39
kindle case
Skip itA small market ($54K/yr) — this niche doesn't clear our bar today.
Avg price
Incredible$45.36avg listing price — sweet spot $15–$100
Price range
Great$12.92–$69.77cheapest to priciest tracked listing — scored on the share inside $15–$100
Competition
Good44%top-5 click share — leaders hold, buyers still browse
Review moat
Okay1,654.26avg incumbent reviews — the moat a new listing must climb
Growth
Okay+12.0%90-day search growth — must beat 0% to launch
Returns
Okay4.2%return rate — above 5% kills the launch gate
Conversion
Bad1.4%search→purchase rate — share of searches ending in a sale
Quality gap
Bad4.7★avg incumbent rating — lower means beatable quality
Brand share
Bad94%top-5 brand share — brand-locked demand
Market size
Bad$54K$54K/yr · 84K searches