235/70R15 in inches

How tall is a 235 70R15 tire?

When converted to inches, the equivalent of a 235/70R15 tire size is 28x9.3R15. It means that:

  • height overall (or diameter) is 28 inches
  • tread width is 9.3 inches
  • wheel diameter is 15 inches

Learn more

235/70R15 tire size in inches
235/70R15 tire size chart

235/70R15 tire size in inches

235/70R15 Height / overall diameter: 28 inches
Height / overall diameter
28 inches
235/70R15 Tread width: 9.3 inches
Tread width
9.3 inches
235/70R15 Sidewall: 6.5 inches
Sidewall
6.5 inches
235/70R15 Wheel diameter: 15 inches
Wheel diameter
15 inches
235/70R15 Circumference: 87.9 inches
Circumference
87.9 inches
235/70R15 Revolutions: 721 per mile
Revolutions
721 per mile

235/70R15 — what does it mean?

  • 235 stands for tread width in millimeters
  • 70 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

235/70R15 tire code
235/70R15 tire code

How to convert 235 70R15 to inches?

First of all, we need to divide 235 mm (width) by 25.4 (mm to inch conversion), which will give us a width of 9.3″. Then, 70% of the 9.3″ will result in 6.5″ 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 28″ total tire diameter (or height).

For your convenience, below is a table for 235/70R15 conversion to inches:

Inches Metric
Overall diameter (height) 28″ 711 mm
Tread width 9.3″ 235 mm
Wheel diameter 15″ 711 mm
Sidewall height 6.5″ 165 mm
Circumference 87.9″ 2233 mm
Revolutions 721 / ml 448 / km

Alternatives to a 235/70R15 tire

If you're looking to upsize your 235 70R15 tires, try to stay within 3% deviation of an overall diameter for safety reasons.

Tire Tire diameter Width Wheel Size
275/60R15 28″ 0% 10.8″ 15″
225/75R15 28.4″ 0.35% 8.9″ 15″
215/75R15 27.6″ -0.35% 8.5″ 15″
225/70R15 27.4″ -0.53% 8.9″ 15″
325/50R15 27.8″ -0.18% 12.8″ 15″
255/65R15 28″ 0% 10″ 15″
195/80R15 27.2″ -0.71% 7.7″ 15″
215/80R15 28.6″ 0.52% 8.5″ 15″
245/65R15 27.6″ -0.35% 9.6″ 15″
245/70R15 28.6″ 0.52% 9.6″ 15″