55
zero water filter replacement
Worth a lookShows low returns (0.5%), but brand-locked demand (top 5 brands take 96% of clicks) keeps it on the watch list.
Returns
Incredible0.5%return rate — above 5% kills the launch gate
Avg price
Incredible£39.37avg listing price — sweet spot $15–$100
Price range
Incredible£19.27–£80.64cheapest to priciest tracked listing — scored on the share inside $15–$100
Conversion
Great11.6%search→purchase rate — share of searches ending in a sale
Quality gap
Great4.0★avg incumbent rating — lower means beatable quality
Competition
Okay56%top-5 click share — leaders hold, buyers still browse
Market size
Okay£208K£208K/yr · 46K searches
Review moat
Bad18,187.88avg incumbent reviews — the moat a new listing must climb
Growth
Bad-21.6%90-day search growth — must beat 0% to launch
Brand share
Bad96%top-5 brand share — brand-locked demand