Tire Size Guide

285/35R21 Tires

Compare 20 available models across 4 categories, then confirm fitment for your vehicle.

Our Top Pick in 285/35R21
Dunlop Sport Maxx RT2
Ultra High Performance SummerPerformance

The Dunlop Sport Maxx RT2 is a strong contender for drivers who demand top-tier dry and wet grip from their ultra-high performance summer tires.

Perfect dry grip score 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, making it reliable in rainy conditions. Comes with a 45,000-mile treadwear warranty, which is above the category average of 37,754 miles.
80Spec score (est.)
Full analysis
12 models

Best Ultra High Performance Summer Tires in 285/35R21

All Ultra High Performance Summer tires

The Dunlop Sport Maxx RT2 is a strong contender for drivers who demand top-tier dry and wet grip from their ultra-high performance summer tires.

  • Perfect dry grip score 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, making it reliable in rainy conditions.

Average noise levels might deter those seeking a quieter ride for daily commutes.

Treadwear 300Traction AA
Spec score80estimated
Details

The ContiSportContact 5P is a solid choice for drivers who value high performance in both dry and wet conditions.

  • Dry grip rating of 9, which is above the category average of 8.7, making it a strong performer for spirited driving.
  • Wet grip also scores a 9, significantly higher than the category average of 7.6, providing confidence in rainy conditions.

If you prioritize high-speed capability, the Michelin Pilot Sport 4S with its higher speed rating might be a better choice.

Treadwear 240Traction AA
Spec score78estimated
Details

The Goodyear Eagle F1 Asymmetric 5 is a compelling choice for those who prioritize wet grip and longevity in an ultra-high-performance summer tire.

  • 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.

Treadwear 300Traction AA
Spec score76estimated
Details

The ContiSportContact 5 is a solid choice for drivers who prioritize grip above all else.

  • Dry grip score of 9 matches the highest in the ultra-high-performance summer category, making it a strong choice for spirited driving.
  • Wet grip rating of 9 significantly exceeds the category average of 7.6, offering reliable performance in wet conditions.

The lower treadwear rating of 280 suggests a shorter lifespan compared to alternatives like the Michelin Pilot Sport 4S, which may impact long-term value.

Treadwear 280Traction AA
Spec score75estimated
Details
Show 8 more ultra high performance summer options
75
Michelin Pilot Sport 4S

30,000 mi warranty · Treadwear 300

69
Michelin Pilot Super Sport

30,000 mi warranty · Treadwear 300

69
Yokohama ADVAN Sport V107

20,000 mi warranty · Treadwear 240

66
Michelin Pilot Sport 4 SUV

20,000 mi warranty · Treadwear 220

59
3 models

Best Grand Touring All Season Tires in 285/35R21

All Grand Touring All Season tires

The EcoContact 6Q is a solid choice for drivers who prioritize comfort and low noise levels during long highway drives.

  • 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.

Treadwear 320Traction A
Spec score66estimated
Details
Hankook iON evoPerformanceEV

The Hankook iON evo shines for drivers who prioritize dry grip and handling precision, with perfect scores of 10 in both areas, surpassing the category average.

  • Perfect dry grip and handling scores of 10, exceeding the category average of 8.7, make it a strong choice for spirited driving.
  • Treadlife score of 7.5 is above the category average, suggesting longer wear than many ultra-high-performance peers.

Wet grip performance lags behind some competitors, which could be a dealbreaker for drivers in consistently wet climates.

Treadwear 320Traction A
Spec score66estimated
Details

The Bridgestone Turanza 6 is a compelling choice for drivers who prioritize dry grip and handling in their grand touring all-season tires.

  • 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.

Treadwear 320Traction A
Spec score66estimated
Details
3 models

Best Winter Tires in 285/35R21

All Winter tires
Pirelli P Zero WinterSafety3PMSF SnowEV

The Pirelli P Zero Winter is a solid choice for drivers who prioritize snow traction over other winter driving conditions, with its snow traction score of 8 standing out as a key strength.

  • Snow traction score of 8 is solid, making it reliable in typical winter conditions.
  • Comfort score matches the category average of 6.2, providing a balanced ride for a winter tire.

The lack of a treadwear warranty and below-average wet grip make it less suitable for those driving frequently on wet winter roads.

Spec scoreestimated
Details

The BluEarth Winter V905 by Yokohama is a practical choice for drivers who need reliable snow traction without breaking the bank.

  • Snow traction score of 8 is reliable for winter conditions, aligning well with the category's demands.
  • Comfort score of 6.2 matches the winter category average, making it a decent choice for everyday winter driving.

No treadwear warranty, which means you'll need to monitor tread depth closely to avoid unexpected replacements.

Traction NONE
Spec scoreestimated
Details

The Pirelli Scorpion Ice & Snow Run Flat is a solid choice for those who need reliable snow traction and appreciate the security of run-flat technology.

  • Snow traction score of 8, which is reliable for winter conditions and competitive within the segment.
  • Comfort score matches the category average of 6.2, making it a decent option for daily winter driving.

No treadwear warranty, which could lead to higher long-term costs compared to competitors like the Michelin X-Ice Snow.

Traction NONE
Spec scoreestimated
Details
2 models

Best Max Performance Summer Tires in 285/35R21

All Max Performance Summer tires

The Toyo Proxes Sport 2 is a solid choice for drivers who prioritize wet grip in a max performance summer tire.

  • Wet grip score of 9 surpasses the category average of 7.9, making it a strong performer in rainy conditions.
  • Dry grip and handling both score 8, closely matching the category average, which ensures reliable performance on dry roads.

The lower UTQG treadwear rating of 240 suggests a shorter lifespan, which may not suit those seeking longer-lasting performance tires.

25,000 mi warrantyTreadwear 240Traction AA
Spec score62estimated
Details

The Yokohama BluEarth V905 is tailored for drivers who demand top-tier dry grip and handling precision.

  • Dry grip and handling scores are both a perfect 10, setting a high bar for max performance summer tires.
  • Treadwear warranty of 55,000 miles is significantly higher than the category average of 33,614 miles — a rarity in this segment.

Wet grip lags behind the category average, making it less suitable for those who frequently drive in wet conditions.

Spec scoreestimated
Details
Fitment

Vehicles Using 285/35R21

+ 7 more vehicles use this size

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Popular Brands in 285/35R21

Size decoded

What 285/35R21 Means

285/35R21 designates a tire 285 mm (11.2") wide with a sidewall 35% as tall as it is wide — about 100 mm (3.9") — mounted on a 21-inch wheel. That works out to an overall diameter of roughly 28.9", a circumference of about 90.6", and approximately 699 revolutions per mile. Exact figures vary slightly by manufacturer and tread design.

100 mm

Sidewall height

28.9"

Overall diameter

90.6"

Circumference

699

Revs per mile

Of the 20 285/35R21 tire models we track, the most common category is ultra high performance summer (12 models), followed by grand touring all season (3) — a good indicator of the kind of vehicles and driving this size is designed for.

Before you buy

Frequently Asked Questions

What does 285/35R21 mean?
285/35R21 breaks down as follows: 285mm is the tire's section width (the widest point), 35 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 285/35R21 tires?
285/35R21 is a common fitment for vehicles like the 2019 BMW X6 xDrive, 2018 BMW X5 xDrive, 2018 BMW X6 xDrive, 2018 BMW X5 and others. Always confirm your specific trim's fitment before purchasing.
How tall is a 285/35R21 tire?
A 285/35R21 tire has a sidewall height of about 100 mm (3.9") and an overall diameter of roughly 28.9", turning approximately 699 revolutions per mile. Actual dimensions vary slightly by manufacturer and model, so confirm against your vehicle's placard before changing sizes.

285/35R21 Research Guides

Confirm 285/35R21 fits your vehicle

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