P215/45R16 in inches

How tall is a P215 45R16 tire?

When converted to inches, the equivalent of a P215/45R16 tire size is 23.6x8.5R16. It means that:

  • height overall (or diameter) is 23.6 inches
  • tread width is 8.5 inches
  • wheel diameter is 16 inches

Learn more

P215/45R16 tire size in inches
P215/45R16 tire size chart

P215/45R16 tire size in inches

P215/45R16 Height / overall diameter: 23.6 inches
Height / overall diameter
23.6 inches
P215/45R16 Tread width: 8.5 inches
Tread width
8.5 inches
P215/45R16 Sidewall: 3.8 inches
Sidewall
3.8 inches
P215/45R16 Wheel diameter: 16 inches
Wheel diameter
16 inches
P215/45R16 Circumference: 74.1 inches
Circumference
74.1 inches
P215/45R16 Revolutions: 856 per mile
Revolutions
856 per mile

P215/45R16 — what does it mean?

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

P215/45R16 tire code
P215/45R16 tire code

How to convert P215 45R16 to inches?

First of all, we need to divide 215 mm (width) by 25.4 (mm to inch conversion), which will give us a width of 8.5″. Then, 45% of the 8.5″ will result in 3.8″ sidewall.

To get the total height or tire diameter, we need to sum the 16″ rim diameter with two of the sidewall heights. It will result in a 23.6″ total tire diameter (or height).

For your convenience, below is a table for P215/45R16 conversion to inches:

Inches Metric
Overall diameter (height) 23.6″ 599 mm
Tread width 8.5″ 215 mm
Wheel diameter 16″ 599 mm
Sidewall height 3.8″ 97 mm
Circumference 74.1″ 1881 mm
Revolutions 856 / ml 532 / km

Alternatives to a P215/45R16 tire

If you're looking to upsize your P215 45R16 tires, try to stay within 3% deviation of an overall diameter for safety reasons.

Tire Tire diameter Width Wheel Size
125/80R16 23.8″ 0.25% 4.9″ 16″
135/70R16 23.4″ -0.21% 5.3″ 16″
175/55R16 23.6″ 0% 6.9″ 16″
175/60R16 24.2″ 0.66% 6.9″ 16″
185/50R16 23.4″ -0.21% 7.3″ 16″
185/55R16 24″ 0.45% 7.3″ 16″
195/45R16 23″ -0.63% 7.7″ 16″
195/50R16 23.8″ 0.25% 7.7″ 16″
205/45R16 23.2″ -0.42% 8.1″ 16″
205/50R16 24.2″ 0.66% 8.1″ 16″