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nikon 50mm 1.8
Skip itBrand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.
Review moat
Okay1,750.46avg incumbent reviews — the moat a new listing must climb
Avg price
Okay$267.48avg listing price — sweet spot $15–$100
Growth
Okay+2.2%90-day search growth — must beat 0% to launch
Market size
Okay$109K$109K/yr · 36K searches
Quality gap
Bad4.7★avg incumbent rating — lower means beatable quality
Returns
Bad6.0%return rate — above 5% kills the launch gate
Competition
Bad79%top-5 click share — a locked-up shelf
Conversion
Bad1.1%search→purchase rate — share of searches ending in a sale
Brand share
Bad100%top-5 brand share — brand-locked demand
Price range
Bad$99.60–$509.66cheapest to priciest tracked listing — scored on the share inside $15–$100