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51

235/55r19

Worth a look

Shows low returns (0.5%), but prices mostly outside the sweet spot ($85.94–$476.80) keeps it on the watch list.

Market size 43Growth 43Conversion 8Competition 73Returns 98Price range 4Avg price 49Brand share 84Review moat 73Quality gap 22

Returns

Incredible0.5%

return rate — above 6% kills the launch gate

Brand share

Great51%

top-5 brand share — no brand owns this niche

Competition

Good41%

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

Review moat

Good580.81

avg incumbent reviews — the moat a new listing must climb

Avg price

Okay$184.00

avg listing price — sweet spot $15–$100

Market size

Okay$225K

$225K/yr · 185K searches

Growth

Okay+14.3%

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

Quality gap

Bad4.7★

avg incumbent rating — lower means beatable quality

Conversion

Bad0.7%

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

Price range

Bad$85.94–$476.80

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

Competition

The top 5 products take 41% of clicks — established leaders, but buyers still shop beyond them.

Brands

26 falling

Sellers

32

Top-5 brand share

51%

Open market

44%

  • Continental14%
  • Mastertrack12%
  • Landspider11%
  • Fullway8%
  • Finalist7%
  • Ironman5%

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%3%$7K6%$13K9%$20K12%$27K1101001K10K100K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 36 tracked products in this niche — three views at once, no toggling.

Demand & seasonality

Weekly Amazon search volume, last 102 weeks — +14.3% search growth over the last 90 days.
5K3KPrime Day '24Spike '24Holiday '24Prime Day '25Spike '25Black Friday '25Spike '26DecMarJunAugNovMarMay

Peak months: Nov · busiest ÷ quietest = 1.6×

Reviews

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

What buyers love

Quality-Overall32%

“These are high quality tires for a great price”

Value For Money31%

“Best set of tires for the price”

Wheel Quality16%

“Good tires”

Advertised Vs Actual Product5%

“exactly how advertised”

Durability4%

“Seem very durable from the time that I've had them”

Size-Overall3%

“They fit great”

Comfort-Overall2%

“Comfort/price”

Ease Of Use1%

“It was easy, very reasonable”

Assembly/Installation1%

“Will install in a few days”

Locally Manufactured1%

What buyers complain about

Value For Money31%

“It was more expensive for some reason”

Durability19%

“They only lasted one year”

Friction13%

“Less traction on highway than LX sport”

Quality-Overall13%

“bad quality”

Thickness6%

“Very thin tread”

Product Condition3%

“New tires”

Top return reasons

Size-Overall55%
Advertised Vs Actual Product16%
Value For Money10%
Functionality-Overall5%
Product Condition4%
Quality-Overall4%
Grip2%
Ease Of Use1%
Compatibility-Overall1%