65
washing machine water filter
Worth a lookShows beatable incumbent ratings (3.9★), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.
Quality gap
Incredible3.9★avg incumbent rating — lower means beatable quality
Avg price
Incredible$27.64avg listing price — sweet spot $15–$100
Returns
Great1.1%return rate — above 5% kills the launch gate
Brand share
Great54%top-5 brand share — no brand owns this niche
Price range
Great$6.05–$52.19cheapest to priciest tracked listing — scored on the share inside $15–$100
Competition
Great37%top-5 click share — an open shelf
Review moat
Good796.55avg incumbent reviews — the moat a new listing must climb
Conversion
Good4.0%search→purchase rate — share of searches ending in a sale
Growth
Okay+7.1%90-day search growth — must beat 0% to launch
Market size
Okay$116K$116K/yr · 103K searches