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whole house diffuser
Skip itWeak search conversion (1.6%) — this niche doesn't clear our bar today.
Quality gap
Good4.3★avg incumbent rating — lower means beatable quality
Avg price
Good$110.95avg listing price — sweet spot $15–$100
Review moat
Good759.16avg incumbent reviews — the moat a new listing must climb
Brand share
Good68%top-5 brand share — brands hold most of the demand
Competition
Good54%top-5 click share — leaders hold, buyers still browse
Growth
Okay+18.3%90-day search growth — must beat 0% to launch
Market size
Okay$234K$234K/yr · 131K searches
Returns
Okay4.5%return rate — above 5% kills the launch gate
Price range
Bad$41.14–$322.41cheapest to priciest tracked listing — scored on the share inside $15–$100
Conversion
Bad1.6%search→purchase rate — share of searches ending in a sale
Signals High Price