51
twin box spring and mattress set
Worth a lookShows no brand lock-in (top 5 brands take 51% of clicks), but prices mostly outside the sweet spot ($14.09–$761.15) keeps it on the watch list.
Brand share
Great51%top-5 brand share — no brand owns this niche
Competition
Great34%top-5 click share — an open shelf
Returns
Good2.3%return rate — above 5% kills the launch gate
Quality gap
Good4.4★avg incumbent rating — lower means beatable quality
Avg price
Good$151.93avg listing price — sweet spot $15–$100
Growth
Okay+13.1%90-day search growth — must beat 0% to launch
Market size
Okay$143K$143K/yr · 62K searches
Review moat
Bad4,618.8avg incumbent reviews — the moat a new listing must climb
Conversion
Bad1.5%search→purchase rate — share of searches ending in a sale
Price range
Bad$14.09–$761.15cheapest to priciest tracked listing — scored on the share inside $15–$100