central line of both the cargo box and your car.
  • If you are thinking of using straps to tighten the cargo box to the rack system, you have to abandon that concept because it is a prohibited action by many manufacturers.
  • You don’t use the cargo box to transport human beings, pets, flammable and explosive stuff, alcohol-relevant things, ultra-heavy metal tools, or chemical materials.
  • Lifting a cargo box is a two-people job, and you don’t do it alone.
  • When you operate the mounting hardware, you don’t over-twist it for any reason. Otherwise, you also cannot make the clips very loose. The Thule Motion XT series cargo boxes’ mounting hardware will notify you with a click sound when it appropriately grasps the rack bars.
  • If you use the cargo box to carry long gear like snowboards or skis, you have to use straps to tighten them to the cargo box’s bottom. You cannot randomly put everything in the roof box without organization, and you can learn how to pack a cargo box on our site.
  • After using a cargo box, you need to clean it and store it somewhere in your garage

The Thule Motion XT XXL rooftop cargo carrier is a great way to add extra storage to your vehicle. It is made of durable and weather-resistant materials and can hold up to 160 pounds. The carrier has a unique design that allows it to be easily installed and removed, and it comes with a two-year warranty.

The Thule Motion XT XXL rooftop cargo carrier is the perfect way to add extra storage to your vehicle. It is made of durable and weather-resistant materials and can hold up to 400 pounds. The carrier has a unique design that allows it to be easily installed and removed, and it features a built-in locking system for security.

The Thule Motion XT XXL rooftop cargo carrier is the perfect way to transport extra gear when you’re on the go. This carrier is made to fit most SUVs and minivans, and it has a sleek, aerodynamic design that reduces wind noise and drag. The Motion XT XXL comes with a universal fit system that makes it easy to install, and it has a locking system that keeps your cargo safely in place.

The Motion XT XXL is also very spacious, and it can accommodate up to 160 pounds of gear. It has a large opening at the front that makes it easy to load and unload your items, and it also comes with a rain cover to keep your gear safe and dry in bad weather.

The Motion XT XXL is a great option for anyone who wants a spacious and durable cargo carrier.

Thule Force Cargo Box

21 cubic feet thule force cargo box

It is the second option for you. It has 21 cubic feet of interior space for loading things, and its dimensions are 85 x 35 x 20 inches. Thus, it is large enough for a family of five people. It is compatible with most factory rack systems and other Thule round, square, aerodynamic roof bars.

Thule Force Car Rooftop Cargo Boxes Buying Guide


what is in the package box?

  • Four Quick-Grip mounting hardware with screw
  • Four Cradles
  • Four slide strips for quick-grip
  • Two lid holder
  • Two tighten straps
  • Two sets of keys
  • Two Lock Cylinders
  • Two key shield
  • When you use the key to unlock the box, you insert the key and turn it clockwise to the unlocked position. You can only pull the key out when the cargo box is fully closed and locked. When you need to close the box, you need to pull down the lid and counterclockwise turn the key to lock it.
  • When you drive with a cargo box, especially a fully loaded roof box, you should pay attention to your speed and follow a regulation mentioned in another post on our site.
  • You don’t lift the cargo box alone, and you don’t install a roof box with tools.
  • You can adjust your cargo box’s position towards the rear to minimize wind resistance. What is wind resistance? You can know more here.
  • When operating the mounting hardware, you don’t use any tools. You also cannot overtwist the clips or make them loosen, and it is dangerous to have a poorly installed roof box on top of your vehicle while your car is in motion.
  • Overloading a cargo box is seriously prohibited by manufacturers.

If you are looking for a rooftop cargo carrier that can handle a lot of gear, the Thule Force XT XXL is a great option. This carrier can hold up to 165 pounds, so it is perfect for hauling large items or a lot of gear. It is also very easy to use, with a simple installation process.

The Thule Force XT XXL is also very secure, thanks to its locking system. This system ensures that your cargo is safe and secure while you are driving. And, when you are not using the carrier, it can be quickly and easily folded down for storage.

The Thule Force XT XXL rooftop cargo carrier is a great way to add extra storage to your vehicle. It’s easy to install and can be used for a variety of purposes. The Thule Force XT XXL rooftop cargo carrier is made from high-quality materials and is designed to last.

This cargo carrier is perfect for people who need to transport large items or equipment. It has a generous amount of space and can hold up to 165 pounds. The Thule Force XT XXL rooftop cargo carrier is also very versatile. It can be used with a variety of vehicles, including cars, trucks, and SUVs.

YAKIMA – SkyBox Aerodynamic Rooftop Cargo Box

It is the third option for you. It offers 21 cubic feet of inner space for storing stuff on the roads. You can use it to transport snowboards or skis that are not longer than 215 centimeters.

You can open the box from both sides for convenience. When packing it at home, you can use both sides to ensure that you can utilize every corner of the box for carrying stuff. When having access difficulty using one side for loading or unloading, you can open another side to take what you want for situations.
You don’t require a tool for the installation. You can complete the installation process in under half an hour the first time then you can assemble and remount the cargo box in under 5 minutes in the future.
When talking about Yakima, I cannot stop thinking about the Thule because they are both the leader in the roof box industry. Do you know the differences between these two big brands? We have some words on the topic.

Looking for a way to transport items on the go without taking up a lot of space? Check out the Yakima SkyBox Aerodynamic Rooftop Cargo Box. This cargo box is designed to help you make the most of your storage space while on the road. Its aerodynamic shape helps to reduce drag and wind noise, and it’s easy to install and remove.

The Yakima SkyBox is a rooftop cargo box that is aerodynamic and easy to use. It is designed to fit most vehicles and can be opened from either side. The SkyBox is made of high-quality materials and has a capacity of up to 165 pounds.

The Yakima SkyBox is an excellent choice for anyone who needs extra storage space. It is easy to install and can be used for a variety of purposes.

Yakima SkyBox Car Rooftop Cargo Carriers Information Guide

YAKIMA skybox rooftop cargo carrier
photo from Yakima

Modula Racks Travel Twin 650 Litre Roof Top Cargo Box

It is the fourth option for you. You can mount it on top of a pair of crossbars, and it has an integrated lock system that protects your items on the roads. You can pack or unload it from both sides, and the tool-free mounting components are easy to operate for hassle-free installation.

Looking for a way to safely and securely store your belongings when traveling? Look no further than the Modula Racks Travel Twin 650 Litre Roof Top Cargo Box. This handy cargo box is made from sturdy and durable materials and can be easily attached to most roof racks.

The Travel Twin 650 Litre Roof Top Cargo Box is perfect for storing luggage, camping gear, or any other items you may need while on the road. It has a capacity of 650 liters and comes with a built-in lock for added security. Plus, it’s easy to open and close, making it perfect for quick trips.

White Modula rooftop cargo box
photo from Modula Racks

MARKSIGN 100% Waterproof Truck Cargo Bag

It is the fifth option for truck owners. You can use this soft cargo bag to carry stuff in your truck trunk, and the cargo bag has ample interior space for stowing almost everything. It is a waterproof soft bag, and you can use a lock and a set of cargo nets to protect it when it is in use.

Truck owners can use this giant bag to stow lots of items and load them in the trunk without worrying about further damage to them when transporting these items on the roads. The trunk cargo bag is waterproof and sturdy enough to protect your belongings in extreme weather and off-road conditions.

Marksign is the world’s first and only 100% waterproof truck cargo bag. It is made of premium waterproof materials and features a roll-top closure system that ensures your belongings are always dry. Whether you’re driving through a rainstorm or crossing a river, your cargo will be safe and sound inside Marksign.

Marksign is perfect for anyone who needs to transport valuable items or equipment. With Marksign, you can rest assured that your belongings will stay dry no matter what. Order your Marksign cargo bag today and enjoy peace of mind on your next road trip!

MARKSIGN 100% Waterproof Truck Cargo Bag
MARKSIGN 100% Waterproof Truck Cargo Bag

A list of 10 cargo baskets for all SUVs, Sedans, Vans, and Trucks – These cargo baskets are high-quality, top-ranked, and popular among campers, so you can check them out for better decisions on arranging your cargo management.

There are many rooftop cargo baskets to choose from on the market. The most important factor to consider when making your purchase is the size of the basket. You will want to find one that can accommodate all of your luggage.

Another important factor to consider is the weight limit of the basket. Make sure that the basket you choose can handle the weight of all of your luggage. If it doesn’t, you may end up damaging your vehicle or the rooftop cargo basket.

If you frequently travel with large pieces of luggage, you’ll need a rooftop cargo basket that can hold a lot of weight. If you only travel with a small bag or two, a less expensive and smaller rooftop cargo basket will work just fine.

When shopping for a rooftop cargo basket, be sure to consider the type of vehicle you have. There are baskets designed specifically for cars, SUVs, vans, and trucks. Make sure the basket you choose is compatible with your vehicle.

Price is also a factor to consider when purchasing a rooftop cargo basket. Baskets range in price from around $25 to $200 or more. Choose the basket that fits your budget and needs.


This post showcases the biggest rooftop cargo boxes for outdoor use. If you are in the market for a rooftop cargo box, be sure to check out this post for some inspiration. Please like, share, and comment on this post to let us know what you think.

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