Tire Scouter

275/30R21 tires

Compare 16 models made in this size across 4 categories, ranked by spec score, then confirm fitment for your vehicle.

Spec scores are estimates from five manufacturer specs, not road tests. How we score

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Our top pick in 275/30R21

Bridgestone Potenza Sport

  • Ultra high performance summer

Best for performance enthusiasts.

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.
Full analysis

The highest spec score among ultra high performance summer tires in this size that we have analysis for, the most common category for 275/30R21.

80Strong
None listed
300
AA
Y · 186 mph

Every scale below runs from the lowest to the highest spec score among the 15 scored tires in 275/30R21 (63 to 80).

Best ultra high performance summer tires in 275/30R21

11 models, highest spec score first.

All ultra high performance summer tires

  1. Bridgestone Potenza Sport

    Best for performance enthusiasts.

    80StrongFrom 4 of 5 specs
    Warranty
    None listed
    Treadwear
    300
    Traction
    AA
    Speed rating
    Y · 186 mph
    • 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.

  2. Hankook Ventus V12 evo2

    Best for wet-weather enthusiasts.

    80StrongFrom 4 of 5 specs
    Warranty
    None listed
    Treadwear
    320
    Traction
    AA
    Speed rating
    Y · 186 mph
    • Wet grip score of 9 significantly exceeds the category average of 7.6, making it a strong performer in rainy conditions.
    • Treadlife score of 7.5 is above average for ultra-high performance summer tires, suggesting a longer lifespan than many competitors.
    • The lack of a treadwear warranty may deter buyers seeking guaranteed mileage from their performance tires.

  3. Pirelli P Zero Run Flat (PZ4)

    Best for wet-weather enthusiasts.

    80StrongFrom 4 of 5 specs
    Warranty
    None listed
    Treadwear
    320
    Traction
    AA
    Speed rating
    Y · 186 mph
    • Wet grip score of 9 is notably above the category average of 7.6, making it a strong performer in rainy conditions.
    • Treadlife score of 7.5 is respectable for an ultra-high-performance summer tire, given the category's focus on grip and handling.
    • The 'R' speed rating may not satisfy drivers seeking the highest speed capabilities typical of ultra-high-performance summer tires.

  4. Pirelli P Zero (PZ4)

    Best for drivers in wet climates.

    79StrongFrom 4 of 5 specs
    Warranty
    None listed
    Treadwear
    280
    Traction
    AA
    Speed rating
    Y · 186 mph
    • 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.
Show 7 more ultra high performance summer tires

  1. Yokohama ADVAN Sport V107

    Best for performance enthusiasts.

    78StrongFrom 4 of 5 specs
    Warranty
    None listed
    Treadwear
    240
    Traction
    AA
    Speed rating
    Y · 186 mph

  2. Continental ContiSportContact 5P

    Best for performance enthusiasts.

    78StrongFrom 4 of 5 specs
    Warranty
    None listed
    Treadwear
    240
    Traction
    AA
    Speed rating
    Y · 186 mph

  3. Pirelli P Zero

    Best for performance enthusiasts.

    77StrongFrom 4 of 5 specs
    Warranty
    None listed
    Treadwear
    220
    Traction
    AA
    Speed rating
    Y · 186 mph

  4. Michelin Pilot Sport 4S

    Best for enthusiast drivers.

    69Good
    Warranty
    30k mi
    Treadwear
    300
    Traction
    AA
    Speed rating
    Y · 186 mph

  5. Michelin Pilot Super Sport AC

    Best for track enthusiasts.

    63Good
    Warranty
    30k mi
    Treadwear
    300
    Traction
    A
    Speed rating
    Y · 186 mph

  6. Hankook iON evo

    Best for enthusiast drivers.

    66GoodFrom 3 of 5 specs
    Warranty
    None listed
    Treadwear
    320
    Traction
    A
    Speed rating
    Not listed

  7. Toyo Proxes Sport A/S

    63GoodFrom 3 of 5 specs
    Warranty
    40k mi
    Treadwear
    550
    Traction
    Not graded
    Speed rating
    Y · 186 mph

Best performance all-season tires in 275/30R21

2 models, highest spec score first.

All performance all-season tires

  1. Hankook Ventus S1 AS

    Best for dry road enthusiasts.

    73Strong
    Warranty
    50k mi
    Treadwear
    560
    Traction
    A
    Speed rating
    Y · 186 mph
    • Perfect dry grip score of 10, surpassing the category average of 8.7, ideal for spirited driving on dry roads.
    • Handling score of 10 aligns with its dry grip, making it a strong performer for drivers who prioritize cornering and responsiveness.
    • Wet grip performance is below average for the category, making it less suitable for drivers in rainy climates.

  2. Nexen N5000 Platinum

    Best for enthusiastic daily drivers.

    69GoodFrom 3 of 5 specs
    Warranty
    55k mi
    Treadwear
    550
    Traction
    Not graded
    Speed rating
    Y · 186 mph
    • Outstanding dry grip with a perfect score of 10, surpassing the category average of 8.4.
    • Handling is rated at 10, making it a strong choice for drivers who prioritize responsive steering and control.
    • The lack of a 3PMSF rating means it's not the best choice for drivers who need reliable light snow performance.

Best grand touring all-season tires in 275/30R21

2 models, highest spec score first.

All grand touring all-season tires

  1. Bridgestone Turanza 6

    Best for performance-focused drivers.

    72StrongFrom 4 of 5 specs
    Warranty
    None listed
    Treadwear
    320
    Traction
    A
    Speed rating
    Y · 186 mph
    • Comfort and noise scores both align with the category averages of 8, making it a balanced choice for quiet and smooth rides.
    • Dry grip and handling scores of 9.5 significantly exceed the category averages of 7.6, offering enhanced performance in dry conditions.
    • The low treadwear rating of 320 suggests a shorter lifespan, which may not suit drivers looking for maximum longevity.

  2. Continental EcoContact 6Q

    Best for comfort-focused drivers.

    72StrongFrom 4 of 5 specs
    Warranty
    None listed
    Treadwear
    320
    Traction
    A
    Speed rating
    Y · 186 mph
    • Comfort and noise scores both hit 8, matching the category benchmarks, which is ideal for long-distance highway cruising.
    • Wet grip score of 7.5 slightly surpasses the category average of 7.4, indicating reliable performance in rainy conditions.
    • The lack of a treadwear warranty makes it a riskier choice for those seeking long-term durability assurances.

Best winter tires in 275/30R21

1 model, highest spec score first.

All winter tires

  1. Dunlop SP Winter Sport 4D

    Best for cold, dry winter drivers.

    Not enough spec data
    Warranty
    None listed
    Treadwear
    Not graded
    Traction
    Not graded
    Speed rating
    W · 168 mph
    • Dry grip score of 7.5 exceeds the winter category average of 7.1, making it a solid choice for cold, dry conditions.
    • Handling score of 7.5 suggests responsive steering and control, which is beneficial for winter driving dynamics.
    • The absence of 3PMSF certification makes it less suitable for severe winter conditions where certified tires are recommended.

Vehicles that use 275/30R21

A sample of recent vehicles whose factory front size is 275/30R21. Sizes can vary by trim, so confirm yours before you buy.

  • 2021 Ferrari Monza
  • 2021 Polestar Polestar 1
  • 2018 Audi RS7
  • 2018 Audi S7
  • 2017 Audi RS7
  • 2017 Audi S7
  • 2016 Audi RS7
  • 2016 Audi S7
  • 2015 Audi RS7
  • 2015 Audi S7
  • 2014 Audi RS7

Popular brands in 275/30R21

The number beside each brand is how many of its models come in this size.

What 275/30R21 means

275/30R21 designates a tire 275 mm (10.8") wide with a sidewall 30% as tall as it is wide — about 83 mm (3.2") — mounted on a 21-inch wheel. That works out to an overall diameter of roughly 27.5", a circumference of about 86.4", and approximately 733 revolutions per mile. Exact figures vary slightly by manufacturer and tread design.

Of the 16 275/30R21 tire models we track, the most common category is ultra high performance summer (11 models), followed by performance all-season (2) — a good indicator of the kind of vehicles and driving this size is designed for.

Sidewall height
83 mm
Overall diameter
27.5 in
Circumference
86.4 in
Revs per mile
733

Frequently asked questions

What does 275/30R21 mean?

275/30R21 breaks down as follows: 275mm is the tire's section width (the widest point), 30 is the aspect ratio (sidewall height as a percentage of width), R means radial construction, and 21 is the wheel diameter in inches.

What vehicles use 275/30R21 tires?

275/30R21 is a common fitment for vehicles like the 2021 Ferrari Monza, 2021 Polestar Polestar 1, 2018 Audi RS7, 2018 Audi S7 and others. Always confirm your specific trim's fitment before purchasing.

How tall is a 275/30R21 tire?

A 275/30R21 tire has a sidewall height of about 83 mm (3.2") and an overall diameter of roughly 27.5", turning approximately 733 revolutions per mile. Actual dimensions vary slightly by manufacturer and model, so confirm against your vehicle's placard before changing sizes.

275/30R21 research guides

Summer vs all-season tires

Where summer tires lose grip, the cold-cracking risk, and what all-season tires trade for their range.

Read the guide

Speed rating chart

A practical chart for common tire speed ratings and what they mean for everyday driving.

Read the guide

Changing tire size

Plus-sizing and alternate sizes: diameter limits, load and speed ratings, and speedometer error.

Read the guide

Confirm 275/30R21 fits your vehicle

Wheel size can vary by trim and option package. Enter your year, make, model, and trim to verify fitment before you order.

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