Filler Primer
FailPrices span $5.20–$10.85, mostly outside the sweet spot, so Filler Primer is a Fail.
- Flapen Score
- 34 / 100Ranks 768 of 811 Automotive niches · −15 vs the category median of 4934
- Market size
- £36K/yr49K searches / yr
- 90-day growth
- -0.3%search demand this quarter
- Competition
- 80%top-5 click share · 7 brands · 20 sellers
Flapen Score
Filler Primer against its category
The dotted line is the Automotive average. Past it, Filler Primer is stronger. Inside it, weaker.
Market
The Filler Primer market on Amazon at a glance
Shoppers on Amazon United Kingdom searched for Filler Primer 49K times last year and spent an estimated £36K. The top 5 brands take 97% of clicks. Flapen scores it 34 out of 100, a Fail.
01 · Demand
An estimated 9.2% of those searches ended in a purchase.
Shoppers searched for this 49K times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. An estimated 9.2% of those searches ended in a purchase. Searches in the last 90 days moved -0.3% against the 90 days before. Searches, conversion and average price together put the market at an estimated £36K a year.
- Searches, last 12 months
- 49K
- Growth, 90 days vs prior 90
- -0.3%
- Conversion, latest week
- 9.2%
- Market size, estimated
- £36Ka year
- Peak month
- March1.5× the quietest month
- Top search term
- filler primer22K searches a year
02 · Price
A sale here is worth £8.11.
Listings sell for £8.11 on average, from £5.20 to £10.85. Amazon reports units sold in ranges. This niche sold 4K to 5K a year. The average listing sells 250 to 500 of them. At £8.11 that is £2K to £4K a year per listing.
- Average price
- £8.11under the $15 to $100 sweet spot
- Price range
- £5.20–£10.85
- Amazon United Kingdom median price
- £12.12across 27,606 niches
- Units sold a year
- 4K–5K
- Units per listing a year
- 250–500
- Revenue per listing a year
- £2K–£4K
- Returns
- 0.3%of orders · Amazon United Kingdom median 0.6%
03 · Entry bar
The bar here is low.
50% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 8.1% of listings are out of stock. The average listing ranks #43 within Paintwork. It carries 1,197 reviews at 4.54 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 50%
- Prime listings
- 100%
- Out of stock, average day
- 8.1%
- Average rank
- #43in Paintwork
- Average rating
- 4.54 starsAmazon United Kingdom average 4.36 stars
- Average reviews
- 1,197per listing
- Listings tracked
- 12
04 · Newcomers
0 of last year's 2 launches cleared the first-year sales bar.
2 products launched here in the last 12 months. 0 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 68 months on average, so the names here are established.
- Launched, last 12 months
- 2
- Successful launches
- 0Amazon's first-year sales bar
- Average brand age
- 68 months
Products
Top Filler Primer 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
JENOLITE Primer Filler Spray Paint | WHITE | High Fill Multi-Surface Primer Paint | Fills Small Dents & Scratches | Perfect For Car Bodywork 3D Printer Models & More | 400ml
- Price
- £10.55
- Rating
- 4.4/5
- Reviews
- 2,159
- Age
- 5y ago

Simoniz SIMB90D High Build Primer Spray Paint Filler Primer Removes Imperfections pre-Paint 500ml
- Price
- £6.66
- Rating
- 4.5/5
- Reviews
- 71
- Age
- 15y ago

Hycote High Build Aerosol Car Spray Paint Filler Primer 400 ml
- Price
- £6.90
- Rating
- 4.5/5
- Reviews
- 1,389
- Age
- 16y ago

Simoniz Grey Plastic Primer
- Price
- £5.20
- Rating
- 4.6/5
- Reviews
- 669
- Age
- 10y ago

JENOLITE Primer Filler Spray Paint | BLACK | High Fill Multi-Surface Primer Paint | Fills Small Dents & Scratches | Perfect For Car Bodywork 3D Printer Models & More | 400ml
- Price
- £10.43
- Rating
- 4.4/5
- Reviews
- 2,159
- Age
- 5y ago
Trending
estimated 90-day click momentum
JENOLITE Primer Filler Spray Paint (GREY) | 500ml | High Fill Multi-Surface Primer Paint | Fills Small Dents & Scratches | Perfect For Car Bodywork 3D Printer Models & More
- Price
- £10.85
- Rating
- 4.4/5
- Reviews
- 2,159
- Age
- 4mo ago

Hycote Bodyshop High Build Aerosol Car Spray Paint Grey Primer 400 ml
- Price
- £5.28
- Rating
- 4.6/5
- Reviews
- 471
- Age
- 15y ago

Simoniz Grey Plastic Primer
- Price
- £5.20
- Rating
- 4.6/5
- Reviews
- 669
- Age
- 10y ago

Simoniz SIMB90D High Build Primer Spray Paint Filler Primer Removes Imperfections pre-Paint 500ml
- Price
- £6.66
- Rating
- 4.5/5
- Reviews
- 71
- Age
- 15y ago

JENOLITE Primer Filler Spray Paint | WHITE | High Fill Multi-Surface Primer Paint | Fills Small Dents & Scratches | Perfect For Car Bodywork 3D Printer Models & More | 400ml
- Price
- £10.55
- Rating
- 4.4/5
- Reviews
- 2,159
- Age
- 5y ago
Newest
by launch date
JENOLITE Primer Filler Spray Paint (GREY) | 500ml | High Fill Multi-Surface Primer Paint | Fills Small Dents & Scratches | Perfect For Car Bodywork 3D Printer Models & More
- Price
- £10.85
- Rating
- 4.4/5
- Reviews
- 2,159
- Age
- 4mo ago

Bartoline Filler Primer Grey Spray Paint 400ml Matt Finish Multi-Surface Filler and Primer for Metal Wood Plastic Fills Scratches Fast-Drying High-Coverage Base Coat for Topcoats
- Price
- £8.84
- Rating
- 4.8/5
- Reviews
- 155
- Age
- 11mo ago

JENOLITE Plastic Primer Spray Paint | GREY | 400ml | Premium Quality Plastic Primer | Promotes Adhesion | Primer Spray Paint for Automotive Garden Furniture Models & Other Hard Plastics
- Price
- £10.41
- Rating
- 4.5/5
- Reviews
- 1,399
- Age
- 5y ago

JENOLITE Primer Filler Spray Paint | WHITE | High Fill Multi-Surface Primer Paint | Fills Small Dents & Scratches | Perfect For Car Bodywork 3D Printer Models & More | 400ml
- Price
- £10.55
- Rating
- 4.4/5
- Reviews
- 2,159
- Age
- 5y ago

JENOLITE Primer Filler Spray Paint | BLACK | High Fill Multi-Surface Primer Paint | Fills Small Dents & Scratches | Perfect For Car Bodywork 3D Printer Models & More | 400ml
- Price
- £10.43
- Rating
- 4.4/5
- Reviews
- 2,159
- Age
- 5y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 80% of clicks. A locked shelf that new listings rarely crack.
Brands
7 falling
Sellers
20
Est. top-5 brand share
97%
Top 20: 100%
Est. top-5 click share
80%
Top 20: 100%
Open market
1%
- JENOLITE36%
- Simoniz31%
- Hycote23%
- Autotek4%
- MOTIP3%
- Bartoline2%
- Open — no brand owns it (1 brand, 1%)
Demand
Filler Primer search demand
Weekly searches over the year, seasonality beneath. Pick a range.
No pronounced peak months · busiest ÷ quietest = 1.5×
Search terms
Top Filler Primer search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- filler primer22K/yr
- filler primer spray8K/yr
- filler primer for 3d prints4K/yr
- primer filler spray paint4K/yr
- primer filler4K/yr
- rustoleum filler primer3K/yr
- spray filler3K/yr
- filler primer paint3K/yr
Reviews and returns
What reviews say buyers love and hate about Filler Primer
We read the reviews and the return reasons for every product selling here.
“Poor quality”
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.
18 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 Filler Primer 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









