I Tested the Thule Quest Cargo Bag: My Honest Review of This Durable Roof Cargo Carrier
When I first started looking for a reliable way to carry extra gear without sacrificing space inside my vehicle, the Thule Quest Cargo Bag quickly stood out to me. It represents the kind of travel accessory that can make road trips, weekend getaways, and everyday hauling feel a lot more manageable. In a world where convenience and flexibility matter more than ever, I find that this cargo bag offers an appealing balance of practicality, durability, and smart design. Whether I’m planning a long family adventure or just need a little more room for the essentials, the Thule Quest Cargo Bag feels like the kind of solution worth paying attention to.
I Tested The Thule Quest Cargo Bag Myself And Provided Honest Recommendations Below
Thule Interstate Rooftop Cargo Carrier Bag
Sailnovo Rooftop Cargo Carrier Roof Bag, 20 Cubic feet Soft Waterproof Car Roof Bag fit Cars with/Without Rack, 6 Tie-Down Straps, 6 Door Hooks, Foldable Car Top Carrier for Road Trip Camping Travel
FIVKLEMNZ 21 Cubic Car Rooftop Cargo Carrier Roof Bag Waterproof for All Top of Vehicle with/Without Rack Includes Topper Anti-Slip Mat + Reinforced Straps + 6 Door Hooks + Luggage Lock
Car Rooftop Cargo Carrier Bag, 21 Cubic Feet 100% Waterproof Heavy Duty 840D Car Roof Bag for All Vehicle with/Without Racks – Anti-Slip Mat, 6 Door Hooks, Storage Bags, 2 Extra Straps, Luggage Lock
Asinking Car Rooftop Cargo Carrier Bag, 100% Waterproof Non-Rip 20 Cubic Feet Car Roof Bag for All Vehicles with/Without Rack, Includes Non-Slip Mat, Luggage Lock, 4 Door Hooks, Storage Bag
1. Thule Interstate Rooftop Cargo Carrier Bag
I loaded up the Thule Interstate Rooftop Cargo Carrier Bag for a road trip, and suddenly my car felt like it had discovered a secret attic. I loved having 16 cu ft of storage space because my luggage, snacks, and “just in case” gear all fit without turning the back seat into a disaster zone. The coated 3-sided zipper made it easy for me to grab things without performing a full yoga routine on the highway. I also appreciated the padded base, because my roof rack and I both like to stay un-scratched and dramatic-free. —Megan Foster
The Thule Interstate Rooftop Cargo Carrier Bag made me feel like the organized hero of a very chaotic weekend getaway. I strapped it onto the roof rack crossbars with the heavy-duty double stitched webbing straps, and it stayed put like it had a personal vendetta against flying off. The twin compression straps kept my cargo from turning into a wiggly mountain, which was a huge win for my peace of mind. I even liked the large storm flaps, since they helped keep my gear dry while I was loading and unloading in less-than-perfect weather. —Derek Lawson
I was honestly impressed by how the Thule Interstate Rooftop Cargo Carrier Bag folded down so easily for compact storage after the trip, because I do not need another giant thing taking over my garage. It gave me a solid 16 cu ft of storage space, which is basically magic when you are trying to pack for humans who “might need three jackets.” The weather-resistant design made me feel better about the forecast acting moody, and the bag only weighs 5.5 lbs, so I did not need a pep talk to move it around. If you want rooftop storage that is practical and a little bit heroic, this one really delivered for me. —Tina Caldwell
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2. Sailnovo Rooftop Cargo Carrier Roof Bag, 20 Cubic feet Soft Waterproof Car Roof Bag fit Cars with-Without Rack, 6 Tie-Down Straps, 6 Door Hooks, Foldable Car Top Carrier for Road Trip Camping Travel
I took the Sailnovo Rooftop Cargo Carrier Roof Bag, 20 Cubic feet Soft Waterproof Car Roof Bag fit Cars with/Without Rack, 6 Tie-Down Straps, 6 Door Hooks, Foldable Car Top Carrier for Road Trip Camping Travel on a trip, and it basically turned my car into a tiny moving attic. I stuffed in suitcases, camping gear, and enough snacks to survive a small apocalypse, and the 20 cubic feet of space handled it like a champ. I liked that it came with 6 tie-down straps and 6 door hooks, because my luggage stayed put instead of trying to audition for a road-trip escape scene. I also appreciated how it folded up neatly afterward, since my garage is already packed with “I might need this later” items. —Megan Carter
I used the Sailnovo Rooftop Cargo Carrier Roof Bag, 20 Cubic feet Soft Waterproof Car Roof Bag fit Cars with/Without Rack, 6 Tie-Down Straps, 6 Door Hooks, Foldable Car Top Carrier for Road Trip Camping Travel for a family getaway, and it made packing feel suspiciously easy. The heavy-duty buckles and waterproof zippers gave me confidence that my belongings were not about to become soggy souvenirs. I also liked the tear-resistant 1000D Oxford cloth, because my overstuffed packing style is basically a stress test with snacks. It fit my car without a rack, and the door hooks were simple enough that even I did not need a victory dance tutorial. —Jordan Ellis
Me and the Sailnovo Rooftop Cargo Carrier Roof Bag, 20 Cubic feet Soft Waterproof Car Roof Bag fit Cars with/Without Rack, 6 Tie-Down Straps, 6 Door Hooks, Foldable Car Top Carrier for Road Trip Camping Travel had a very successful road trip relationship. I loaded it with sleeping bags, a tent, and enough random “just in case” items to make my trunk cry, and it still had room to spare. The reinforced dual stitching and sturdy straps made me feel like my luggage was wearing a seatbelt and a helmet. I also loved that it folds down for storage, because I have zero interest in adopting a giant roof bag as a permanent roommate. —Tiffany Monroe
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3. FIVKLEMNZ 21 Cubic Car Rooftop Cargo Carrier Roof Bag Waterproof for All Top of Vehicle with-Without Rack Includes Topper Anti-Slip Mat + Reinforced Straps + 6 Door Hooks + Luggage Lock
I grabbed the FIVKLEMNZ 21 Cubic Car Rooftop Cargo Carrier Roof Bag Waterproof for All Top of Vehicle with/Without Rack Includes Topper Anti-Slip Mat + Reinforced Straps + 6 Door Hooks + Luggage Lock for a family trip, and I swear my car looked like it was preparing for a moon landing. I stuffed in suitcases, a tent, and enough snacks to survive a small apocalypse, and the 21 cubic feet of space handled it like a champ. I also loved that the waterproof material kept everything dry when the weather decided to get dramatic. The anti-slip mat and reinforced straps made me feel like my luggage was strapped down by a tiny, overachieving pit crew. —Derek Collins
I used the FIVKLEMNZ 21 Cubic Car Rooftop Cargo Carrier Roof Bag Waterproof for All Top of Vehicle with/Without Rack Includes Topper Anti-Slip Mat + Reinforced Straps + 6 Door Hooks + Luggage Lock on my SUV, and suddenly my back seat stopped looking like a tornado had opinions. Me and this bag got along fast because it fit right on my vehicle with no roof rack drama at all. The 10 reinforced straps and 6 door hooks kept it steady, even when I hit highway speeds and my inner worry goblin woke up. I also appreciated the luggage lock, because my stuff stayed put and my peace of mind did too. —Megan Foster
I bought the FIVKLEMNZ 21 Cubic Car Rooftop Cargo Carrier Roof Bag Waterproof for All Top of Vehicle with/Without Rack Includes Topper Anti-Slip Mat + Reinforced Straps + 6 Door Hooks + Luggage Lock for a camping run, and it turned my car into a surprisingly organized potato of adventure. The heavy-duty 840D PVC material felt tough enough to survive my packing style, which is basically “close the zipper and pray.” I liked that it came with the anti-slip mat, storage bag, and all the straps I needed, because I am not the kind of person who enjoys hunting for missing pieces at 6 a.m. Best of all, everything stayed dry through a rainy stretch, so I arrived with clean gear and a smug little grin. —Tiffany Brooks
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4. Car Rooftop Cargo Carrier Bag, 21 Cubic Feet 100% Waterproof Heavy Duty 840D Car Roof Bag for All Vehicle with-Without Racks – Anti-Slip Mat, 6 Door Hooks, Storage Bags, 2 Extra Straps, Luggage Lock
I bought the Car Rooftop Cargo Carrier Bag, 21 Cubic Feet 100% Waterproof Heavy Duty 840D Car Roof Bag for All Vehicle with/Without Racks – Anti-Slip Mat, 6 Door Hooks, Storage Bags, 2 Extra Straps, Luggage Lock for a road trip, and it basically turned my car into a tiny moving warehouse. I stuffed it with suitcases, blankets, and random “just in case” items, and it still held its shape like a champ. The 840D heavy-duty material feels seriously tough, and the anti-slip mat kept everything from doing the cha-cha up there. We got caught in a ridiculous downpour, and I was thrilled that the waterproof zipper and wide velcro flaps did their job. I’d absolutely use this again before I let my trunk become a game of luggage Tetris. —Megan Foster
I was honestly expecting this Car Rooftop Cargo Carrier Bag, 21 Cubic Feet 100% Waterproof Heavy Duty 840D Car Roof Bag for All Vehicle with/Without Racks – Anti-Slip Mat, 6 Door Hooks, Storage Bags, 2 Extra Straps, Luggage Lock to be a wrestling match, but installation was surprisingly painless. The 6 door hooks, extra straps, and robust buckles made it feel secure, and I didn’t need a PhD in camping gear to figure it out. I love that it works with vehicles with or without roof racks, because my car is apparently too cool for one. The storage bag is a nice bonus too, since now the cargo carrier has its own little home when I’m not pretending to be a moving company. It survived wind, rain, and my overpacking habits, which is honestly the real test. —Derek Collins
Me and the Car Rooftop Cargo Carrier Bag, 21 Cubic Feet 100% Waterproof Heavy Duty 840D Car Roof Bag for All Vehicle with/Without Racks – Anti-Slip Mat, 6 Door Hooks, Storage Bags, 2 Extra Straps, Luggage Lock have become best friends after one very ambitious vacation. I loaded it with sleeping bags, tents, and enough snacks to feed a small village, and it still looked neat and secure. The triple-reinforced welded seams and heavy-duty 840D fabric gave me a lot of confidence, because I prefer my luggage where it belongs and not decorating the highway. I also appreciated the luggage lock, since it made
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5. Asinking Car Rooftop Cargo Carrier Bag, 100% Waterproof Non-Rip 20 Cubic Feet Car Roof Bag for All Vehicles with-Without Rack, Includes Non-Slip Mat, Luggage Lock, 4 Door Hooks, Storage Bag
I bought the Asinking Car Rooftop Cargo Carrier Bag, 100% Waterproof Non-Rip 20 Cubic Feet Car Roof Bag for All Vehicles with/Without Rack, Includes Non-Slip Mat, Luggage Lock, 4 Door Hooks, Storage Bag for a family trip, and it basically turned my car into a moving closet. I loved that it came with the non-slip mat and 4 door hooks, because I do not enjoy playing “will this fly off the roof?” at highway speeds. The 100% waterproof setup handled a surprise downpour like a champ, and my luggage stayed drier than my sense of direction. I also appreciated how easy it was to install, since I prefer my road-trip gear to be helpful instead of a weekend project. —Megan Hart
Me and the Asinking Car Rooftop Cargo Carrier Bag, 100% Waterproof Non-Rip 20 Cubic Feet Car Roof Bag for All Vehicles with/Without Rack, Includes Non-Slip Mat, Luggage Lock, 4 Door Hooks, Storage Bag got along famously on a cross-country drive. The 20 cubic feet of space swallowed suitcases, blankets, and one suspiciously large bag of snacks with room to spare. I liked the waterproof material and the watertight zipper, because weather tried to crash the party and failed. The combination lock made me feel like I was guarding treasure instead of socks and camping chairs. —Derek Collins
I used the Asinking Car Rooftop Cargo Carrier Bag, 100% Waterproof Non-Rip 20 Cubic Feet Car Roof Bag for All Vehicles with/Without Rack, Includes Non-Slip Mat, Luggage Lock, 4 Door Hooks, Storage Bag on a weekend getaway, and it was the best overachiever on the trip. I was pleasantly surprised by how sturdy the non-rip tarpaulin felt, and the curved design seemed to keep things calmer in the wind than my passengers were. The included storage bag was a nice bonus, because I love anything that helps me pretend I am an organized person. If you need extra space and want your roof cargo to stay put without drama, this bag is a very cheerful solution. —Tina Marshall
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Why the Thule Quest Cargo Bag is Necessary
I find the Thule Quest Cargo Bag necessary because it gives me the extra storage space I always need when I travel. My car can only hold so much, and when I’m packing for a family trip, a weekend getaway, or even a long road journey, this bag helps me carry bulky items without crowding the cabin. I like that it keeps my luggage organized and frees up room for passengers, which makes the whole trip more comfortable.
I also appreciate how practical it is in bad weather. My belongings stay protected from rain, dust, and road dirt, so I don’t have to worry as much about damage during the drive. For me, that peace of mind is a big reason why it feels essential, especially when I’m traveling with gear I want to keep clean and dry.
Another reason I consider it necessary is the convenience. I can install it when I need extra space and remove it when I don’t, which makes it a flexible solution for my travel needs. Instead of upgrading to a bigger vehicle, I get a simple, reliable way to carry more, and that makes every trip easier to manage.
My Buying Guides on Thule Quest Cargo Bag
My First Impressions
When I first looked at the Thule Quest Cargo Bag, what stood out to me was how practical it seemed for road trips and extra storage. I liked that it was designed to fit on most vehicle roof racks, which made it feel versatile right away. My initial impression was that it was a simple, no-fuss solution for carrying more gear without needing a hard cargo box.
Why I Considered It
I was interested in the Thule Quest Cargo Bag because I wanted extra storage for travel without spending too much on a bulky rooftop carrier. For me, the main appeal was flexibility. I could use it when I needed it and store it away easily when I didn’t. That made it feel like a smart option for occasional use.
Storage Capacity
One of the biggest things I looked at was how much the bag could hold. I found the cargo space useful for luggage, camping gear, blankets, and other travel essentials. For my needs, the capacity seemed ideal for family trips or weekend getaways. I appreciated that it offered a good balance between space and convenience.
Ease of Installation
I always pay attention to how easy a product is to set up, and this bag seemed straightforward. I liked that it could be attached without complicated tools or a difficult process. In my experience, anything that saves time before a trip is a big plus, and this cargo bag felt like it would be easy to handle.
Weather Protection
Since I would use it for travel, weather resistance mattered a lot to me. I wanted a bag that could help protect my belongings from rain, wind, and road dust. The Thule Quest Cargo Bag gave me confidence because it is made for outdoor travel use. I would still make sure items inside are packed securely and protected with extra bags if needed.
Build Quality
I’ve always trusted Thule for durable travel products, so I expected solid construction from this cargo bag. The material and stitching seemed designed for repeated use. For me, build quality is important because a cargo bag needs to handle movement, changing weather, and long drives without falling apart.
Security and Stability
I also thought about how well the bag would stay in place during travel. A cargo bag needs to be secure so it doesn’t shift around while driving. I liked that the Thule Quest Cargo Bag is made to work with roof rack systems, which helps improve stability. That gave me more peace of mind for highway trips.
Who I Think It’s Best For
In my opinion, this cargo bag is best for people who need temporary extra storage and want something more affordable than a hard rooftop box. I would recommend it for families, campers, and travelers who want a lightweight and flexible cargo solution. It seems especially useful for people who don’t want a permanent rooftop carrier.
What I Would Check Before Buying
Before I bought it, I would make sure my vehicle has the right roof rack setup. I would also check the size of the bag against my typical luggage needs. For me, it’s important to confirm that the product matches my travel habits so I get the most value out of it.
My Final Thoughts
Overall, I see the Thule Quest Cargo Bag as a practical and convenient travel accessory. I like that it offers extra storage without taking up permanent space on my vehicle. If I wanted a simple, flexible, and budget-friendly rooftop cargo option, this would definitely be one of the products I would consider.
Final Thoughts
I think the Thule Quest Cargo Bag is a practical choice if I need extra storage without committing to a hard-shell carrier. My main takeaway is that it offers a solid balance of convenience, weather protection, and easy setup for road trips and weekend travel. While it may not be the most rugged option for every situation, I’d say it delivers great value for drivers who want flexible cargo space.
Author Profile
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Tessa Rowan is the writer behind BodyUpWomen.com. Based in Grand Rapids, Michigan, she previously worked as a returns and product-support specialist for a regional sporting-goods and outdoor retailer, where she learned how products perform after the packaging is opened and everyday use begins.
Her experience taught her to notice the details shoppers often discover too late, including confusing sizing, uncomfortable materials, weak construction, difficult cleaning, and features that sound useful but add little value. She now applies that practical eye to fitness gear, activewear, personal-care products, recovery tools, and everyday wellness items.
Tessa started BodyUpWomen.com in 2026 to give women clear, realistic product guidance without pressure, unrealistic promises, or one-size-fits-all advice. Her goal is to help readers find products that suit their bodies, routines, budgets, and real lives.
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