57
air purifier
Worth a lookShows a $4.1M/yr market, but a failed launch gate (market size, growth, or returns) keeps it on the watch list.
Market size
Incredible£4.1M£4.1M/yr · 3.1M searches
Avg price
Great£54.59avg listing price — sweet spot $15–$100
Competition
Good44%top-5 click share — leaders hold, buyers still browse
Returns
Good2.6%return rate — above 5% kills the launch gate
Price range
Good£10.13–£158.34cheapest to priciest tracked listing — scored on the share inside $15–$100
Quality gap
Good4.4★avg incumbent rating — lower means beatable quality
Brand share
Good72%top-5 brand share — brands hold most of the demand
Conversion
Okay2.4%search→purchase rate — share of searches ending in a sale
Review moat
Bad4,543avg incumbent reviews — the moat a new listing must climb
Growth
Bad-4.6%90-day search growth — must beat 0% to launch
Signals High Price