Tire Size Guide

265/45R18 Tires

Compare 8 available models across 2 categories, then confirm fitment for your vehicle.

Our Top Pick in 265/45R18
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 265/45R18

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 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 Toyo Proxes Sport A/S+ is a strong contender for drivers who prioritize dry grip and handling precision.

  • Outstanding dry grip and handling with scores of 10, surpassing the category average of 8.7.
  • Treadwear warranty of 50,000 miles is significantly higher than the category average of 37,754 miles, offering better longevity.

If wet grip is a top priority, the Michelin Pilot Sport 4S offers better performance in rainy conditions.

50,000 mi warrantyTreadwear 500Traction A
Spec score72estimated
Details

The Goodyear Eagle F1 Asymmetric 2 is an excellent choice for drivers seeking top-tier dry and wet grip in the ultra-high performance summer category.

  • Perfect dry grip score of 10, surpassing the category average of 8.7 — ideal for spirited driving.
  • Wet grip rating of 9 is significantly above the category average of 7.6, offering confidence in rainy conditions.

If ride comfort and noise are top priorities, consider alternatives like the Michelin Pilot Sport 4S.

50,000 mi warrantyTreadwear 240Traction AA
Spec score71estimated
Details
Show 3 more ultra high performance summer options
Toyo Tire Proxes Sport A/S

40,000 mi warranty · Treadwear 500

70
Yokohama ADVAN A052

Treadwear 200

68
Yokohama ADVAN Sport V105S

Specs on detail page

1 model

Best Max Performance Summer Tires in 265/45R18

All Max Performance Summer tires

The Bridgestone Potenza S007 A is a strong contender for drivers who prioritize dry performance above all else.

  • Perfect dry grip and handling scores of 10, outperforming the category average of 8.7.
  • Offers a 50,000-mile treadwear warranty, which is above the category average of 37,754 miles.

Poor wet grip performance could be a dealbreaker for those driving in regions with frequent rain.

Spec scoreestimated
Details
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Popular Brands in 265/45R18

Size decoded

What 265/45R18 Means

265/45R18 designates a tire 265 mm (10.4") wide with a sidewall 45% as tall as it is wide — about 119 mm (4.7") — mounted on a 18-inch wheel. That works out to an overall diameter of roughly 27.4", a circumference of about 86.0", and approximately 736 revolutions per mile. Exact figures vary slightly by manufacturer and tread design.

119 mm

Sidewall height

27.4"

Overall diameter

86.0"

Circumference

736

Revs per mile

Of the 8 265/45R18 tire models we track, the most common category is ultra high performance summer (7 models), followed by max performance summer (1) — a good indicator of the kind of vehicles and driving this size is designed for.

Before you buy

Frequently Asked Questions

What does 265/45R18 mean?
265/45R18 breaks down as follows: 265mm 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 18 is the wheel diameter in inches.
What vehicles use 265/45R18 tires?
265/45R18 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 265/45R18 tire?
A 265/45R18 tire has a sidewall height of about 119 mm (4.7") 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.

265/45R18 Research Guides

Confirm 265/45R18 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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