46
qettle filter cartridge
Skip itA concentrated shelf (top 5 take 100% of clicks) — this niche doesn't clear our bar today.
Conversion
Incredible19.9%search→purchase rate — share of searches ending in a sale
Returns
Incredible0.3%return rate — above 5% kills the launch gate
Price range
Incredible£18.81–£28.62cheapest to priciest tracked listing — scored on the share inside $15–$100
Avg price
Great£21.68avg listing price — sweet spot $15–$100
Review moat
Great245.25avg incumbent reviews — the moat a new listing must climb
Quality gap
Good4.4★avg incumbent rating — lower means beatable quality
Market size
Bad£95K£95K/yr · 22K searches
Growth
Bad-4.0%90-day search growth — must beat 0% to launch
Competition
Bad100%top-5 click share — a locked-up shelf
Brand share
Bad100%top-5 brand share — brand-locked demand