46
hart shop vac filter
Skip itA small market ($61K/yr) — this niche doesn't clear our bar today.
Avg price
Great$21.14avg listing price — sweet spot $15–$100
Review moat
Great342.71avg incumbent reviews — the moat a new listing must climb
Conversion
Great8.6%search→purchase rate — share of searches ending in a sale
Price range
Great$12.32–$27.62cheapest to priciest tracked listing — scored on the share inside $15–$100
Returns
Good2.2%return rate — above 5% kills the launch gate
Brand share
Okay76%top-5 brand share — brands hold most of the demand
Quality gap
Okay4.5★avg incumbent rating — lower means beatable quality
Growth
Bad-6.4%90-day search growth — must beat 0% to launch
Competition
Bad73%top-5 click share — a locked-up shelf
Market size
Bad$61K$61K/yr · 33K searches
Signals Low Review Barrier