275 70r17 vs 265 65r17 Tire Size

275 70r17 vs 265 65r17

As there is more to consider than mere numbers listed on the side of a tire, you need an in-depth breakdown of both available sizes to make an informed decision when shopping for new tires. To help simplify this process and ensure you choose what works best with your driving needs, we’ve provided all the necessary information below.

275/70r17 vs 265/65r17 Table

275 70r17

 265 65r17

Overall Diameter 32.16 inches

Overall Diameter 30.56 inches

Width 10.83 inches 

Width 10.43 inche 

Sidewall Height 7.58 inches 

Sidewall Height 6.78 inches 

Radial Tire (A Radial-Ply Tire)

Radial Tire (A Radial-Ply Tire)

Rim Size 17 inches

Rim Size 17 inches

Circumference 101.03 inches

Circumference 96.02 inches

Revs Per Mile 627

Revs Per Mile 659

What Does 265 65r17 Tire Mean?

The first number in a tire size is the tire’s width in millimeters. The second number is the aspect ratio, which is the height of the tire sidewall as a percentage of the width. The third letter is the construction type, and the fourth number is the diameter of the wheel in inches.

In this example, 265 65r17 would mean that the tire’s width is 265 mm, the aspect ratio is 65%, it is a radial tire, and the diameter of the wheel is 17 inches. The letter “R” after the diameter of the wheel indicates that it is a radial tire.

Overall Diameter
The overall diameter of a tire is the diameter of the wheel plus the height of the tire sidewall. This is important to know because it can affect the fit of your tires. If you have a smaller diameter tire, it may not be compatible with your car.

The overall diameter of the 275 70r17 tires is 32.16 inches, and the overall diameter of the 265 65r17 tires is 30.56 inches. The difference between these two sizes is insignificant. Still, it is something to keep in mind when making your decision.

Section Width
This is important to know because it can affect your tires’ grip and your vehicle’s stability. A wider tire usually provides better grip and stability than a narrower tire. The section width of the 275 70r17 tires is 10.83 inches, and the section width of the 265 65r17 tires is 10.43 inches. The difference between those two tire sizes is 0.39 inches or about 3.8%.

Circumference
This is important to know because it can affect the speedometer reading of your vehicle. If the circumference of your tires is different than the manufacturer’s specified size, your speedometer may need to be revised. The circumference of the 275 70r17 tires is 101.03 inches, and the circumference of the 265 65r17 tires is 96.02 inches. The difference between those two tire sizes is about 5.01 inches or about 5.2%.

Revolutions Per Mile
This is important to know because it can affect your vehicle’s fuel economy. A tire with lower revolutions per mile usually has better fuel economy than a tire with higher revolutions per mile.

The revolutions per mile of the 275 70r17 tires are 627, and the revolutions per mile of the 265 65r17 tires are 659. The difference between those two tire sizes is about 32 revolutions per mile or about 5%.

Sidewall Height
This is important to know because it can affect the comfort of your ride. A taller sidewall will usually provide a smoother ride than a shorter sidewall. The sidewall height of the 275 70r17 tires is 7.58 inches, and the sidewall height of the 265 65r17 tires is 6.78 inches.

Wheel Size
This is important to know because it can affect the compatibility of your tires. If you have a smaller diameter tire, it may not be compatible with your car. The wheel size of the 275 70r17 tires is 17 inches, and the 265 65r17 tires are 17 inches.

Construction Type
This is important to know because it can affect the ride quality of your tires. A radial tire provides a smoother ride than a non-radial tire. The construction type of the 275 70r17 tires is radial, and the 265 65r17 tires is radial.

Our Observation
The main difference between 275 70r17 and 265 65r17 tire size is in the sidewall height. The 275 70r17 tire size is 0.8 inches or about 11.8% more than the 265 65r17 tire size. Other than that, all other specifications are very close. This article was helpful in your decision-making process. If you have any questions, please feel free to contact us. Thank you for choosing!

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