40
aprilaire 600 filter replacement
Skip itSoft demand (-63.5% this quarter) — this niche doesn't clear our bar today.
Conversion
Incredible15.5%search→purchase rate — share of searches ending in a sale
Avg price
Incredible$30.16avg listing price — sweet spot $15–$100
Price range
Incredible$16.51–$45.47cheapest to priciest tracked listing — scored on the share inside $15–$100
Returns
Great1.4%return rate — above 5% kills the launch gate
Market size
Okay$262K$262K/yr · 56K searches
Quality gap
Okay4.5★avg incumbent rating — lower means beatable quality
Review moat
Bad9,471.17avg incumbent reviews — the moat a new listing must climb
Competition
Bad98%top-5 click share — a locked-up shelf
Growth
Bad-63.5%90-day search growth — must beat 0% to launch
Brand share
Bad100%top-5 brand share — brand-locked demand