37
water filter pump
Skip itA small market ($52K/yr) — this niche doesn't clear our bar today.
Avg price
Great$59.06avg listing price — sweet spot $15–$100
Price range
Great$15.97–$122.86cheapest to priciest tracked listing — scored on the share inside $15–$100
Returns
Great1.9%return rate — above 5% kills the launch gate
Conversion
Okay3.0%search→purchase rate — share of searches ending in a sale
Quality gap
Okay4.5★avg incumbent rating — lower means beatable quality
Growth
Okay+1.6%90-day search growth — must beat 0% to launch
Competition
Okay69%top-5 click share — leaders hold, buyers still browse
Review moat
Bad4,926.78avg incumbent reviews — the moat a new listing must climb
Brand share
Bad91%top-5 brand share — brand-locked demand
Market size
Bad$52K$52K/yr · 29K searches
Signals High Price