W5w Bulb
FailPrices span $1.98–$8.42, mostly outside the sweet spot, so W5w Bulb is a Fail.
- Flapen Score
- 36 / 100Ranks 745 of 811 Automotive niches · −13 vs the category median of 4936
- Market size
- £81K/yr123K searches / yr
- 90-day growth
- -43.2%search demand this quarter
- Competition
- 71%top-5 click share · 12 brands · 52 sellers
Flapen Score
W5w Bulb against its category
The dotted line is the Automotive average. Past it, W5w Bulb is stronger. Inside it, weaker.
Market
The W5w Bulb market on Amazon at a glance
Shoppers on Amazon United Kingdom searched for W5w Bulb 123K times last year and spent an estimated £81K. The top 5 brands take 87% of clicks. Demand peaks in Jan–Feb–Nov. Flapen scores it 36 out of 100, a Fail.
01 · Demand
An estimated 14.4% of those searches ended in a purchase.
Shoppers searched for this 123K times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. An estimated 14.4% of those searches ended in a purchase. Searches in the last 90 days moved -43.2% against the 90 days before. Searches, conversion and average price together put the market at an estimated £81K a year.
- Searches, last 12 months
- 123K
- Growth, 90 days vs prior 90
- -43.2%
- Conversion, latest week
- 14.4%
- Market size, estimated
- £81Ka year
- Peak month
- February2.1× the quietest month
- Top search term
- w5w bulb42K searches a year
02 · Price
A sale here is worth £4.52.
Listings sell for £4.52 on average, from £1.98 to £8.42. Amazon reports units sold in ranges. This niche sold 15K to 20K a year. The average listing sells 750 to 1,000 of them. At £4.52 that is £3K to £5K a year per listing.
- Average price
- £4.52under the $15 to $100 sweet spot
- Price range
- £1.98–£8.42
- Amazon United Kingdom median price
- £12.12across 27,606 niches
- Units sold a year
- 15K–20K
- Units per listing a year
- 750–1,000
- Revenue per listing a year
- £3K–£5K
- Returns
- 1.0%of orders · Amazon United Kingdom median 0.6%
03 · Entry bar
The bar here is low.
67% of listings pay for placement with sponsored ads. 94% ship with Prime. On an average day, 0.0% of listings are out of stock. The average listing ranks #33 within Car Parts. It carries 1,242 reviews at 4.54 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 67%
- Prime listings
- 94%
- Out of stock, average day
- 0.0%
- Average rank
- #33in Car Parts
- Average rating
- 4.54 starsAmazon United Kingdom average 4.36 stars
- Average reviews
- 1,242per listing
- Listings tracked
- 18
04 · Newcomers
0 of last year's 3 launches cleared the first-year sales bar.
3 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 47 months on average, so the names here are settling in.
- Launched, last 12 months
- 3
- Successful launches
- 0Amazon's first-year sales bar
- Average brand age
- 47 months
Products
Top W5w Bulb 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
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

OSRAM ORIGINAL LINE 12V W5W signal lamp Glass Wedge Base Double Blister (2 lamps)
- Price
- £1.98
- Rating
- 4.7/5
- Reviews
- 689
- Age
- 1y ago

Tek Automotive 501 W5W Bulb Capless 12V 5W W2.1x9.5D Pack of 10 Side Light & Number Plate Bulbs
- Price
- £4.24
- Rating
- 4.5/5
- Reviews
- 682
- Age
- 2y ago

Tek Automotive 501 W5W Bulb Capless 12V 5W W2.1x9.5D Twin Pack Side Light & Number Plate Bulbs
- Price
- £3.38
- Rating
- 4.6/5
- Reviews
- 398
- Age
- 2y ago

Motion performance 10 X 501 Capless Sidelight Car Bulb Bulbs Interior Number Plate Side Light 12V 5W
- Price
- £4.07
- Rating
- 4.6/5
- Reviews
- 1,606
- Age
- 17y ago
Trending
estimated 90-day click momentum
OSRAM ORIGINAL LINE 12V W5W signal lamp Glass Wedge Base Double Blister (2 lamps)
- Price
- £1.98
- Rating
- 4.7/5
- Reviews
- 689
- Age
- 1y ago

Argo 501 Bulbs W5W 12V 5W Number Plate Light Car Bulbs Long Lasting Bright Clear W5W Bulb Halogen Side Light Bulb Car Interior Light Bulbs 501 Bulb - Pack of 2
- Price
- £4.01
- Rating
- 4.9/5
- Reviews
- 16
- Age
- 5mo ago

GROWS MORE 10 Pack 501 W5W T10 Car Bulbs 12V 5W Capless Side Light Number Plate Interior Dashboard & Parking Light Replacement Clear Automotive Bulbs
- Price
- £2.83
- Rating
- 4.8/5
- Reviews
- 5
- Age
- 7mo ago

PLUSHA 10 X 501 Capless Sidelight Bulbs 12V 5W W5W Car Light Bulbs for Interior Number Plate Dashboard & Side Light Clear Replacement Automotive Bulbs
- Price
- £3.59
- Rating
- 4.6/5
- Reviews
- 13
- Age
- 7mo ago

Everlec 10 X 501 Capless Sidelight Car Bulb Bulbs Interior Number Plate Side Light 12V 5W
- Price
- £4.60
- Rating
- 4.7/5
- Reviews
- 24
- Age
- 11y ago
Newest
by launch date
Argo 501 Bulbs W5W 12V 5W Number Plate Light Car Bulbs Long Lasting Bright Clear W5W Bulb Halogen Side Light Bulb Car Interior Light Bulbs 501 Bulb - Pack of 2
- Price
- £4.01
- Rating
- 4.9/5
- Reviews
- 16
- Age
- 5mo ago

PLUSHA 10 X 501 Capless Sidelight Bulbs 12V 5W W5W Car Light Bulbs for Interior Number Plate Dashboard & Side Light Clear Replacement Automotive Bulbs
- Price
- £3.59
- Rating
- 4.6/5
- Reviews
- 13
- Age
- 7mo ago

GROWS MORE 10 Pack 501 W5W T10 Car Bulbs 12V 5W Capless Side Light Number Plate Interior Dashboard & Parking Light Replacement Clear Automotive Bulbs
- Price
- £2.83
- Rating
- 4.8/5
- Reviews
- 5
- Age
- 7mo ago

20 PCS 501 W5W T10 Car Bulbs 12V 5W Side Car Light Bulbs Enhanced Interior and Exterior Lighting for Car Truck and SUV Car Light Bulbs Easy Installation Fit for Dashboard Reverse Parking Lamps
- Price
- £4.66
- Rating
- 4.2/5
- Reviews
- 12
- Age
- 1y ago

OSRAM ORIGINAL LINE 12V W5W signal lamp Glass Wedge Base Double Blister (2 lamps)
- Price
- £1.98
- Rating
- 4.7/5
- Reviews
- 689
- Age
- 1y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 71% of clicks. A locked shelf that new listings rarely crack.
Brands
12 falling
Sellers
52
Est. top-5 brand share
87%
Top 20: 100%
Est. top-5 click share
71%
Top 20: 100%
Open market
10%
- Bosch29%
- OSRAM25%
- Tek Automotive24%
- Motionperformance Essentials5%
- Simply4%
- PLUSHA3%
- Open — no brand owns it (6 brands, 10%)
Demand
W5w Bulb search demand
Weekly searches over the year, seasonality beneath. Pick a range.
Peak months: Jan, Feb, Nov · busiest ÷ quietest = 2.1×
Search terms
Top W5w Bulb search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- w5w bulb42K/yr
- 501 bulb25K/yr
- side light bulbs car16K/yr
- 501 w5w bulb7K/yr
- w5w8K/yr
- t10 bulb5K/yr
- side light bulb6K/yr
- w5w 501 bulb4K/yr
- side light bulbs3K/yr
- sidelight bulb4K/yr
Reviews and returns
What reviews say buyers love and hate about W5w Bulb
We read the reviews and the return reasons for every product selling here.
“Colour is yellow not white”
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 W5w Bulb 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









