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rube goldberg kit
Skip itBrand-locked demand (top 5 brands take 93% of clicks) — this niche doesn't clear our bar today.
Avg price
Incredible$43.26avg listing price — sweet spot $15–$100
Review moat
Good803.27avg incumbent reviews — the moat a new listing must climb
Price range
Good$14.19–$171.54cheapest to priciest tracked listing — scored on the share inside $15–$100
Competition
Okay56%top-5 click share — leaders hold, buyers still browse
Returns
Okay3.0%return rate — above 5% kills the launch gate
Market size
Okay$227K$227K/yr · 183K searches
Quality gap
Okay4.5★avg incumbent rating — lower means beatable quality
Conversion
Okay2.9%search→purchase rate — share of searches ending in a sale
Growth
Bad-7.8%90-day search growth — must beat 0% to launch
Brand share
Bad93%top-5 brand share — brand-locked demand