P145/80R13 in inches

How tall is a P145 80R13 tire?

When converted to inches, the equivalent of a P145/80R13 tire size is 22.2x5.7R13. It means that:

  • height overall (or diameter) is 22.2 inches
  • tread width is 5.7 inches
  • wheel diameter is 13 inches

Learn more

P145/80R13 tire size in inches
P145/80R13 tire size chart

P145/80R13 tire size in inches

P145/80R13 Height / overall diameter: 22.2 inches
Height / overall diameter
22.2 inches
P145/80R13 Tread width: 5.7 inches
Tread width
5.7 inches
P145/80R13 Sidewall: 4.6 inches
Sidewall
4.6 inches
P145/80R13 Wheel diameter: 13 inches
Wheel diameter
13 inches
P145/80R13 Circumference: 69.7 inches
Circumference
69.7 inches
P145/80R13 Revolutions: 909 per mile
Revolutions
909 per mile

P145/80R13 — what does it mean?

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

P145/80R13 tire code
P145/80R13 tire code

How to convert P145 80R13 to inches?

First of all, we need to divide 145 mm (width) by 25.4 (mm to inch conversion), which will give us a width of 5.7″. Then, 80% of the 5.7″ will result in 4.6″ sidewall.

To get the total height or tire diameter, we need to sum the 13″ rim diameter with two of the sidewall heights. It will result in a 22.2″ total tire diameter (or height).

For your convenience, below is a table for P145/80R13 conversion to inches:

Inches Metric
Overall diameter (height) 22.2″ 564 mm
Tread width 5.7″ 145 mm
Wheel diameter 13″ 564 mm
Sidewall height 4.6″ 116 mm
Circumference 69.7″ 1771 mm
Revolutions 909 / ml 565 / km

Alternatives to a P145/80R13 tire

If you're looking to upsize your P145 80R13 tires, try to stay within 3% deviation of an overall diameter for safety reasons.

Tire Tire diameter Width Wheel Size
145/80R13 22.2″ 0% 5.7″ 13″
155/70R13 21.6″ -0.67% 6.1″ 13″
155/80R13 22.8″ 0.66% 6.1″ 13″
165/70R13 22.2″ 0% 6.5″ 13″
165/75R13 22.8″ 0.66% 6.5″ 13″
175/65R13 22″ -0.22% 6.9″ 13″
175/70R13 22.6″ 0.44% 6.9″ 13″
185/60R13 21.8″ -0.45% 7.3″ 13″
185/65R13 22.4″ 0.22% 7.3″ 13″
195/60R13 22.2″ 0% 7.7″ 13″