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49

digital tire tread depth gauge

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Soft demand (-0.7% this quarter) — this niche doesn't clear our bar today.

Market size 77Growth 25Conversion 97Competition 26Returns 93Price range 44Avg price 32Brand share 31Review moat 26Quality gap 32

Conversion

Incredible15.0%

search→purchase rate — share of searches ending in a sale

Returns

Great1.1%

return rate — above 6% kills the launch gate

Market size

Great$959K

$959K/yr · 647K searches

Price range

Okay$4.01–$23.72

cheapest to priciest tracked listing — scored on the share inside $15–$100

Quality gap

Okay4.6★

avg incumbent rating — lower means beatable quality

Avg price

Okay$9.85

avg listing price — sweet spot $15–$100

Brand share

Okay86%

top-5 brand share — brands hold most of the demand

Competition

Okay69%

top-5 click share — leaders hold, buyers still browse

Review moat

Okay3,905.71

avg incumbent reviews — the moat a new listing must climb

Growth

Bad-0.7%

90-day search growth — must beat 0% to launch

Competition

The top 5 products take 69% of clicks — established leaders, but buyers still shop beyond them.

Brands

10 falling

Sellers

33

Top-5 brand share

86%

Open market

9%

  • GODESON32%
  • Epkanty24%
  • JACO Superior Products13%
  • Newkita9%
  • LUMITECO8%
  • INBOF5%
  • Open — no brand owns it (4 brands, 9%)

Product shelf

Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.

0%10%$96K20%$192K30%$288K40%$383K101001K10K100K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 17 tracked products in this niche — three views at once, no toggling.

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -0.7% search growth over the last 90 days.
15K10KSpike '26SepDecMarJunAugNovMarMay

No pronounced peak months · busiest ÷ quietest = 1.3×

Reviews

What buyers praise and complain about, mined from review topics.

What buyers love

Ease Of Use28%

“Very easy to see and read”

Value For Money15%

“Good value”

Quality-Overall13%

“Excellent build quality”

Advertised Vs Actual Product11%

“Just as advertised”

Efficiency7%

“Overall, the functionality is perfect for what I needed, I am very happy with this depth gauge”

Measurement/Reading Accuracy3%

“The accuracy is good”

Durability2%

“made with durable material”

Color2%

“of course green means good”

Design-Overall2%

“Good design”

Size-Overall2%

“Will fit for any car/truck”

What buyers complain about

Measurement/Reading Accuracy22%

“could never get accurate readings”

Durability12%

“Broke”

Quality-Overall12%

“Poor quality”

Size-Overall8%

“Small device”

Ease Of Use6%

“Cannot use”

Value For Money6%

“Beat the heck out of paying $5 for just 1”

Strength4%

“flimsy”

Instructions/User Manual/Troubleshooting3%

“Does not explain how to use”

Advertised Vs Actual Product3%

“The issue is the description said to items in the package”

Certifications2%

“Useless for the US does not have DOT measurements 2/32”

Top return reasons

Measurement/Reading Accuracy30%
Functionality-Overall13%
Advertised Vs Actual Product12%
Value For Money10%
Defective Material/Parts8%
Quality-Overall5%
Size-Overall4%
Ease Of Use3%
Compatibility-Overall1%
Width1%