P275/50R15 in inches

How tall is a P275 50R15 tire?

When converted to inches, the equivalent of a P275/50R15 tire size is 25.8x10.8R15. It means that:

  • height overall (or diameter) is 25.8 inches
  • tread width is 10.8 inches
  • wheel diameter is 15 inches

Learn more

P275/50R15 tire size in inches
P275/50R15 tire size chart

P275/50R15 tire size in inches

P275/50R15 Height / overall diameter: 25.8 inches
Height / overall diameter
25.8 inches
P275/50R15 Tread width: 10.8 inches
Tread width
10.8 inches
P275/50R15 Sidewall: 5.4 inches
Sidewall
5.4 inches
P275/50R15 Wheel diameter: 15 inches
Wheel diameter
15 inches
P275/50R15 Circumference: 81 inches
Circumference
81 inches
P275/50R15 Revolutions: 782 per mile
Revolutions
782 per mile

P275/50R15 — what does it mean?

  • P means "passenger car"
  • 275 stands for tread width in millimeters
  • 50 is an aspect ration between the tread width and the sidewall in percents
  • R means that the tire has a radial construction
  • 15 is a wheel diameter (or rim) in inches

P275/50R15 tire code
P275/50R15 tire code

How to convert P275 50R15 to inches?

First of all, we need to divide 275 mm (width) by 25.4 (mm to inch conversion), which will give us a width of 10.8″. Then, 50% of the 10.8″ will result in 5.4″ sidewall.

To get the total height or tire diameter, we need to sum the 15″ rim diameter with two of the sidewall heights. It will result in a 25.8″ total tire diameter (or height).

For your convenience, below is a table for P275/50R15 conversion to inches:

Inches Metric
Overall diameter (height) 25.8″ 655 mm
Tread width 10.8″ 275 mm
Wheel diameter 15″ 655 mm
Sidewall height 5.4″ 138 mm
Circumference 81″ 2057 mm
Revolutions 782 / ml 486 / km

Alternatives to a P275/50R15 tire

If you're looking to upsize your P275 50R15 tires, try to stay within 3% deviation of an overall diameter for safety reasons.

Tire Tire diameter Width Wheel Size
275/50R15 25.8″ 0% 10.8″ 15″
235/60R15 26.2″ 0.38% 9.3″ 15″
205/70R15 26.4″ 0.6% 8.1″ 15″
225/60R15 25.6″ -0.19% 8.9″ 15″
205/65R15 25.4″ -0.38% 8.1″ 15″
215/65R15 26″ 0.19% 8.5″ 15″
165/80R15 25.4″ -0.38% 6.5″ 15″
175/75R15 25.4″ -0.38% 6.9″ 15″
185/70R15 25.2″ -0.58% 7.3″ 15″
ST235/60R15 26.2″ 0.38% 9.3″ 15″