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hdx fmg-1 refrigerator water filter
Skip itBrand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.
Conversion
Incredible22.1%search→purchase rate — share of searches ending in a sale
Avg price
Incredible$24.37avg listing price — sweet spot $15–$100
Price range
Great$14.72–$29.68cheapest to priciest tracked listing — scored on the share inside $15–$100
Returns
Great1.1%return rate — above 5% kills the launch gate
Growth
Bad-6.7%90-day search growth — must beat 0% to launch
Review moat
Bad13,214avg incumbent reviews — the moat a new listing must climb
Quality gap
Bad4.7★avg incumbent rating — lower means beatable quality
Market size
Bad$30K$30K/yr · 6K searches
Competition
Bad95%top-5 click share — a locked-up shelf
Brand share
Bad100%top-5 brand share — brand-locked demand