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sony headphone case
Skip itStrong incumbent ratings (4.7★) — this niche doesn't clear our bar today.
Conversion
Good5.5%search→purchase rate — share of searches ending in a sale
Avg price
Good$13.02avg listing price — sweet spot $15–$100
Review moat
Good1,424.67avg incumbent reviews — the moat a new listing must climb
Returns
Okay3.0%return rate — above 5% kills the launch gate
Brand share
Okay75%top-5 brand share — brands hold most of the demand
Competition
Okay59%top-5 click share — leaders hold, buyers still browse
Price range
Okay$8.30–$18.46cheapest to priciest tracked listing — scored on the share inside $15–$100
Growth
Okay+2.5%90-day search growth — must beat 0% to launch
Market size
Bad$91K$91K/yr · 127K searches
Quality gap
Bad4.7★avg incumbent rating — lower means beatable quality