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51

obd2 gauge display

Worth a look

Shows beatable incumbent ratings (3.9★), but weak search conversion (1.0%) keeps it on the watch list.

Market size 37Growth 29Conversion 12Competition 79Returns 20Price range 21Avg price 86Brand share 63Review moat 86Quality gap 96

Quality gap

Incredible3.9★

avg incumbent rating — lower means beatable quality

Review moat

Great274.07

avg incumbent reviews — the moat a new listing must climb

Avg price

Great$69.63

avg listing price — sweet spot $15–$100

Competition

Great36%

top-5 click share — an open shelf

Brand share

Good67%

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

Market size

Okay$187K

$187K/yr · 271K searches

Growth

Okay+3.3%

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

Price range

Bad$15.57–$421.70

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

Returns

Bad7.2%

return rate — above 6% kills the launch gate

Conversion

Bad1.0%

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

Competition

Clicks spread well past the top 5 (36% combined) — an open shelf where new products get seen.

Brands

22 rising

Sellers

104

Top-5 brand share

67%

Open market

25%

  • wiiyii21%
  • MAIMEIMI15%
  • AZIJYV14%
  • Lufi9%
  • ScanGauge8%
  • MH8%

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%4%$7K8%$15K12%$22K16%$30K1101001K10K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 44 tracked products in this niche — three views at once, no toggling.

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — +3.3% search growth over the last 90 days.
6K4KHoliday '24Spike '25SepDecMarJunAugNovMarMay

No pronounced peak months · busiest ÷ quietest = 1.2×

Reviews

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

What buyers love

Quality-Overall16%

“Excellent Product”

Assembly/Installation11%

“Easy to install”

Value For Money11%

“Worth it”

Ease Of Use8%

“Easy to to use”

Advertised Vs Actual Product7%

“Works exactly as it should”

Efficiency7%

“It works great”

Measurement/Reading Accuracy5%

“Very accurate”

Brightness/Shine/Glow4%

“The lighting is good”

Size-Overall3%

“It fits well it functions nice its easy to use”

Functionality-Overall2%

“it works well”

What buyers complain about

Functionality-Overall16%

“Doesn't work”

Quality-Overall9%

“Extremely cheaply made”

Measurement/Reading Accuracy8%

“not accurate”

Compatibility-Overall7%

“Compatibility issues”

Durability5%

“Broke in a couple months”

Value For Money4%

“a way bit overpriced”

GPS4%

“GPS is off”

Noise Level4%

“Makes annoying noise”

Connectivity-Overall4%

“Connection problems”

Size-Overall3%

“Only cons are size”

Top return reasons

Functionality-Overall25%
Compatibility-Overall21%
Connectivity-Overall10%
Measurement/Reading Accuracy6%
Advertised Vs Actual Product5%
Defective Material/Parts5%
Size-Overall4%
Noise Level2%
Assembly/Installation2%
Value For Money2%