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z390 motherboard
Skip itBrand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.
Review moat
Good1,249.78avg incumbent reviews — the moat a new listing must climb
Competition
Okay57%top-5 click share — leaders hold, buyers still browse
Quality gap
Okay4.5★avg incumbent rating — lower means beatable quality
Avg price
Okay$216.12avg listing price — sweet spot $15–$100
Market size
Bad$74K$74K/yr · 47K searches
Growth
Bad-14.4%90-day search growth — must beat 0% to launch
Returns
Bad6.9%return rate — above 5% kills the launch gate
Conversion
Bad0.7%search→purchase rate — share of searches ending in a sale
Price range
Bad$97.48–$380.71cheapest to priciest tracked listing — scored on the share inside $15–$100
Brand share
Bad100%top-5 brand share — brand-locked demand