48
grohe shower cartridge
Skip itPrices mostly outside the sweet spot ($29.00–$1850.01) — this niche doesn't clear our bar today.
Competition
Great22%top-5 click share — an open shelf
Market size
Great$929K$929K/yr · 158K searches
Quality gap
Great4.3★avg incumbent rating — lower means beatable quality
Review moat
Good808.66avg incumbent reviews — the moat a new listing must climb
Returns
Okay4.3%return rate — above 5% kills the launch gate
Growth
Bad-2.7%90-day search growth — must beat 0% to launch
Avg price
Bad$348.66avg listing price — sweet spot $15–$100
Conversion
Bad1.7%search→purchase rate — share of searches ending in a sale
Brand share
Bad97%top-5 brand share — brand-locked demand
Price range
Bad$29.00–$1850.01cheapest to priciest tracked listing — scored on the share inside $15–$100
Signals High Price