37
google cardboard
Skip itA concentrated shelf (top 5 take 92% of clicks) — this niche doesn't clear our bar today.
Quality gap
Incredible3.6★avg incumbent rating — lower means beatable quality
Avg price
Great$19.24avg listing price — sweet spot $15–$100
Price range
Great$9.84–$31.15cheapest to priciest tracked listing — scored on the share inside $15–$100
Review moat
Good697.14avg incumbent reviews — the moat a new listing must climb
Conversion
Okay3.6%search→purchase rate — share of searches ending in a sale
Returns
Okay4.4%return rate — above 5% kills the launch gate
Brand share
Bad92%top-5 brand share — brand-locked demand
Growth
Bad-12.2%90-day search growth — must beat 0% to launch
Market size
Bad$38K$38K/yr · 56K searches
Competition
Bad92%top-5 click share — a locked-up shelf
Signals Quality Gap