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portwein
Skip itBrand-locked demand (top 5 brands take 96% of clicks) — this niche doesn't clear our bar today.
Returns
Incredible0.1%return rate — above 5% kills the launch gate
Avg price
Great€17.02avg listing price — sweet spot $15–$100
Review moat
Great410.79avg incumbent reviews — the moat a new listing must climb
Price range
Good€6.93–€33.05cheapest to priciest tracked listing — scored on the share inside $15–$100
Conversion
Okay3.3%search→purchase rate — share of searches ending in a sale
Competition
Bad72%top-5 click share — a locked-up shelf
Market size
Bad€90K€90K/yr · 162K searches
Growth
Bad-5.4%90-day search growth — must beat 0% to launch
Quality gap
Bad4.7★avg incumbent rating — lower means beatable quality
Brand share
Bad96%top-5 brand share — brand-locked demand