Car Bulbs By Reg
FailDemand is soft, at -31.9% this quarter, so Car Bulbs By Reg is a Fail.
- Flapen Score
- 34 / 100Ranks 768 of 811 Automotive niches · −15 vs the category median of 4934
- Market size
- £67K/yr168K searches / yr
- 90-day growth
- -31.9%search demand this quarter
- Competition
- 63%top-5 click share · 6 brands · 87 sellers
Flapen Score
Car Bulbs By Reg against its category
The dotted line is the Automotive average. Past it, Car Bulbs By Reg is stronger. Inside it, weaker.
Market
The Car Bulbs By Reg market on Amazon at a glance
Shoppers on Amazon United Kingdom searched for Car Bulbs By Reg 168K times last year and spent an estimated £67K. The top 5 brands take 95% of clicks. Flapen scores it 34 out of 100, a Fail.
01 · Demand
An estimated 6.3% of those searches ended in a purchase.
Shoppers searched for this 168K times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. An estimated 6.3% of those searches ended in a purchase. Searches in the last 90 days moved -31.9% against the 90 days before. Searches, conversion and average price together put the market at an estimated £67K a year.
- Searches, last 12 months
- 168K
- Growth, 90 days vs prior 90
- -31.9%
- Conversion, latest week
- 6.3%
- Market size, estimated
- £67Ka year
- Top search term
- car bulbs by reg36K searches a year
02 · Price
A sale here is worth £6.25.
Listings sell for £6.25 on average, from £2.54 to £21.48. Amazon reports units sold in ranges. This niche sold 10K to 13K a year. The average listing sells 250 to 500 of them. At £6.25 that is £2K to £3K a year per listing.
- Average price
- £6.25under the $15 to $100 sweet spot
- Price range
- £2.54–£21.48
- Amazon United Kingdom median price
- £12.12across 27,606 niches
- Units sold a year
- 10K–13K
- Units per listing a year
- 250–500
- Revenue per listing a year
- £2K–£3K
- Returns
- 1.5%of orders · Amazon United Kingdom median 0.6%
03 · Entry bar
The bar here is reviews.
44% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 0.0% of listings are out of stock. The average listing ranks #13 within Car Parts. It carries 2,764 reviews at 4.51 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 44%
- Prime listings
- 100%
- Out of stock, average day
- 0.0%
- Average rank
- #13in Car Parts
- Average rating
- 4.51 starsAmazon United Kingdom average 4.36 stars
- Average reviews
- 2,764per listing
- Listings tracked
- 16
04 · Newcomers
Brands here are established.
The brands on the shelf have sold for 62 months on average, so the names here are established.
- Launched, last 12 months
- 0
- Successful launches
- 0Amazon's first-year sales bar
- Average brand age
- 62 months
Products
Top Car Bulbs By Reg 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
OSRAM ORIGINAL LINE 12V PY21W signal lamp Metal Base Double Blister (2 lamps)
- Price
- £3.40
- Rating
- 4.6/5
- Reviews
- 634
- Age
- 1y ago

STATUS 10Piece Universal Replacement Car Bulb and Fuse Kit Emergency Spare Light Bulbs + Fuses for Common Vehicle Levels Compact Storage Case (CSBK1PKB6)
- Price
- £4.17
- Rating
- 4.6/5
- Reviews
- 397
- Age
- 4y ago

Xtremeauto X10 581 PY21W Bulbs - Car Indicator Bulbs X10 12V Indicator Bulbs Orange Amber Bayonet 21W Car Lights Indicators Bulb 12 21W Bulb Orange Indicator Bulbs 12V
- Price
- £6.67
- Rating
- 4.3/5
- Reviews
- 223
- Age
- 2y ago

Tek Automotive 581 PY21W Indicator Bulbs 12V 21W BAU15S E-Marked Road Legal Amber Offset Pin Twin Pack
- Price
- £5.25
- Rating
- 4.5/5
- Reviews
- 430
- Age
- 2y ago

Bosch H7 (477) Pure Light Halogen Headlight Bulb 12 V 55 W Original Quality - Socket Type PX26d - 1 Replacement Car Light Bulb
- Price
- £4.14
- Rating
- 4.5/5
- Reviews
- 4,615
- Age
- 15y ago
Trending
estimated 90-day click momentum
OSRAM ULTRA LIFE P21/5W Double Blister (2 lamps)
- Price
- £3.39
- Rating
- 4.6/5
- Reviews
- 3,602
- Age
- 1y ago

Bosch P21W (382) Longlife Daytime Halogen Headlight Bulbs 12 V 21 W Long-lasting - Socket Type BA15s - Pack of 2 Replacement Car Light Bulbs
- Price
- £3.60
- Rating
- 4.5/5
- Reviews
- 4,589
- Age
- 14y ago

Bosch W5W (501) Pure Light Car Light Bulbs - 12 V 5 W W2 1x9 5d - 2 Bulbs
- Price
- £3.92
- Rating
- 4.6/5
- Reviews
- 6,145
- Age
- 15y ago

STATUS 10Piece Universal Replacement Car Bulb and Fuse Kit Emergency Spare Light Bulbs + Fuses for Common Vehicle Levels Compact Storage Case (CSBK1PKB6)
- Price
- £4.17
- Rating
- 4.6/5
- Reviews
- 397
- Age
- 4y ago

OSRAM ORIGINAL LINE 12V PY21W signal lamp Metal Base Double Blister (2 lamps)
- Price
- £3.40
- Rating
- 4.6/5
- Reviews
- 634
- Age
- 1y ago
Newest
by launch date
OSRAM ORIGINAL LINE 12V PY21W signal lamp Metal Base Double Blister (2 lamps)
- Price
- £3.40
- Rating
- 4.6/5
- Reviews
- 634
- Age
- 1y ago

OSRAM ULTRA LIFE PY21W Double Blister (2 lamps)
- Price
- £4.60
- Rating
- 4.6/5
- Reviews
- 3,602
- Age
- 1y ago

OSRAM ULTRA LIFE P21/5W Double Blister (2 lamps)
- Price
- £3.39
- Rating
- 4.6/5
- Reviews
- 3,602
- Age
- 1y ago

OSRAM NIGHT BREAKER 220 H7 +220% more brightness halogen headlight lamp 64210NB220-2HB Folding Box (2 lamps)
- Price
- £21.48
- Rating
- 4.4/5
- Reviews
- 8,750
- Age
- 2y ago

Xtremeauto X10 581 PY21W Bulbs - Car Indicator Bulbs X10 12V Indicator Bulbs Orange Amber Bayonet 21W Car Lights Indicators Bulb 12 21W Bulb Orange Indicator Bulbs 12V
- Price
- £6.67
- Rating
- 4.3/5
- Reviews
- 223
- Age
- 2y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 63% of clicks. Leaders hold, but buyers still shop past them.
Brands
6 falling
Sellers
87
Est. top-5 brand share
95%
Top 20: 100%
Est. top-5 click share
63%
Top 20: 100%
Open market
0%
- OSRAM44%
- Bosch19%
- Xtremeauto14%
- Tek Automotive11%
- Status8%
- Simply5%
- Open — no brand owns it (0%)
Search terms
Top Car Bulbs By Reg search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- car bulbs by reg36K/yr
- car bulbs37K/yr
- indicator bulbs24K/yr
- car light bulbs24K/yr
- py21w indicator bulbs11K/yr
- py21w7K/yr
- car bulb9K/yr
- car lights bulbs & indicators8K/yr
- indicator bulb5K/yr
- orange indicator bulbs 12v4K/yr
Reviews and returns
What reviews say buyers love and hate about Car Bulbs By Reg
We read the reviews and the return reasons for every product selling here.
“Not as bright as I expected”
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.
15 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 Car Bulbs By Reg 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









