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presta valve
Worth a lookShows low returns (1.0%), but a small market ($42K/yr) keeps it on the watch list.
Returns
Great1.0%return rate — above 5% kills the launch gate
Brand share
Good63%top-5 brand share — brands hold most of the demand
Conversion
Good6.0%search→purchase rate — share of searches ending in a sale
Growth
Good+44.1%90-day search growth — must beat 0% to launch
Competition
Good51%top-5 click share — leaders hold, buyers still browse
Price range
Good$4.12–$29.35cheapest to priciest tracked listing — scored on the share inside $15–$100
Review moat
Okay2,206.37avg incumbent reviews — the moat a new listing must climb
Avg price
Okay$10.39avg listing price — sweet spot $15–$100
Quality gap
Bad4.6★avg incumbent rating — lower means beatable quality
Market size
Bad$42K$42K/yr · 67K searches