225/85R16 In Inches – Tire Size & Rim Fitment Guide


What tire size is 225/85R16 in Inches?

The 225/85R16 tire has an overall diameter of 31.1 inches, a section width of 8.9 inches, and can be mounted on 16 inches height of rim. The equivalent tire size in the high flotation system is 31.1x8.9R16.

InchesMillimeters
Tire Diameter31.1788.9
Section Width8.9225
Rim Height16406
Sidewall Height7.5191.3
Circumference97.62478.4
tire diameter
8.9"
31.1"
Tire Side
Tire Circumference
97.6"
16"
7.5"
649.3 Revs/Mile

To make it clear, we'll break down each part of the 225/85R16 tire size to know what these numbers represent & how they may affect your tire's performance:


How big is a 225/85R16 tire?

A 225/85R16 tire has a height of 31.1 inches (788.9 mm). This is the measurement from the bottom to the highest point at the top of a tire through its exact center when inflated and unloaded.

Tire Diameter
Tire diameter: 31.1 In.

How wide is a 225/85R16 tire?

The 225/85R16 tire has a width of 8.9 inches (225 mm). This is the measurement at its thickest point, the distance between the outer sidewall and the inner sidewall’s widest point, also called as tread width or section width.

You can put a slightly narrower or wider tire on a rim as long as it falls within the manufacturer's recommended tire width range.

tread width
Tread width: 8.9 In.

225/85R16 sidewall height

The 225/85R16 has a sidewall height of 7.5 inches (191.3 mm). It’s measured from the rim to the outer edge of the tire's tread, expressed as a percentage of tire width.

sidewall height
Sidewall height: 7.5 In.

What size rim do I need for 225/85R16 tire?

You can mount the 225/85R16 tire on a rim with a height of 16 inches.

Putting very narrow tires on wide rims or vice versa can result in reduced performance of the tire.

Rim Diameter
Rim height: 16 In.
rim width
Rim width: In.

225/85R16 circumference

The 225/85R16 tire has a circumference of 97.6 inches (2478.4 mm), This is the measurement of the distance the tire travels in one revolution.

The tire circumference is important for your vehicle's overall performance, affecting its speedometer acceleration, accuracy and fuel efficiency.

Circumference
Circumference: 97.6 In.

225/85R16 Revolutions

The 225/85R16 performs 649.3 revs/mile. Revolutions per mile indicate the number of times a tire rotates while it covers the distance of one mile.

Revolutions
649.3 revs/mile

Compatible Tire Sizes for 225/85R16

As a rule, you can replace the tire within a 3% difference in tire diameter (height) of the OEM tire size. However, it should be considered as a general guideline, not a hard and fast rule. Here is a list of compatible tire sizes for 225/85R16:

Tire SizeDiameterRim (H x W)
225/90R1631.9″ (+2.5%)16″ x n/a
345/55R1731.9″ (+2.5%)17″ x n/a
235/75R1831.9″ (+2.5%)18″ x n/a
305/70R1531.8″ (+2.2%)15″ x n/a
235/80R1731.8″ (+2.2%)17″ x 6.0-7.5″
235/85R1631.7″ (+1.9%)16″ x 6.0-7.0″
285/70R1631.7″ (+1.9%)16″ x 7.0-9.0″
265/75R1631.6″ (+1.6%)16″ x 7.0-9.0″
265/70R1731.6″ (+1.6%)17″ x 7.0-9.0″
285/65R1731.6″ (+1.6%)17″ x 8.0-10.0″
265/65R1831.6″ (+1.6%)18″ x 7.5-9.5″
245/75R1731.5″ (+1.3%)17″ x 6.5-8.0″
245/70R1831.5″ (+1.3%)18″ x n/a
285/60R1831.5″ (+1.3%)18″ x 8.0-10.0″
305/60R1731.4″ (+1%)17″ x n/a
225/75R1831.3″ (+0.6%)18″ x n/a
285/55R1931.3″ (+0.6%)19″ x 8.0-10.0″
275/70R1631.2″ (+0.3%)16″ x 7.0-9.0″
295/65R1631.1″ (Equal)16″ x 8.5-10.0″
255/70R1731.1″ (Equal)17″ x 6.5-8.5″
275/65R1731.1″ (Equal)17″ x 7.5-9.5″
255/65R1831.1″ (Equal)18″ x 7.0-9.0″
235/70R1831″ (-0.3%)18″ x 6.5-8.5″
275/60R1831″ (-0.3%)18″ x 7.5-9.5″
235/65R1931″ (-0.3%)19″ x 6.5-8.5″
255/60R1931″ (-0.3%)19″ x 7.0-9.0″
245/70R17.531″ (-0.3%)17.5″ x n/a
345/55R1630.9″ (-0.6%)16″ x n/a
235/75R1730.9″ (-0.6%)17″ x 6.0-8.0″
275/55R1930.9″ (-0.6%)19″ x 7.5-9.5″
235/80R1630.8″ (-1%)16″ x 6.0-8.0″
285/70R1530.7″ (-1.3%)15″ x 7.5-9.5″
165/90R1930.7″ (-1.3%)19″ x n/a
265/75R1530.6″ (-1.6%)15″ x 7.0-9.0″
265/70R1630.6″ (-1.6%)16″ x 7.0-9.0″
285/65R1630.6″ (-1.6%)16″ x 8.0-10.0″
265/65R1730.6″ (-1.6%)17″ x 7.5-9.5″
245/75R1630.5″ (-2%)16″ x 6.5-8.0″
245/70R1730.5″ (-2%)17″ x 6.5-8.0″
285/60R1730.5″ (-2%)17″ x 8.0-10.0″
245/65R1830.5″ (-2%)18″ x 7.0-8.5″
265/60R1830.5″ (-2%)18″ x 7.5-9.5″
265/55R1930.5″ (-2%)19″ x 7.5-9.5″
325/60R1530.4″ (-2.3%)15″ x 9.0-11.0″
215/85R1630.4″ (-2.3%)16″ x 5.5-7.0″
175/90R1830.4″ (-2.3%)18″ x n/a
225/75R1730.3″ (-2.6%)17″ x 6.0-7.5″
285/55R1830.3″ (-2.6%)18″ x 8.0-10.0″
275/70R1530.2″ (-3%)15″ x n/a
215/75R17.530.2″ (-3%)17.5″ x n/a

More tire sizes for 16" Wheel:

21" Tire Diameter

22" Tire Diameter

23" Tire Diameter


24" Tire Diameter

25" Tire Diameter

26" Tire Diameter


27" Tire Diameter

28" Tire Diameter

29" Tire Diameter


30" Tire Diameter

31" Tire Diameter

32" Tire Diameter


33" Tire Diameter

34" Tire Diameter

35" Tire Diameter

36" Tire Diameter

37" Tire Diameter

38" Tire Diameter

39" Tire Diameter

*Disclaimer: Please note that our tire dimensions & measurements are an approximation number, while the tire manufacturers may have different ways in calculating or rounding numbers. We recommend referring to the vehicle manufacturer's manual or checking with the tire technician to find out the correct tire size for your vehicle.


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