18
boat engine compartment heater
Skip itSoft demand (-69.8% this quarter) — this niche doesn't clear our bar today.
Review moat
Great208avg incumbent reviews — the moat a new listing must climb
Avg price
Okay$227.95avg listing price — sweet spot $15–$100
Returns
Okay3.9%return rate — above 5% kills the launch gate
Quality gap
Okay4.6★avg incumbent rating — lower means beatable quality
Market size
Bad$53K$53K/yr · 23K searches
Conversion
Bad1.0%search→purchase rate — share of searches ending in a sale
Competition
Bad87%top-5 click share — a locked-up shelf
Price range
Bad$95.86–$459.58cheapest to priciest tracked listing — scored on the share inside $15–$100
Growth
Bad-69.8%90-day search growth — must beat 0% to launch
Brand share
Bad100%top-5 brand share — brand-locked demand