49
vertical shaft engine
Skip itPricing outside the sweet spot ($760.42 avg) — this niche doesn't clear our bar today.
Returns
Incredible0.1%return rate — above 5% kills the launch gate
Review moat
Great148.07avg incumbent reviews — the moat a new listing must climb
Growth
Great+70.3%90-day search growth — must beat 0% to launch
Quality gap
Great4.3★avg incumbent rating — lower means beatable quality
Competition
Good44%top-5 click share — leaders hold, buyers still browse
Market size
Okay$141K$141K/yr · 232K searches
Brand share
Bad99%top-5 brand share — brand-locked demand
Conversion
Bad0.1%search→purchase rate — share of searches ending in a sale
Avg price
Bad$760.42avg listing price — sweet spot $15–$100
Price range
Bad$137.71–$3119.37cheapest to priciest tracked listing — scored on the share inside $15–$100
Signals High Price