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shark robot vacuum filter replacement
Skip itA small market ($78K/yr) — this niche doesn't clear our bar today.
Returns
Great1.6%return rate — above 5% kills the launch gate
Conversion
Great8.9%search→purchase rate — share of searches ending in a sale
Avg price
Great$15.68avg listing price — sweet spot $15–$100
Review moat
Good678.94avg incumbent reviews — the moat a new listing must climb
Price range
Good$9.71–$26.82cheapest to priciest tracked listing — scored on the share inside $15–$100
Brand share
Okay85%top-5 brand share — brands hold most of the demand
Growth
Okay+4.2%90-day search growth — must beat 0% to launch
Quality gap
Okay4.6★avg incumbent rating — lower means beatable quality
Market size
Bad$78K$78K/yr · 56K searches
Competition
Bad77%top-5 click share — a locked-up shelf