Tire Size Guide

245/45R21 Tires

Compare 10 available models across 5 categories, then confirm fitment for your vehicle.

Our Top Pick in 245/45R21
Michelin Pilot Sport All Season 4
Ultra High Performance SummerPerformance

The Michelin Pilot Sport All Season 4 is a strong contender for drivers who prioritize grip and longevity in an ultra-high-performance summer tire.

Dry grip rating of 9 matches the best in the ultra-high-performance summer category, making it ideal for spirited driving. Wet grip score of 9 exceeds the category average of 7.6, providing confidence in rainy conditions. 45,000-mile treadwear warranty is well above the category average of 37,754 miles, offering longer-lasting performance.
78Spec score (est.)
Full analysis
4 models

Best Ultra High Performance Summer Tires in 245/45R21

All Ultra High Performance Summer tires

The Michelin Pilot Sport All Season 4 is a strong contender for drivers who prioritize grip and longevity in an ultra-high-performance summer tire.

  • Dry grip rating of 9 matches the best in the ultra-high-performance summer category, making it ideal for spirited driving.
  • Wet grip score of 9 exceeds the category average of 7.6, providing confidence in rainy conditions.

If comfort is a top priority, consider alternatives with higher comfort scores like the Pirelli P Zero (PZ4).

45,000 mi warrantyTreadwear 540Traction AA
Spec score78estimated
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 score75estimated
Details

The Goodyear Eagle F1 Asymmetric AT SUV-4X4 caters to drivers who prioritize wet grip, with a score of 9 that surpasses the category average of 7.6.

  • Wet grip score of 9 exceeds the category average of 7.6, making it a strong performer in rainy conditions.
  • Dry grip and handling scores of 8 are competitive, though not leading, for the ultra-high performance summer category.

Lack of a treadwear warranty means buyers should be prepared for potentially higher long-term costs due to more frequent replacements.

Treadwear 240Traction AA
Spec score73estimated
Details

The Michelin Pilot Sport 4 SUV is tailored for drivers who prioritize dry grip and handling precision in their summer tire choice.

  • Dry grip score of 9 surpasses the category average of 8.7, making it a strong choice for spirited driving.
  • Handling rating of 9 aligns with the dry grip, providing precise control and responsiveness.

Lower wet grip performance compared to category benchmarks and competitors like the Pirelli P Zero (PZ4).

20,000 mi warrantyTreadwear 220Traction A
Spec score59estimated
Details
2 models

Best Touring All-Season Tires in 245/45R21

All Touring All-Season tires

The Pirelli Scorpion MS is a solid choice for those who need a reliable all-terrain tire with a strong focus on treadlife and dry grip.

  • Off-road traction is supported by a 7.5 treadlife score and a 60,000-mile warranty, which is above the category average of 55,717 miles.
  • Dry grip rating of 7 exceeds the category average of 6.6, offering solid performance on paved surfaces.

Lacks the 3PMSF certification, making it less suitable for drivers who need a tire for severe winter conditions.

Treadwear 500Traction A
Spec score73estimated
Details

The Yokohama Geolandar X-CV is a solid choice for drivers who prioritize dry grip and handling in an all-terrain tire.

  • Dry grip score of 8 outperforms the all-terrain category average of 6.6, providing solid on-road traction.
  • Handling score of 8 is above average for the segment, making it a good choice for drivers who prioritize responsive steering.

Lacks a 3PMSF rating, making it less suitable for drivers who encounter severe winter conditions.

50,000 mi warrantyTreadwear 520Traction A
Spec score68estimated
Details
2 models

Best Winter Tires in 245/45R21

All Winter tires

The Pirelli Scorpion Winter 2 is best suited for drivers who prioritize treadlife and dry road performance in a winter tire.

  • Snow traction score of 8 meets the winter category average, ensuring reliable performance in snowy conditions.
  • Dry grip and handling both score 8.5, significantly above the category averages of 7.1, making it a strong performer on dry winter roads.

Lack of specific ice traction data might be a concern for those in areas with frequent icy conditions.

Traction NONE
Spec scoreestimated
Details
Vredestein Wintrac ProValue3PMSF Snow

The Vredestein Wintrac Pro is a solid option for drivers dealing with moderate snow conditions, thanks to its snow traction score of 8.

  • Snow traction score of 8, which is competitive for winter conditions and suitable for moderate snow coverage.
  • Comfort score of 6.2 matches the winter category average, making it a decent choice for longer drives in cold conditions.

Lack of a treadwear warranty makes it less appealing for budget-conscious buyers who prioritize long-term cost efficiency.

Traction NONE
Spec scoreestimated
Details
1 model

Best All-Terrain Tires in 245/45R21

All All-Terrain tires

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
1 model

Best Grand Touring All Season Tires in 245/45R21

All Grand Touring All Season tires
Michelin CrossClimate2Comfort3PMSF Snow

The Michelin CrossClimate2 is a good match for drivers who value comfort and quietness in their grand touring all-season tires.

  • Comfort and noise scores of 8 match the category average, ensuring a smooth and quiet ride typical of grand touring all-season tires.
  • Treadlife rating of 8.17 and a 60,000-mile warranty provide solid longevity, slightly below the category average but still competitive.

Wet grip performance is notably below average, which could be a dealbreaker for drivers in rainy climates.

60,000 mi warrantyTreadwear 640Traction B
Spec score67estimated
Details
Fitment

Vehicles Using 245/45R21

+ 6 more vehicles use this size

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Popular Brands in 245/45R21

Size decoded

What 245/45R21 Means

245/45R21 designates a tire 245 mm (9.6") wide with a sidewall 45% as tall as it is wide — about 110 mm (4.3") — mounted on a 21-inch wheel. That works out to an overall diameter of roughly 29.7", a circumference of about 93.2", and approximately 679 revolutions per mile. Exact figures vary slightly by manufacturer and tread design.

110 mm

Sidewall height

29.7"

Overall diameter

93.2"

Circumference

679

Revs per mile

Of the 10 245/45R21 tire models we track, the most common category is ultra high performance summer (4 models), followed by touring all-season (2) — a good indicator of the kind of vehicles and driving this size is designed for.

Before you buy

Frequently Asked Questions

What does 245/45R21 mean?
245/45R21 breaks down as follows: 245mm is the tire's section width (the widest point), 45 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 245/45R21 tires?
245/45R21 is a common fitment for vehicles like the 2026 Land Rover Range Rover Evoque, 2025 Land Rover Range Rover Evoque, 2025 Land Rover Discovery Sport, 2025 Hyundai Santa Fe and others. Always confirm your specific trim's fitment before purchasing.
How tall is a 245/45R21 tire?
A 245/45R21 tire has a sidewall height of about 110 mm (4.3") and an overall diameter of roughly 29.7", turning approximately 679 revolutions per mile. Actual dimensions vary slightly by manufacturer and model, so confirm against your vehicle's placard before changing sizes.

245/45R21 Research Guides

Confirm 245/45R21 fits your vehicle

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