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pdm28 spa filter
Skip itA small market ($37K/yr) — this niche doesn't clear our bar today.
Conversion
Incredible19.6%search→purchase rate — share of searches ending in a sale
Avg price
Incredible$27.92avg listing price — sweet spot $15–$100
Price range
Incredible$15.89–$45.08cheapest to priciest tracked listing — scored on the share inside $15–$100
Returns
Great1.1%return rate — above 5% kills the launch gate
Review moat
Great223.5avg incumbent reviews — the moat a new listing must climb
Growth
Okay+16.6%90-day search growth — must beat 0% to launch
Brand share
Okay83%top-5 brand share — brands hold most of the demand
Competition
Bad81%top-5 click share — a locked-up shelf
Quality gap
Bad4.8★avg incumbent rating — lower means beatable quality
Market size
Bad$37K$37K/yr · 7K searches
Signals Low Review Barrier