30
sports memorabilia
Skip itA concentrated shelf (top 5 take 100% of clicks) — this niche doesn't clear our bar today.
Returns
Incredible0.8%return rate — above 5% kills the launch gate
Avg price
Incredible$45.80avg listing price — sweet spot $15–$100
Review moat
Great224.6avg incumbent reviews — the moat a new listing must climb
Price range
Great$19.94–$107.17cheapest to priciest tracked listing — scored on the share inside $15–$100
Quality gap
Okay4.6★avg incumbent rating — lower means beatable quality
Growth
Bad-8.9%90-day search growth — must beat 0% to launch
Market size
Bad$27K$27K/yr · 123K searches
Conversion
Bad0.5%search→purchase rate — share of searches ending in a sale
Competition
Bad100%top-5 click share — a locked-up shelf
Brand share
Bad100%top-5 brand share — brand-locked demand