T145/80R16 in inches

How tall is a T145 80R16 tire?

When converted to inches, the equivalent of a T145/80R16 tire size is 25.2x5.7R16. It means that:

  • height overall (or diameter) is 25.2 inches
  • tread width is 5.7 inches
  • wheel diameter is 16 inches

Learn more

T145/80R16 tire size in inches
T145/80R16 tire size chart

T145/80R16 tire size in inches

T145/80R16 Height / overall diameter: 25.2 inches
Height / overall diameter
25.2 inches
T145/80R16 Tread width: 5.7 inches
Tread width
5.7 inches
T145/80R16 Sidewall: 4.6 inches
Sidewall
4.6 inches
T145/80R16 Wheel diameter: 16 inches
Wheel diameter
16 inches
T145/80R16 Circumference: 79.1 inches
Circumference
79.1 inches
T145/80R16 Revolutions: 801 per mile
Revolutions
801 per mile

T145/80R16 — what does it mean?

  • T means "temporary"
  • 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
  • 16 is a wheel diameter (or rim) in inches

T145/80R16 tire code
T145/80R16 tire code

How to convert T145 80R16 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 16″ rim diameter with two of the sidewall heights. It will result in a 25.2″ total tire diameter (or height).

For your convenience, below is a table for T145/80R16 conversion to inches:

Inches Metric
Overall diameter (height) 25.2″ 640 mm
Tread width 5.7″ 145 mm
Wheel diameter 16″ 640 mm
Sidewall height 4.6″ 116 mm
Circumference 79.1″ 2010 mm
Revolutions 801 / ml 498 / km

Alternatives to a T145/80R16 tire

If you're looking to upsize your T145 80R16 tires, try to stay within 3% deviation of an overall diameter for safety reasons.

Tire Tire diameter Width Wheel Size
125/90R16 24.8″ -0.39% 4.9″ 16″
135/80R16 24.6″ -0.59% 5.3″ 16″
135/90R16 25.6″ 0.39% 5.3″ 16″
145/80R16 25.2″ 0% 5.7″ 16″
155/80R16 25.8″ 0.58% 6.1″ 16″
185/60R16 24.8″ -0.39% 7.3″ 16″
185/65R16 25.4″ 0.19% 7.3″ 16″
195/55R16 24.4″ -0.79% 7.7″ 16″
195/60R16 25.2″ 0% 7.7″ 16″
205/55R16 24.8″ -0.39% 8.1″ 16″