225/85R16 Tires

225/85R16 Conversion

When converted to inches, 225/85R16 is equivalent to 31x8.9R16.

225/85R16 tire has a section width of 8.9 inches which is the measurement of tire's width from its inner sidewall to its outer sidewall. Rim diameter of 16 inches represents the size of the wheel the tire can be mounted on. Sidewall height of 7.5 inches (191 mm) is the measurement from the wheel rim to top of the tire tread. Overall diameter of 31 inches (788 mm) reflects the outer diameter of the tire and stands for tire height. Circumference of 97.3 inches (2474.3 mm) is the outer perimeter of the tire. Tire revolutions indicate the number of times a tire revolves while it covers the distance in miles or kilometers. 225/85R16 tire makes 651 revolutions per mile (404 revolutions per kilometer).

225/85R16 Section Width
8.9"
31"
225/85R16 Tire Side
Tire Circumference
97.3"
16"
7.5"
651 Revs/Mile
Metric Inches
Overall Diameter (Tire Height) 788 mm 31"
Tread Width 225 mm 8.9"
Rim Diameter 406.4 mm 16"
Sidewall Height 191 mm 7.5"
Circumference 2474.3 mm 97.3"
Revolutions 404 per km 651 per mile

225/85R16 Replacement Tire Sizes

Replacement tires have to be within 3% of the original tire's overall diameter. 225/85R16 tire can be replaced with 36 compatible tire sizes. Select optional plus size to see its specs.

Tire Size Overall Diameter Difference
215/75R17.5 30.2" (767 mm) -2.7%
225/75R17 30.3" (770 mm) -2.3%
285/55R18 30.4" (771 mm) -2.2%
215/85R16 30.4" (772 mm) -2%
175/90R18 30.4" (773 mm) -1.9%
285/60R17 30.5" (774 mm) -1.8%
245/75R16 30.5" (774 mm) -1.8%
265/60R18 30.5" (775 mm) -1.6%
245/65R18 30.5" (775 mm) -1.6%
265/65R17 30.6" (776 mm) -1.5%
285/65R16 30.6" (776 mm) -1.5%
245/70R17 30.6" (776 mm) -1.5%
265/70R16 30.6" (778 mm) -1.3%
235/80R16 30.8" (782 mm) -0.8%
235/75R17 30.9" (784 mm) -0.5%
345/55R16 30.9" (786 mm) -0.3%
235/70R18 31" (787 mm) -0.1%
275/60R18 31" (787 mm) -0.1%
255/65R18 31.1" (789 mm) 0.1%
255/70R17 31.1" (790 mm) 0.3%
295/65R16 31.1" (790 mm) 0.3%
275/65R17 31.1" (790 mm) 0.3%
275/70R16 31.2" (792 mm) 0.5%
225/75R18 31.3" (795 mm) 0.9%
305/60R17 31.4" (798 mm) 1.3%
285/60R18 31.5" (799 mm) 1.4%
245/75R17 31.5" (800 mm) 1.5%
245/70R18 31.5" (801 mm) 1.6%
265/65R18 31.5" (801 mm) 1.6%
285/65R17 31.6" (802 mm) 1.8%
265/75R16 31.7" (804 mm) 2%
265/70R17 31.7" (804 mm) 2%
285/70R16 31.7" (806 mm) 2.3%
235/85R16 31.7" (806 mm) 2.3%
235/80R17 31.8" (808 mm) 2.5%
235/75R18 31.9" (809 mm) 2.7%