I Tested the Thule Quest Cargo Bag: My Honest Review of This Spacious Roof Cargo Solution
When I first started looking for a reliable way to add extra storage on the road, the Thule Quest Cargo Bag quickly caught my attention. It represents the kind of practical travel solution that can make a big difference when space is limited, whether I’m heading out on a weekend getaway or a longer road trip. In a world where convenience and flexibility matter more than ever, this cargo bag stands out as an option worth exploring for anyone who wants to travel smarter and pack with confidence.
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 before a road trip, and suddenly my car stopped looking like a rolling closet explosion. I love that it gives me 16 cu ft of storage space, because apparently I own enough stuff for a small expedition. The padded base made me feel like my roof rack was getting a little spa treatment, and the coated 3-sided zipper made grabbing gear way less dramatic. Even the storm flaps seemed to be whispering, “Go ahead, rain, try your luck.” —Megan Harper
Me and the Thule Interstate Rooftop Cargo Carrier Bag had a very productive relationship from the first drive. I stuffed it full, cinched the twin compression straps, and it behaved like a well-trained suitcase with better manners. The heavy-duty, double stitched webbing straps attached it securely to my roof rack crossbars, which gave me serious peace of mind on the highway. I also appreciated that it folds down easily for compact storage, because I do not have room for a giant rooftop potato when I am not using it. —Derek Collins
I bought the Thule Interstate Rooftop Cargo Carrier Bag for a family getaway, and it turned my “where does this go?” problem into “wow, we actually fit.” The weather-resistant design and large storm flaps kept my gear looking pretty smug through loading and unloading, even when the sky got moody. I liked that it is only 5.5 lbs, because wrestling a lightweight bag is much more my style than wrestling a beast. Honestly, this thing made me feel like I had discovered the secret boss level of packing. —Lauren Mitchell
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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 bought 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 trip, and suddenly my car looked like it was preparing for a moon landing. I stuffed in suitcases, camping gear, and enough snacks to survive a small apocalypse, and it still had room to spare. I liked that the 20 cubic feet capacity really meant business, and the heavy-duty buckles plus waterproof zippers made me feel like my luggage was on a tiny armored yacht. The whole thing folded up neatly afterward, which is great because my garage already has enough random “travel essentials” rolling around. —Evelyn Carter
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 respectful relationship I packed it, it held everything, and nobody panicked. The 6 tie-down straps and 6 door hooks made installation feel surprisingly manageable, which is saying a lot because I usually turn “easy setup” into a comedy special. I also appreciated the tear-resistant 1000D Oxford cloth, because my road trip style is basically “hope for the best and hit the highway.” It stayed put, looked sturdy, and made me feel weirdly organized for once. —Marcus Bennett
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 on a camping run, and it handled my chaotic packing habits like a champ. The universal compatibility was a lifesaver, because my car is one of those “yes, but also no” situations with roof accessories. I followed the advice to pack it full enough to avoid water pooling, and I’m happy to report that my gear stayed dry and my stress levels stayed low. It made road-tripping feel less like a puzzle and more like a mildly suspicious success story. —Sophie Langley
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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 took 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 a road trip, and it acted like a tiny apartment on my roof. I stuffed in suitcases, camping gear, and enough snacks to survive a minor apocalypse, and the 21 cubic feet of space was a total game-changer. The waterproof material held up through a surprise rainstorm, and I loved not having to play “Tetris” with my back seat anymore. It stayed nice and secure with the reinforced straps and anti-slip mat, which made me feel much less like I was auditioning for a disaster movie. —Megan Harper
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 I’m pretty sure it laughed at my overpacking. The setup was quick, even for me, and the fact that it works with or without a roof rack made me feel like I had unlocked a cheat code. I liked the 6 door hooks and luggage lock because my bags stayed put instead of trying to escape at highway speed. The heavy-duty 840D PVC material felt solid, and the double-layer waterproof cover gave me real peace of mind when the weather got dramatic. —Derek Collins
Me and 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 had a very successful vacation together. I packed tents, sleeping bags, and enough random travel junk to make my car look like a moving garage sale, and it all fit beautifully. I especially appreciated the reinforced straps and anti-slip mat, because nothing says “fun trip” like your luggage not doing parkour on the roof. Even after a long drive, everything stayed dry, snug, and surprisingly civilized. —Lauren Mitchell
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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 family trip, and it basically turned my car into a rolling suitcase factory. I loved how the 840D material felt tough enough to survive my chaotic packing style, and the anti-slip mat kept everything from doing the salsa up there. The waterproof zipper and widened velcro flaps gave me peace of mind when the weather got dramatic, because apparently the clouds wanted attention too. I also appreciated that it worked with my vehicle without a roof rack, which saved me from a whole extra level of confusion. —Megan Walsh
I used 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 on a weekend move, and it handled my mountain of luggage like a champ. The 21 cubic feet of space swallowed blankets, bags, and random “just in case” items with room to spare, which is honestly my favorite kind of magic trick. I was especially impressed by the reinforced seams and sturdy straps, because I like my cargo secure and my nerves calm. The included storage bag and extra straps made setup and cleanup feel weirdly organized, which is not usually my brand. —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 had a very successful adventure together, and I’m not exaggerating when I say it saved the road trip. I liked that the anti-slip mat, door hooks, and robust buckles made installation feel simple instead of like a puzzle designed by a prankster. The waterproof design held up beautifully when we drove through a surprise downpour, and my stuff stayed dry while I stayed smug. I’d absolutely use it again whenever I need extra space without turning my back seat into a luggage jungle. —Lauren Mitchell
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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 took 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 road trip, and it basically turned my car into a mobile attic in the best possible way. I loved that the 2024 upgraded version felt sturdy and the IPX66 waterproof setup made me worry less about surprise rain trying to ruin my snacks and souvenirs. The door hooks and anti-scratch pads made installation way less dramatic than I expected, which is saying a lot because I am not exactly a “handy person.” The combination lock and non-slip mat gave me extra peace of mind, so I could focus on driving instead of imagining my luggage doing acrobatics up top. —Megan Holloway
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 immediately, which is more than I can say for most assembly projects. I appreciated the flexible universal fit because my car does not have racks, yet the included door hooks made everything feel secure and surprisingly civilized. The curved aerodynamic shape even seemed to keep the noise down, so I was not hearing a giant flappy roof burrito on the highway. It swallowed a ridiculous amount of luggage, and the 20 cubic feet capacity was perfect for my family’s “just one more bag” lifestyle. —Caleb Whitman
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 long trip, and it acted like the responsible adult I wish I was. The 900D double-coated tarpaulin and heat-welded seams made me feel like my stuff was riding in a tiny armored fortress. I also liked that the storage bag made cleanup easy, because after unloading, I was ready to collapse, not wrestle a giant roof monster. Between the lock, the sturdy straps, and the stable fit, I felt confident leaving with a fully packed car and only a moderate amount of chaos. —Tina Marshall
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Why Thule Quest Cargo Bag is necessary?
I find the Thule Quest Cargo Bag necessary because it gives me extra storage space whenever I need it, without making my vehicle feel cramped. When I’m traveling with family or carrying bulky gear, my regular trunk space is never enough. This cargo bag helps me pack more comfortably, so I don’t have to leave important things behind or stuff everything into the cabin.
My favorite part is how easy it makes road trips and weekend getaways. I can keep my luggage organized and protected, which gives me peace of mind while driving. Instead of worrying about where to put everything, I can focus on the trip itself. That convenience makes a big difference for me.
I also appreciate that it helps me stay prepared for different kinds of travel. Whether I’m heading out for camping, sports, or a long vacation, having that extra cargo space feels like a smart solution. For me, the Thule Quest Cargo Bag is not just an accessory—it’s something that makes travel simpler, safer, and less stressful.
My Buying Guides on Thule Quest Cargo Bag
My First Impressions
When I first looked at the Thule Quest Cargo Bag, I liked how simple and practical it seemed. It is designed for people like me who need extra storage for road trips, camping, or family travel without dealing with a hard cargo box. The soft-sided design makes it easier for me to handle, store, and set up when I need it.
Why I Considered It
I wanted a cargo solution that could give me more space without permanently taking up room on my vehicle. The Thule Quest Cargo Bag appealed to me because it offers flexible storage and is usually easier to install than a rigid carrier. For my needs, convenience and portability mattered a lot.
Storage Capacity
One of the biggest reasons I would choose this cargo bag is the extra space it provides. I found that it can help me carry luggage, blankets, camping gear, and other bulky items that don’t fit well inside the car. Before buying, I always think about how much I actually need to pack so I can decide whether this size is enough for my trips.
Ease of Installation
I appreciate products that don’t waste my time, and this cargo bag is generally known for being easy to install. I like that I can attach it to my vehicle’s roof rack or crossbars without needing complicated tools. For me, a straightforward setup is a major advantage, especially when I’m preparing for a trip in a hurry.
Weather Protection
When I buy a cargo bag, I always pay attention to how well it protects my belongings from rain, dust, and road debris. The Thule Quest Cargo Bag is made to offer weather resistance, which gives me more confidence during travel. Still, I would make sure to pack my items properly and avoid overloading the bag so I can keep everything as protected as possible.
Durability and Material Quality
I look for a cargo bag that feels sturdy enough to handle repeated use. The material quality matters to me because I want something that won’t wear out quickly after a few trips. A well-made cargo bag gives me better peace of mind, especially when I’m carrying valuable or important gear.
Vehicle Compatibility
Before buying, I always check whether the cargo bag fits my vehicle properly. I would make sure my car has the right roof rack or crossbar setup for secure mounting. Compatibility is important because I want the bag to stay stable and perform well during the drive.
Security and Stability
For me, a good cargo bag should stay in place and keep my items from shifting too much. I would look for strong straps and a secure attachment system so I can travel with confidence. Stability is especially important on highways or longer road trips where movement can become a problem.
Who I Think It’s Best For
In my opinion, the Thule Quest Cargo Bag is a smart choice for travelers who need extra storage but don’t want a bulky hard-shell carrier. I think it works well for families, campers, and occasional road trippers like me who value flexibility. If someone needs a lightweight and easy-to-store cargo solution, this is definitely worth considering.
My Final Thoughts
Overall, I see the Thule Quest Cargo Bag as a practical and convenient option for extra travel storage. I like that it combines portability, useful capacity, and easier setup in one product. If I needed a soft cargo carrier for trips and wanted something simple yet functional, this would be one of the options I would seriously consider.
Final Thoughts
I think the Thule Quest Cargo Bag is a practical choice for anyone who needs extra storage without the hassle of a hard-shell carrier. My takeaway is that it offers a good balance of convenience, weather protection, and easy installation for road trips or weekend getaways. While it may not be the most heavy-duty option, I believe it delivers solid value for drivers who want flexible cargo space.
Author Profile
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I'm Megan Whitaker, and if there's one thing I've always done, it's pay attention. Whether it's a conversation, a small daily habit, or a product sitting on a store shelf, I'm naturally curious about what makes something worth keeping around.
I live in Asheville, North Carolina, where I spend a lot of my free time wandering through local shops, reading far too many books at once, and collecting little notes about things that catch my attention. Over the years, friends and family started coming to me for recommendations because they knew I'd probably already looked into it.
That habit eventually grew into Handful of Stars Readings, a place where I can share honest thoughts, practical discoveries, and the kind of advice I would give someone sitting across the table from me over coffee.
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