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heart rate monitor wrist
Skip itBrand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.
Avg price
Incredible£24.57avg listing price — sweet spot $15–$100
Price range
Incredible£15.18–£44.17cheapest to priciest tracked listing — scored on the share inside $15–$100
Quality gap
Great4.2★avg incumbent rating — lower means beatable quality
Conversion
Good4.2%search→purchase rate — share of searches ending in a sale
Returns
Good2.9%return rate — above 5% kills the launch gate
Growth
Okay+6.3%90-day search growth — must beat 0% to launch
Review moat
Bad5,635.7avg incumbent reviews — the moat a new listing must climb
Competition
Bad80%top-5 click share — a locked-up shelf
Market size
Bad£44K£44K/yr · 43K searches
Brand share
Bad100%top-5 brand share — brand-locked demand