Roof Box
MaybeSearch demand grew +112.1% this quarter. But buyers convert on only 1.1% of searches, so Roof Box is a Maybe.
- Flapen Score
- 64 / 100Top 4% of 811 Automotive niches · +15 vs the category median of 4964
- Market size
- £455K/yr562K searches / yr
- 90-day growth
- +112.1%search demand this quarter
- Competition
- 39%top-5 click share · 18 brands · 29 sellers
Flapen Score
Roof Box against its category
The dotted line is the Automotive average. Past it, Roof Box is stronger. Inside it, weaker.
Market
The Roof Box market on Amazon at a glance
Shoppers on Amazon United Kingdom searched for Roof Box 562K times last year and spent an estimated £455K. The top 5 brands take 62% of clicks. Demand peaks in May–Jun–Jul–Aug. Flapen scores it 64 out of 100, a Maybe.
01 · Demand
An estimated 1.1% of those searches ended in a purchase.
Shoppers searched for this 562K times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. An estimated 1.1% of those searches ended in a purchase. Searches in the last 90 days moved +112.1% against the 90 days before. Searches, conversion and average price together put the market at an estimated £455K a year.
- Searches, last 12 months
- 562K
- Growth, 90 days vs prior 90
- +112.1%
- Conversion, latest week
- 1.1%
- Market size, estimated
- £455Ka year
- Peak month
- July6.4× the quietest month
- Top search term
- roof box170K searches a year
02 · Price
A sale here is worth £70.32.
Listings sell for £70.32 on average, from £24.53 to £258.34. Amazon reports units sold in ranges. This niche sold 5K to 6K a year. The average listing sells 100 to 250 of them. At £70.32 that is £7K to £18K a year per listing.
- Average price
- £70.32inside the $15 to $100 sweet spot
- Price range
- £24.53–£258.34
- Amazon United Kingdom median price
- £12.12across 27,606 niches
- Units sold a year
- 5K–6K
- Units per listing a year
- 100–250
- Revenue per listing a year
- £7K–£18K
- Returns
- 3.2%of orders · Amazon United Kingdom median 0.6%
03 · Entry bar
The bar here is ads.
93% of listings pay for placement with sponsored ads. 67% ship with Prime. On an average day, 5.7% of listings are out of stock. The average listing ranks #16 within Towing & Transporting. It carries 799 reviews at 4.32 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 93%
- Prime listings
- 67%
- Out of stock, average day
- 5.7%
- Average rank
- #16in Towing & Transporting
- Average rating
- 4.32 starsAmazon United Kingdom average 4.36 stars
- Average reviews
- 799per listing
- Listings tracked
- 42
04 · Newcomers
3 of last year's 5 launches cleared the first-year sales bar.
5 products launched here in the last 12 months. 3 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 43 months on average, so the names here are settling in.
- Launched, last 12 months
- 5
- Successful launches
- 3Amazon's first-year sales bar
- Average brand age
- 43 months
Products
Top Roof Box products & what they sell for
The products selling here, as shoppers see them on Amazon. Shelf share and sales are our estimates.
Prices and ratings read from Amazon on Jul 18, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
GADLANE Car Roof Bag - 20 Cubic Feet (550L) Waterproof Roof Box Storage
- Price
- £43.23
- Rating
- 4.2/5
- Reviews
- 551
- Age
- 2y ago

Sailnovo Car Roof Bag 20 Cubic Feet Foldable Roof Box Soft Roof Box Storage for Most Cars with/without Roof Bars Include 6 Reinforced Straps 6 Door Hooks
- Price
- £60.97
- Rating
- 4.6/5
- Reviews
- 3,448
- Age
- 2y ago

Amazon Basics Rooftop Cargo Carrier Bag 425L Waterproof Heavy Duty Car Roof Bag for Vehicles with Roof Rack 8 Reinforced Straps Foldable Storage Bag Included Black
- Price
- £35.45
- Rating
- 4.4/5
- Reviews
- 8,350
- Age
- 9y ago

BOYUJK Roof Bag 20 Cubic/566 L Waterproof Car Roof Bag no Rack Needed Car Roof Box with Anti-Slip Mat and 6 Heavy-Duty Straps Folding Soft Roof Bag for Cars with/Without Rack Orange 566L
- Price
- £50.93
- Rating
- 4.4/5
- Reviews
- 905
- Age
- 3y ago

Marretoo Car Roof Bag 21 Cubic Feet Large Roofing Cargo Carrier Bags Waterproof Soft Rooftop Luggage Storage Box for Any Cars with Roof Rack/Rails/Bars includes Anti-Slip Mat
- Price
- £55.18
- Rating
- 4.5/5
- Reviews
- 350
- Age
- 4y ago
Trending
estimated 90-day click momentum
Sailnovo Car Roof Bag 21 Cubic Feet Foldable Roof Box Soft Roof Box Storage for Most Cars with/without Roof Bars Include 6 Reinforced Straps 6 Door HooksAnti-Slip Mat
- Price
- £59.99
- Rating
- 4.6/5
- Reviews
- 3,448
- Age
- 5mo ago

KEVEBUB Car Roof Bag 21 Cu Ft / 600L Waterproof Roof Box for Cars Heavy Duty 800D PVC Rooftop Cargo Carrier with Anti-Slip Mat 6 Door Hooks Combination Lock & Storage Bag With/Without Roof Rack
- Price
- £43.54
- Rating
- 4.4/5
- Reviews
- 41
- Age
- 7mo ago

Marretoo Weatherproof Car Roof Bag 600L Car Top Storage for Camping & Travel Universal Fit for SUV/Hatchback affordable roof box UK Heavy-Duty PVC with Anti-Scratch Mat Orange/21 Cubic Feet
- Price
- £52.07
- Rating
- 4.5/5
- Reviews
- 350
- Age
- 1y ago

Signstek Car Roof Cargo Bag Water Resistant with a Protective Anti Slip Mat 8 Reinforced Premium Quality Straps Rubberized Extra Cushioning Car Roof Pad Travel Touring Road Trips for SUV
- Price
- £37.57
- Rating
- 4.4/5
- Reviews
- 180
- Age
- 3y ago

Roof Bag Ohuhu 21 Cubic Feet Waterproof Roof Box with Anti-Slip Mat Sturdy Straps Combination Lock & Storage Bag 840D Heavy Duty Car Roof Storage for Cars with/without Roof Rack
- Price
- £43.89
- Rating
- 4.3/5
- Reviews
- 217
- Age
- 4y ago
Newest
by launch date
Sailnovo Car Roof Bag 21 Cubic Feet Foldable Roof Box Soft Roof Box Storage for Most Cars with/without Roof Bars Include 6 Reinforced Straps 6 Door HooksAnti-Slip Mat
- Price
- £59.99
- Rating
- 4.6/5
- Reviews
- 3,448
- Age
- 5mo ago

KEVEBUB Car Roof Bag 21 Cu Ft / 600L Waterproof Roof Box for Cars Heavy Duty 800D PVC Rooftop Cargo Carrier with Anti-Slip Mat 6 Door Hooks Combination Lock & Storage Bag With/Without Roof Rack
- Price
- £43.54
- Rating
- 4.4/5
- Reviews
- 41
- Age
- 7mo ago

GADLANE Car Roof Bag - 20 Cubic Feet Waterproof Roof Box for Cars with/without Roof Rack Anti-Slip Mat 6 Sturdy Door Hooks Combination Lock Storage Bag Durable 820D Material - For Travel (Yellow)
- Price
- £39.93
- Rating
- 4.2/5
- Reviews
- 127
- Age
- 1y ago

COSTWAY Car Roof Box 320L Capacity Hard Rooftop Cargo Carrier with Security Keys & Belts Waterproof Rooftop Luggage Storage Box for Car SUV Van Fits Most Cars
- Price
- £139.45
- Rating
- 3.6/5
- Reviews
- 5
- Age
- 1y ago

Rooftop Cargo Carrier Vehicle Soft-Shell Carriers Heavy Duty Car Roof Bag Waterproof without Rack Car Topper Luggage Carrier-with 6 Hooks&Mat(19.4 Cuft)
- Price
- £41.46
- Rating
- 4.6/5
- Reviews
- 36
- Age
- 1y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 39% of clicks, no more. An open shelf where new products get seen.
Brands
18 falling
Sellers
29
Est. top-5 brand share
62%
Top 20: 100%
Est. top-5 click share
39%
Top 20: 78%
Open market
32%
- GADLANE21%
- Sailnovo16%
- BOYUJK11%
- Amazon Basics8%
- Marretoo7%
- COSTWAY7%
Demand
Roof Box search demand
Weekly searches over the year, seasonality beneath. Pick a range.
Peak months: May, Jun, Jul, Aug · busiest ÷ quietest = 6.4×
Search terms
Top Roof Box search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- roof box170K/yr
- roof bag132K/yr
- car roof bag63K/yr
- car roof box55K/yr
- car roof boxes13K/yr
- roof bag without roof rack20K/yr
- roof boxes for cars with roof bars19K/yr
- car roof bag no rack needed7K/yr
- roof boxes16K/yr
- car roof storage8K/yr
Reviews and returns
What reviews say buyers love and hate about Roof Box
We read the reviews and the return reasons for every product selling here.
“our things were wet”
Every topic
Every topic buyers talk about, one row each.
Red shows the share of negative reviews and green the share of positive reviews, biggest topic first. Open a row to read what they wrote.
17 topics
Keep looking
Related niches
Niches in the same category that score near this one. Research these next.
Best Flapen score
The highest-scoring niches we track right now, across every category.
FAQ
Common Roof Box questions
Answered from the same tracked data.
Figures on this page are estimates modeled from public Amazon pages and third-party keyword data. Amazon does not supply them, and no connected seller's data is used. How we handle Amazon data









