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honda gx390 air filter
Skip itA small market ($64K/yr) — this niche doesn't clear our bar today.
Conversion
Incredible17.0%search→purchase rate — share of searches ending in a sale
Returns
Great1.2%return rate — above 5% kills the launch gate
Review moat
Great231.27avg incumbent reviews — the moat a new listing must climb
Avg price
Good$14.74avg listing price — sweet spot $15–$100
Price range
Good$8.21–$26.31cheapest to priciest tracked listing — scored on the share inside $15–$100
Brand share
Okay87%top-5 brand share — brands hold most of the demand
Quality gap
Bad4.6★avg incumbent rating — lower means beatable quality
Growth
Bad-3.2%90-day search growth — must beat 0% to launch
Competition
Bad75%top-5 click share — a locked-up shelf
Market size
Bad$64K$64K/yr · 26K searches