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255/45R18 tires ranked by treadwear

Quick answer: NHTSA's UTQG data has 13 tire lines with a treadwear grade filed for 255/45R18. The highest grade is 500 (Continental ContiProContact); the median is 340 and the lowest is 180. The highest-treadwear line that also has traction A or AA is Continental ContiProContact (500).

Ranking: 255/45R18 tire lines by NHTSA treadwear grade

Sorted from highest to lowest treadwear. Ties share a rank. If a line has several records for this size with different grades, the lowest is used for ranking and the range is shown. Enter your own price and expected miles in the last columns; nothing is pre-filled because price and warranty data are pending a feed.

RankBrandLineTreadwearPercentile in sizeTractionTemp.Price / set ($)Expected miles$ per 1,000 mi
1ContinentalContiProContact92Traction AATemp A—
2SpartanTOUR PLUS LSW77Traction ATemp A—
2SumitomoHTR ENHANCE L/X77Traction ATemp A—
4ContinentalProContact TX62Traction ATemp A—
4VredesteinADVAN S.4.62Traction AATemp A—
6Neutral/UniversalN700054Traction AATemp A—
7HankookveNtus S1 evo3 (OE)38Traction ATemp A—
7NexenRADIAL N300038Traction AATemp A—
9VredesteinADVAN S.T.31Traction AATemp A—
10YokohamaS.DRIVE23Traction AATemp A—
11ContinentalContiSportContact 28Traction AATemp A—
11NexenRedline8Traction AATemp A—
13YokohamaADVAN Sport0Traction AATemp A—

Click a column heading to sort. Treadwear bar shows the lowest grade filed for this size.

Percentile in size = share of the 13 lines for 255/45R18 with a lower treadwear grade. Cost column: price per set ÷ (expected miles ÷ 1,000), calculated in your browser from your inputs only.

How the 13 lines spread across treadwear bands

Treadwear bandLinesShare
under 20018%
200–299215%
300–399538%
400–499431%
500–59918%

The median line sits in the 300–399 band: a moderate treadwear grade, near the middle of NHTSA-rated tires.

Best treadwear grade by brand for 255/45R18

BrandHighest grade for this size
Continental500
Spartan440
Sumitomo440
Vredestein400
Neutral/Universal360
Hankook340
Nexen340
Yokohama300

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FAQ

Which 255/45R18 tire has the highest treadwear rating?

In NHTSA's UTQG data the highest treadwear grade filed for 255/45R18 is 500, for the Continental ContiProContact. This covers only lines whose NHTSA record names this exact size.

What is a typical treadwear grade for 255/45R18 tires?

The median treadwear grade across the 13 rated lines for 255/45R18 is 340. Across all sizes in the dataset the median is 420.

What is the cost per mile of 255/45R18 tires?

We have no licensed price or warranty-mileage feed yet, so cost per mile is not computed. Use cost per 1,000 miles = price per set ÷ (expected miles ÷ 1,000) with your own quote; the table below has inputs for each line.

Guides that explain these numbers

Last updated: · Data: NHTSA tire ratings (UTQG) API, pulled 2026-10-25. 7,628 records.