Tire Size Guide

255/40R20 Tires

Compare 59 available models across 7 categories, then confirm fitment for your vehicle.

Our Top Pick in 255/40R20
Bridgestone Potenza Sport
Ultra High Performance SummerPerformance

The Bridgestone Potenza Sport is designed for drivers who demand top-tier performance in dry and wet conditions.

Perfect dry grip score of 10, surpassing the category average of 8.7, ideal for aggressive cornering and high-speed stability. Wet grip rating of 9 is well above the category benchmark of 7.6, offering reliable performance in rainy conditions. Handling score of 10 ensures precise steering response, making it a strong choice for spirited driving.
80Spec score (est.)
Full analysis
25 models

Best Ultra High Performance Summer Tires in 255/40R20

All Ultra High Performance Summer tires

The Bridgestone Potenza Sport is designed for drivers who demand top-tier performance in dry and wet conditions.

  • Perfect dry grip score of 10, surpassing the category average of 8.7, ideal for aggressive cornering and high-speed stability.
  • Wet grip rating of 9 is well above the category benchmark of 7.6, offering reliable performance in rainy conditions.

Average comfort and noise levels may deter those seeking a more refined and quiet driving experience.

Treadwear 300Traction AA
Spec score80estimated
Details

The Vredestein Ultrac Vorti+ is best suited for those who prioritize wet grip, with a score of 9 that significantly exceeds the ultra-high-performance summer category average of 7.6.

  • Wet grip score of 9 is notably higher than the category average of 7.6, making it a strong performer in rainy conditions.
  • Dry grip and handling both score 8, providing balanced performance for spirited driving.

Lack of a treadwear warranty could be a concern for those looking for guaranteed longevity.

Treadwear 320Traction AA
Spec score80estimated
Details

The Goodyear Eagle F1 SuperSport is well-suited for drivers who value wet grip above all else, with a score of 9 that exceeds the ultra-high performance summer category average.

  • Wet grip score of 9 surpasses the category average of 7.6, making it a strong performer in rainy conditions.
  • Dry grip and handling both score 8, aligning well with the expectations for an ultra-high performance summer tire.

Lack of a treadwear warranty and lower dry grip compared to some competitors could be a concern for track-focused drivers.

Treadwear 280Traction AA
Spec score79estimated
Details

The Pirelli P Zero (PZ4) is well-suited for drivers who prioritize wet grip in their ultra high performance summer tires.

  • Wet grip score of 9 exceeds the ultra high performance summer category average of 7.6, making it a strong performer in rainy conditions.
  • Dry grip and handling both score 8, which aligns well with the category's focus on performance driving.

The lack of a treadwear warranty could be a concern for buyers looking for a guaranteed lifespan from their performance tires.

Treadwear 280Traction AA
Spec score79estimated
Details
Show 21 more ultra high performance summer options
Michelin Pilot Sport All Season 4

45,000 mi warranty · Treadwear 540

78
Kumho Ecsta PS91

Treadwear 260

78
Pirelli P Zero

Treadwear 220

73
Continental ExtremeContact Sport 02

30,000 mi warranty · Treadwear 340

70
Michelin Pilot Sport 4S

30,000 mi warranty · Treadwear 300

69
Michelin Pilot Super Sport

30,000 mi warranty · Treadwear 300

69
Michelin Pilot Sport 3

20,000 mi warranty · Treadwear 320

68
Yokohama ADVAN A052

Treadwear 200

68
Michelin Pilot Sport 4

20,000 mi warranty · Treadwear 320

63
Michelin Pilot Sport 4 ZP

20,000 mi warranty · Treadwear 320

61
Michelin Pilot Sport EV

20,000 mi warranty · Treadwear 320

56
13 models

Best Performance All-Season Tires in 255/40R20

All Performance All-Season tires

The ExtremeContact DWS 06 Plus is a strong contender for drivers who prioritize treadlife and dry handling in a performance all-season tire.

  • Treadlife score of 9.5 is significantly above the category average, supported by a 50,000-mile warranty.
  • Dry grip and handling both score 8, making it a solid choice for spirited driving in various conditions.

Wet grip performance lags slightly behind some competitors, which could be a concern in regions with frequent rain.

50,000 mi warrantyTreadwear 560Traction AA
Spec score79estimated
Details

The Goodyear Eagle Exhilarate is a solid choice for those who prioritize dry grip and handling in the ultra-high performance summer category.

  • Dry grip rating of 10, which is above the ultra-high performance summer category average of 8.7.
  • Handling score of 10 matches its dry grip, making it a strong choice for drivers who prioritize responsive steering.

If a quiet and comfortable ride is a priority, consider alternatives as the Eagle Exhilarate's noise and comfort scores are average.

45,000 mi warrantyTreadwear 500Traction AA
Spec score77estimated
Details
Advanta HPZ-02Performance

The Advanta HPZ-02 is a compelling choice for drivers prioritizing wet grip, with its score of 9 well above the category average of 7.2.

  • Wet grip score of 9 significantly surpasses the category average of 7.2, making it a strong performer in rainy conditions.
  • Treadwear warranty of 50,000 miles is competitive, though slightly below the category average of 51,717 miles.

The UTQG treadwear rating of 420 indicates a shorter lifespan compared to many competitors, which could lead to more frequent replacements.

50,000 mi warrantyTreadwear 420Traction AA
Spec score76estimated
Details

The Vredestein Hypertrac All Season is best suited for drivers who prioritize wet grip performance above all else, with its wet grip score of 9 far exceeding the category average of 7.2.

  • Wet grip score of 9 significantly exceeds the category average of 7.2, making it a strong performer in rainy conditions.
  • Treadlife rating of 9 is supported by a 50,000-mile warranty, providing durability that aligns well with category expectations.

The 'R' speed rating might not satisfy drivers seeking higher speed capabilities typical in this category.

50,000 mi warrantyTreadwear 500Traction AA
Spec score75estimated
Details
Show 9 more performance all-season options
Falken Azenis FK460 A/S

50,000 mi warranty · Treadwear 500

72
Yokohama ADVAN Sport EV A/S

55,000 mi warranty · Treadwear 580

71
Michelin Pilot Sport A/S Plus N-Spec

45,000 mi warranty · Treadwear 440

65
Hankook Ventus S1 noble2

50,000 mi warranty · Treadwear 500

61
8 models

Best Grand Touring All Season Tires in 255/40R20

All Grand Touring All Season tires

The Pirelli Cinturato P7 All Season is a solid choice for drivers who value dry grip and handling.

  • Treadwear rating of 500 suggests decent longevity, though no specific mileage warranty is provided.
  • Dry grip score of 8.5 surpasses the category average of 7.8, offering confident handling on dry roads.

No treadwear mileage warranty, which may lead to higher long-term costs compared to competitors with guaranteed mileage.

Treadwear 500Traction A
Spec score73estimated
Details

The Goodyear ElectricDrive 2 is a solid choice for drivers who prioritize dry grip and handling in a touring all-season tire.

  • Treadwear rating of 700 exceeds the category average of 596, suggesting longer life than many competitors.
  • Dry grip and handling scores of 9.5 are significantly above the category average of 7.8, offering strong performance in dry conditions.

The 45,000-mile treadwear warranty is significantly lower than the category average, impacting long-term value.

45,000 mi warrantyTreadwear 700Traction A
Spec score72estimated
Details

The Michelin Primacy MXM4 is a solid choice for drivers who value comfort and dry grip in a grand touring all-season tire.

  • Comfort and noise scores of 8 match the category average, providing a smooth and quiet ride typical of grand touring tires.
  • Dry grip rating of 8.5 surpasses the category average of 7.6, making it a strong performer on dry roads.

The shorter treadwear warranty compared to competitors like the General AltiMAX RT45 may deter buyers seeking maximum mileage for their investment.

55,000 mi warrantyTreadwear 500Traction A
Spec score69estimated
Details

The Bridgestone Turanza EV is a solid choice for those who value comfort and noise reduction in a grand touring all-season tire.

  • Comfort and noise scores of 8 match the category benchmarks, ensuring a smooth and quiet ride.
  • Wet grip score of 7.5 slightly exceeds the category average of 7.4, providing reliable performance in rainy conditions.

The 50,000-mile treadwear warranty is below average for the category, which may not suit high-mileage drivers seeking longevity.

50,000 mi warrantyTreadwear 500Traction A
Spec score68estimated
Details
Show 4 more grand touring all season options
Continental ProContact TX

45,000 mi warranty · Treadwear 500

67
Vredestein Quatrac Pro+

50,000 mi warranty · Treadwear 400

65
Michelin e.Primacy All Season

45,000 mi warranty · Treadwear 540

60
7 models

Best Winter Tires in 255/40R20

All Winter tires
Michelin X-Ice SnowSafety3PMSF Snow

The Michelin X-Ice Snow is a compelling choice for those who need a winter tire with strong dry grip performance, boasting a score of 8.5 against a category average of 7.1.

  • Dry grip score of 8.5 significantly exceeds the winter category average of 7.1, making it reliable on dry winter roads.
  • Snow traction score of 8 aligns with the category average, ensuring dependable performance in snowy conditions.

If comfort is a top priority, this tire's average comfort score may not meet expectations.

40,000 mi warrantyTraction NONE
Spec scoreestimated
Details
Michelin Pilot Alpin 5Performance3PMSF Snow

The Michelin Pilot Alpin 5 is a winter tire well-suited for drivers who face a mix of dry and snowy conditions.

  • Dry grip score of 8.5 is significantly above the winter category average of 7.1, making it a strong performer in dry winter conditions.
  • Snow traction rating of 8 matches the category average, ensuring reliable performance in snowy conditions.

If you prioritize comfort and low noise for long winter drives, consider alternatives like the Pirelli Scorpion Winter.

30,000 mi warrantyTraction NONE
Spec scoreestimated
Details

The Blizzak LM001 is a solid choice for drivers who face moderate snow conditions regularly.

  • Snow traction score of 8 is solid, making it capable in snowy conditions.
  • Comfort score matches the winter category average of 6.2, offering a reasonable ride for a winter tire.

Lack of a treadwear warranty and lower wet grip could be a concern for those in regions with frequent slushy conditions.

Traction NONE
Spec scoreestimated
Details

The Pirelli Winter Sottozero 3 is a solid choice for drivers seeking a winter tire with a long treadwear warranty.

  • 50,000-mile treadwear warranty is notable for a winter tire, offering longevity that many competitors don't match.
  • Dry grip score of 8.5 exceeds the winter category average of 7.1, making it a strong performer on clear roads.

Lack of ice traction data may be a concern for drivers who frequently encounter icy roads.

Traction NONE
Spec scoreestimated
Details
Show 3 more winter options
Pirelli Scorpion Winter

Specs on detail page

Vredestein Wintrac Pro

Specs on detail page

Bridgestone Blizzak LM-25 RFT

Specs on detail page

2 models

Best Max Performance Summer Tires in 255/40R20

All Max Performance Summer tires

The Falken Azenis FK510 is a strong contender for drivers who prioritize grip above all else.

  • Perfect dry grip score of 10, surpassing the category average of 8.7, ensures exceptional performance on dry roads.
  • Wet grip rating of 9 is well above the category average of 7.6, making it reliable in wet conditions.

If noise and comfort are top priorities, consider alternatives like the Michelin Pilot Sport 4S.

Treadwear 300Traction AA
Spec score80estimated
Details

The Toyo Proxes Sport is a compelling option for drivers who prioritize wet grip in a max performance summer tire.

  • Wet grip score of 9 outshines the category average of 7.9, making it a strong performer in rainy conditions.
  • Dry grip and handling both score 8, aligning well with the needs of spirited drivers looking for responsive performance.

With no treadwear warranty and a lower treadwear rating, it's not the best choice for those seeking long-term durability.

Treadwear 240Traction AA
Spec score78estimated
Details
2 models

Best All-Terrain Tires in 255/40R20

All All-Terrain tires

The Pirelli Scorpion Zero AS Plus 3 is a solid choice for all-terrain enthusiasts who need excellent wet grip performance.

  • Wet grip score of 8 significantly exceeds the all-terrain category average of 5.2, making it a strong performer in rainy conditions.
  • Treadlife rating of 8 is backed by a 50,000-mile warranty, which is competitive within the segment.

If you prioritize dry grip, the slightly below-average score may not meet your expectations, especially compared to other options.

50,000 mi warrantyTreadwear 600Traction AA
Spec score78estimated
Details

The Pirelli Scorpion Zero All Season is a solid choice for those who need a durable all-terrain tire with a focus on treadlife and handling.

  • Off-road traction is supported by a robust tread pattern and a UTQG treadwear rating of 500, promising durability.
  • Treadwear warranty of 60,000 miles exceeds the category average of 55,717 miles, offering longer coverage than many competitors.

If severe winter performance is a priority, the lack of 3PMSF certification means this tire might not meet your needs.

Treadwear 500Traction A
Spec score73estimated
Details
2 models

Best Touring All-Season Tires in 255/40R20

All Touring All-Season tires

The Hankook iON evo AS SUV is a solid choice for SUV owners prioritizing wet grip and comfort in a touring all-season tire.

  • Treadlife rating of 7.8 aligns with the category average, supported by a 50,000-mile warranty.
  • Wet grip score of 7.5 exceeds the category average of 6.9, providing reliable performance in rainy conditions.

The 50,000-mile warranty is shorter than the category average, which may not suit high-mileage drivers looking for long-term value.

50,000 mi warrantyTreadwear 600Traction A
Spec score70estimated
Details

The Kumho Crugen EV HP71 SUV is best suited for drivers who prioritize comfort and noise levels in a touring all-season tire.

  • Comfort and noise scores of 8 match the category benchmarks, making it a pleasant choice for daily driving.
  • Wet grip rating of 7.5 exceeds the category average of 6.9, offering better-than-average performance in rainy conditions.

The slightly lower treadwear rating of 500 compared to the category average may lead to more frequent replacements.

50,000 mi warrantyTreadwear 500Traction A
Spec score68estimated
Details
Fitment

Vehicles Using 255/40R20

+ 6 more vehicles use this size

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Popular Brands in 255/40R20

Size decoded

What 255/40R20 Means

255/40R20 designates a tire 255 mm (10.0") wide with a sidewall 40% as tall as it is wide — about 102 mm (4.0") — mounted on a 20-inch wheel. That works out to an overall diameter of roughly 28.0", a circumference of about 88.1", and approximately 719 revolutions per mile. Exact figures vary slightly by manufacturer and tread design.

102 mm

Sidewall height

28.0"

Overall diameter

88.1"

Circumference

719

Revs per mile

Of the 59 255/40R20 tire models we track, the most common category is ultra high performance summer (25 models), followed by performance all-season (13) — a good indicator of the kind of vehicles and driving this size is designed for.

Before you buy

Frequently Asked Questions

What does 255/40R20 mean?
255/40R20 breaks down as follows: 255mm is the tire's section width (the widest point), 40 is the aspect ratio (sidewall height as a percentage of width), R means radial construction, and 20 is the wheel diameter in inches.
What vehicles use 255/40R20 tires?
255/40R20 is a common fitment for vehicles like the 2025 Mercedes-Benz S580, 2025 Audi A7 Quattro, 2025 Porsche Taycan Sport Turismo, 2025 Audi A6 Quattro and others. Always confirm your specific trim's fitment before purchasing.
How tall is a 255/40R20 tire?
A 255/40R20 tire has a sidewall height of about 102 mm (4.0") and an overall diameter of roughly 28.0", turning approximately 719 revolutions per mile. Actual dimensions vary slightly by manufacturer and model, so confirm against your vehicle's placard before changing sizes.

255/40R20 Research Guides

Confirm 255/40R20 fits your vehicle

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