Tire Scouter

305/30R21 tires

Compare 22 models made in this size across 5 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 305/30R21

Yokohama ADVAN NEOVA AD09

  • Ultra high performance summer

Best for enthusiast drivers.

The ADVAN NEOVA AD09 is a compelling choice for drivers who prioritize grip and handling above all else.

  • Perfect dry grip score of 10, significantly above the category average of 8.7, makes it ideal for spirited driving on dry roads.
  • Wet grip rating of 9 outperforms the category average of 7.6, offering reliable performance in wet conditions.
  • Handling score of 10 ensures precise and responsive control, aligning with the tire's ultra-high performance intent.
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 305/30R21.

77Strong
None listed
200
AA
Y · 186 mph

Every scale below runs from the lowest to the highest spec score among the 18 scored tires in 305/30R21 (51 to 77).

Best ultra high performance summer tires in 305/30R21

13 models, highest spec score first.

All ultra high performance summer tires

  1. Yokohama ADVAN NEOVA AD09

    Best for enthusiast drivers.

    77StrongFrom 4 of 5 specs
    Warranty
    None listed
    Treadwear
    200
    Traction
    AA
    Speed rating
    Y · 186 mph
    • Perfect dry grip score of 10, significantly above the category average of 8.7, makes it ideal for spirited driving on dry roads.
    • Wet grip rating of 9 outperforms the category average of 7.6, offering reliable performance in wet conditions.
    • The tire's treadwear rating of 200 indicates a potentially shorter lifespan, which could be a concern for those seeking longevity.

  2. Goodyear Eagle F1 Asymmetric 5

    Best for wet-weather performance seekers.

    75StrongFrom 4 of 5 specs
    Warranty
    None listed
    Treadwear
    300
    Traction
    AA
    Speed rating
    H · 130 mph
    • Wet grip score of 9 significantly exceeds the category average of 7.6, making it a strong performer in rainy conditions.
    • Handling score of 8 aligns with the category's focus on responsive driving dynamics.
    • The T speed rating is a mismatch for an ultra-high-performance tire, which may deter high-speed enthusiasts.

  3. Goodyear Eagle F1 Asymmetric 3

    Best for performance enthusiasts.

    75StrongFrom 4 of 5 specs
    Warranty
    None listed
    Treadwear
    300
    Traction
    AA
    Speed rating
    H · 130 mph
    • Top-notch dry grip and handling scores of 10, surpassing the ultra-high performance summer category average of 8.7.
    • Wet grip rating of 9 is well above the category average of 7.6, providing confidence in rainy conditions.
    • If a quieter ride is a priority, look elsewhere as noise levels are only average.

  4. 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.
Show 9 more ultra high performance summer tires

  1. Michelin Pilot Sport 4S

    Best for enthusiast drivers.

    68Good
    Warranty
    30k mi
    Treadwear
    300
    Traction
    AA
    Speed rating
    V · 149 mph

  2. Hankook iON evo

    Best for enthusiast drivers.

    68GoodFrom 4 of 5 specs
    Warranty
    None listed
    Treadwear
    320
    Traction
    A
    Speed rating
    H · 130 mph

  3. Yokohama ADVAN Sport V107

    Best for performance enthusiasts.

    66Good
    Warranty
    20k mi
    Treadwear
    240
    Traction
    AA
    Speed rating
    Y · 186 mph

  4. Toyo Proxes Sport A/S

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

  5. Yokohama ADVAN Apex

    Best for enthusiast drivers.

    56FairFrom 2 of 5 specs
    Warranty
    25k mi
    Treadwear
    Not graded
    Traction
    Not graded
    Speed rating
    Y · 186 mph

  6. Michelin Pilot Sport Cup 2 CN

    Best for track enthusiasts.

    56FairFrom 2 of 5 specs
    Warranty
    None listed
    Treadwear
    240
    Traction
    Not graded
    Speed rating
    Y · 186 mph

  7. Michelin Pilot Super Sport AC

    Best for track enthusiasts.

    54FairFrom 2 of 5 specs
    Warranty
    30k mi
    Treadwear
    Not graded
    Traction
    Not graded
    Speed rating
    V · 149 mph

  8. Continental ExtremeContact Sport 02

    Best for wet weather enthusiasts.

    51FairFrom 2 of 5 specs
    Warranty
    30k mi
    Treadwear
    Not graded
    Traction
    Not graded
    Speed rating
    H · 130 mph

  9. Pirelli P Zero PZ4 Sport

    Best for performance enthusiasts.

    Not enough spec data
    Warranty
    None listed
    Treadwear
    Not graded
    Traction
    Not graded
    Speed rating
    Y · 186 mph

Best winter tires in 305/30R21

6 models, highest spec score first.

All winter tires

  1. Nokian Hakkapeliitta R5 EV

    Best for long-distance winter drivers.

    69GoodFrom 3 of 5 specs
    Warranty
    55k mi
    Treadwear
    550
    Traction
    Not graded
    Speed rating
    Y · 186 mph
    • Treadlife score of 10 and an 80,000-mile warranty far exceed the winter category average of 54,431 miles.
    • Dry grip rating of 7.5 surpasses the category average of 7.1, which is beneficial for those unexpected dry winter days.
    • Lacks 3PMSF certification, which may not meet the needs of drivers in areas with severe snow conditions.

  2. Nokian Hakkapeliitta 10EV

    Best for drivers prioritizing dry road performance.

    69GoodFrom 3 of 5 specs
    Warranty
    55k mi
    Treadwear
    550
    Traction
    Not graded
    Speed rating
    Y · 186 mph
    • Dry grip score of 8.5 exceeds the winter category average of 7.1, providing strong performance on cold, dry roads.
    • Handling score of 8.5 is above average, making it responsive and controlled in winter conditions.
    • Lack of 3PMSF certification may deter those seeking assured winter performance in severe conditions.

  3. Michelin Pilot Alpin 5

    Severe-snow rated

    Best for drivers in mixed winter conditions.

    54FairFrom 2 of 5 specs
    Warranty
    30k mi
    Treadwear
    Not graded
    Traction
    Not graded
    Speed rating
    V · 149 mph
    • 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.

  4. Goodyear Ultra Grip Performance Gen-1

    Severe-snow rated

    Best for snowbelt drivers.

    Not enough spec data
    Warranty
    None listed
    Treadwear
    Not graded
    Traction
    Not graded
    Speed rating
    H · 130 mph
    • Snow traction score of 8 is solid, providing reliable performance in snowy conditions.
    • Comfort matches the category average with a score of 6.2, indicating a balanced ride quality for a winter tire.
    • Lack of a treadwear warranty and below-average wet grip could be a concern for those driving in mixed winter conditions.
Show 2 more winter tires

  1. Pirelli Winter 270 Sottozero S2

    Best for performance-oriented winter drivers.

    Not enough spec data
    Warranty
    None listed
    Treadwear
    Not graded
    Traction
    Not graded
    Speed rating
    W · 168 mph

  2. Goodyear Ultra Grip Performance 3

    Best for long-distance winter drivers.

    Not enough spec data
    Warranty
    None listed
    Treadwear
    Not graded
    Traction
    Not graded
    Speed rating
    H · 130 mph

Best touring all-season tires in 305/30R21

1 model, highest spec score first.

All touring all-season tires

  1. Goodyear Eagle Touring

    Best for drivers prioritizing dry and wet grip.

    69GoodFrom 4 of 5 specs
    Warranty
    None listed
    Treadwear
    350
    Traction
    A
    Speed rating
    H · 130 mph
    • Above-average dry grip score of 8.5, which exceeds the category average of 7.8.
    • Wet grip rating of 7.5 outperforms the category average of 6.9, providing better traction in rainy conditions.
    • The lack of a treadwear warranty and a low UTQG treadwear rating of 350 could mean more frequent replacements, increasing long-term costs.

Best grand touring all-season tires in 305/30R21

1 model, highest spec score first.

All grand touring all-season tires

  1. Continental ProContact RX

    Best for drivers prioritizing dry performance.

    68Good
    Warranty
    55k mi
    Treadwear
    400
    Traction
    A
    Speed rating
    H · 130 mph
    • Dry grip score of 9.5 significantly exceeds the category average of 7.8, making it a standout for dry road performance.
    • Handling score of 9.5 suggests precise steering response, ideal for drivers who value agility in a touring tire.
    • The 40,000-mile treadwear warranty is a significant drawback for those seeking long-lasting tires, as it falls short of the category average.

Best performance all-season tires in 305/30R21

1 model, highest spec score first.

All performance all-season tires

  1. Goodyear Eagle Sport A/S

    Best for dry condition enthusiasts.

    63GoodFrom 2 of 5 specs
    Warranty
    50k mi
    Treadwear
    Not graded
    Traction
    Not graded
    Speed rating
    H · 130 mph
    • Dry grip score of 9 exceeds the category average of 8.4, making it a strong performer in dry conditions.
    • Handling rating of 9 aligns with its dry grip, providing responsive and predictable control.
    • The wet grip performance is notably below average, making it a poor choice for those in consistently wet climates.

Popular brands in 305/30R21

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

What 305/30R21 means

305/30R21 designates a tire 305 mm (12.0") wide with a sidewall 30% as tall as it is wide — about 92 mm (3.6") — mounted on a 21-inch wheel. That works out to an overall diameter of roughly 28.2", a circumference of about 88.6", and approximately 715 revolutions per mile. Exact figures vary slightly by manufacturer and tread design.

Of the 22 305/30R21 tire models we track, the most common category is ultra high performance summer (13 models), followed by winter (6) — a good indicator of the kind of vehicles and driving this size is designed for.

Sidewall height
92 mm
Overall diameter
28.2 in
Circumference
88.6 in
Revs per mile
715

Frequently asked questions

What does 305/30R21 mean?

305/30R21 breaks down as follows: 305mm 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 305/30R21 tires?

305/30R21 is a standard tire size found on many trucks, SUVs, and crossovers. Use our vehicle search to confirm your exact fitment.

How tall is a 305/30R21 tire?

A 305/30R21 tire has a sidewall height of about 92 mm (3.6") and an overall diameter of roughly 28.2", turning approximately 715 revolutions per mile. Actual dimensions vary slightly by manufacturer and model, so confirm against your vehicle's placard before changing sizes.

305/30R21 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 305/30R21 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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