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dexcom
Skip itA concentrated shelf (top 5 take 88% of clicks) — this niche doesn't clear our bar today.
Quality gap
Incredible3.7★avg incumbent rating — lower means beatable quality
Review moat
Incredible82.11avg incumbent reviews — the moat a new listing must climb
Avg price
Great£51.54avg listing price — sweet spot $15–$100
Price range
Great£13.13–£110.34cheapest to priciest tracked listing — scored on the share inside $15–$100
Returns
Good2.8%return rate — above 5% kills the launch gate
Conversion
Okay2.6%search→purchase rate — share of searches ending in a sale
Market size
Okay£150K£150K/yr · 111K searches
Growth
Bad-6.5%90-day search growth — must beat 0% to launch
Brand share
Bad93%top-5 brand share — brand-locked demand
Competition
Bad88%top-5 click share — a locked-up shelf