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porter cable vacuum filter
Skip itBrand-locked demand (top 5 brands take 98% of clicks) — this niche doesn't clear our bar today.
Returns
Great1.3%return rate — above 5% kills the launch gate
Conversion
Great8.2%search→purchase rate — share of searches ending in a sale
Avg price
Great$16.07avg listing price — sweet spot $15–$100
Review moat
Good544.79avg incumbent reviews — the moat a new listing must climb
Price range
Good$6.39–$27.59cheapest to priciest tracked listing — scored on the share inside $15–$100
Competition
Okay67%top-5 click share — leaders hold, buyers still browse
Quality gap
Okay4.6★avg incumbent rating — lower means beatable quality
Growth
Bad-2.5%90-day search growth — must beat 0% to launch
Market size
Bad$57K$57K/yr · 43K searches
Brand share
Bad98%top-5 brand share — brand-locked demand