Tire Size Guide

235/40R20 Tires

Compare 9 available models across 3 categories, then confirm fitment for your vehicle.

Our Top Pick in 235/40R20
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
7 models

Best Ultra High Performance Summer Tires in 235/40R20

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 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 6 is tailored for drivers who prioritize dry grip and handling prowess.

  • Perfect dry grip and handling scores of 10, outperforming the category average of 8.7 — ideal for spirited driving.
  • Wet grip rating of 9 surpasses the category average of 7.6, providing strong performance in rainy conditions.

Average comfort and noise levels may deter those looking for a quieter, more refined ride in an ultra-high-performance tire.

Treadwear 300Traction AA
Spec score76estimated
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
Show 3 more ultra high performance summer options
Michelin Pilot Sport 4S

30,000 mi warranty · Treadwear 300

69
Michelin Pilot Sport EV

20,000 mi warranty · Treadwear 320

55
Atturo AZ850

Specs on detail page

1 model

Best Performance All-Season Tires in 235/40R20

All Performance All-Season 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
1 model

Best Touring All-Season Tires in 235/40R20

All Touring All-Season tires

The Michelin Primacy 3 is a strong choice for drivers focused on longevity and dry performance in the touring all-season category.

  • 80,000-mile treadwear warranty exceeds the category average of 64,578 miles, offering longer service life.
  • Dry grip score of 8.5 surpasses the category average of 7.8, providing reliable performance in dry conditions.

The lower UTQG treadwear rating of 500 could lead to faster wear under aggressive driving, impacting long-term durability.

35,000 mi warranty
Spec score62estimated
Details
Fitment

Vehicles Using 235/40R20

+ 2 more vehicles use this size

Browse

Popular Brands in 235/40R20

Size decoded

What 235/40R20 Means

235/40R20 designates a tire 235 mm (9.3") wide with a sidewall 40% as tall as it is wide — about 94 mm (3.7") — mounted on a 20-inch wheel. That works out to an overall diameter of roughly 27.4", a circumference of about 86.1", and approximately 736 revolutions per mile. Exact figures vary slightly by manufacturer and tread design.

94 mm

Sidewall height

27.4"

Overall diameter

86.1"

Circumference

736

Revs per mile

Of the 9 235/40R20 tire models we track, the most common category is ultra high performance summer (7 models), followed by performance all-season (1) — a good indicator of the kind of vehicles and driving this size is designed for.

Before you buy

Frequently Asked Questions

What does 235/40R20 mean?
235/40R20 breaks down as follows: 235mm 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 235/40R20 tires?
235/40R20 is a common fitment for vehicles like the 2025 Dodge Hornet, 2025 Alfa Romeo Tonale, 2024 Dodge Hornet, 2024 Alfa Romeo Tonale and others. Always confirm your specific trim's fitment before purchasing.
How tall is a 235/40R20 tire?
A 235/40R20 tire has a sidewall height of about 94 mm (3.7") and an overall diameter of roughly 27.4", turning approximately 736 revolutions per mile. Actual dimensions vary slightly by manufacturer and model, so confirm against your vehicle's placard before changing sizes.

235/40R20 Research Guides

Confirm 235/40R20 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.

Check my vehicle