50
20 gallon fish tank filter
Worth a lookShows a sweet-spot price point ($25.82 avg), but soft demand (-4.6% this quarter) keeps it on the watch list.
Avg price
Incredible$25.82avg listing price — sweet spot $15–$100
Quality gap
Great4.2★avg incumbent rating — lower means beatable quality
Price range
Great$10.66–$39.59cheapest to priciest tracked listing — scored on the share inside $15–$100
Conversion
Good4.7%search→purchase rate — share of searches ending in a sale
Brand share
Good73%top-5 brand share — brands hold most of the demand
Market size
Good$326K$326K/yr · 270K searches
Competition
Okay58%top-5 click share — leaders hold, buyers still browse
Returns
Okay5.2%return rate — above 6% kills the launch gate
Review moat
Bad6,349.95avg incumbent reviews — the moat a new listing must climb
Growth
Bad-4.6%90-day search growth — must beat 0% to launch