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43

door seal

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Prices mostly outside the sweet spot ($3.60–$10.80) — this niche doesn't clear our bar today.

Market size 9Growth 5Conversion 52Competition 57Returns 86Price range 0Avg price 17Brand share 80Review moat 42Quality gap 77

Returns

Great1.4%

return rate — above 5% kills the launch gate

Brand share

Great56%

top-5 brand share — no brand owns this niche

Quality gap

Great4.3★

avg incumbent rating — lower means beatable quality

Competition

Good51%

top-5 click share — leaders hold, buyers still browse

Conversion

Good4.3%

search→purchase rate — share of searches ending in a sale

Review moat

Okay2,274.58

avg incumbent reviews — the moat a new listing must climb

Avg price

Bad£6.24

avg listing price — sweet spot $15–$100

Market size

Bad£34K

£34K/yr · 128K searches

Growth

Bad-39.6%

90-day search growth — must beat 0% to launch

Price range

Bad£3.60–£10.80

cheapest to priciest tracked listing — scored on the share inside $15–$100