61
16x20x4 air filter
Launch itA $1.1M/yr market growing +18.9% this quarter with returns at 1.1% — clears our launch bar.
Conversion
Great11.9%search→purchase rate — share of searches ending in a sale
Returns
Great1.1%return rate — above 5% kills the launch gate
Avg price
Great$58.49avg listing price — sweet spot $15–$100
Price range
Great$18.85–$117.85cheapest to priciest tracked listing — scored on the share inside $15–$100
Market size
Great$1.1M$1.1M/yr · 165K searches
Growth
Okay+18.9%90-day search growth — must beat 0% to launch
Competition
Okay61%top-5 click share — leaders hold, buyers still browse
Quality gap
Okay4.5★avg incumbent rating — lower means beatable quality
Brand share
Okay86%top-5 brand share — brands hold most of the demand
Review moat
Bad8,698.29avg incumbent reviews — the moat a new listing must climb
Signals High Price