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Oral B Vitality Replacement Brush Heads
Skip itBrand-locked demand (top 5 brands take 94% of clicks) — this niche doesn't clear our bar today.
Returns
Incredible0.7%return rate — above 5% kills the launch gate
Conversion
Incredible14.1%search→purchase rate — share of searches ending in a sale
Avg price
Incredible$25.23avg listing price — sweet spot $15–$100
Price range
Great$6.24–$48.32cheapest to priciest tracked listing — scored on the share inside $15–$100
Market size
Good$561K$561K/yr · 157K searches
Quality gap
Bad4.6★avg incumbent rating — lower means beatable quality
Review moat
Bad8,413.62avg incumbent reviews — the moat a new listing must climb
Competition
Bad74%top-5 click share — a locked-up shelf
Growth
Bad-10.8%90-day search growth — must beat 0% to launch
Brand share
Bad94%top-5 brand share — brand-locked demand