195/85R13 tire size in inches

A 195/85R13 tire measures

26.1" tall × 7.7" wide

6.53" sidewall on a 13" wheel. 774 revolutions per mile.

195/85R13 means a tire 195 mm wide, with sidewalls 85% as tall as the tire is wide (166 mm), radial construction (R), for a 13 inch wheel.

26.1"13" rim6.5"7.7" wide
195/85R13: 26.1 inches tall, 7.7 inches wide, on a 13 inch rim, drawn to scale

195/85R13 specs

Overall diameter (height)26.05 inches (662 mm)
Section width7.68 inches (195 mm)
Sidewall height6.53 inches (166 mm)
Wheel (rim) diameter13 inches
Circumference81.8 inches (2,079 mm)
Revolutions per mile774
Revolutions per kilometer481
Approximate rim width5.0" to 6.5"
In inches (flotation style)26.1x7.7R13
Aspect ratio85%

Calculated from the size. Real tires differ by brand, model and tread depth, typically by a few tenths of an inch.

Sizes that can replace 195/85R13 on a 13" wheel

These 13" sizes are within 3% of 195/85R13's overall diameter, the range most tire shops treat as interchangeable.

SizeDiameterWidthDifferenceReal speed at 60
235/70R1325.95"9.25"−0.4%59.8 mphCompare
205/80R1325.91"8.07"−0.5%59.7 mphCompare
225/75R1326.29"8.86"+0.9%60.5 mphCompare
215/75R1325.70"8.46"−1.4%59.2 mphCompare
245/70R1326.50"9.65"+1.7%61.0 mphCompare
215/80R1326.54"8.46"+1.9%61.1 mphCompare
245/65R1325.54"9.65"−2.0%58.8 mphCompare
225/70R1325.40"8.86"−2.5%58.5 mphCompare
205/85R1326.72"8.07"+2.6%61.5 mphCompare
185/85R1325.38"7.28"−2.6%58.5 mphCompare
195/80R1325.28"7.68"−2.9%58.2 mphCompare

Same height on other wheel sizes (plus and minus sizing)

SizeWheelDiameterDifference
255/60R1414"26.05"0.0%Compare
165/85R1515"26.04"0.0%Compare
255/55R1515"26.04"0.0%Compare
255/50R1616"26.04"0.0%Compare
255/45R1717"26.04"−0.1%Compare
205/50R1818"26.07"+0.1%Compare
255/40R1818"26.03"−0.1%Compare
235/65R1414"26.03"−0.1%Compare
255/35R1919"26.03"−0.1%Compare
175/80R1515"26.02"−0.1%Compare
255/30R2020"26.02"−0.1%Compare
255/25R2121"26.02"−0.1%Compare

One size up or down

Compare 195/85R13 with another size

With 205/85R13 tires, when your speedometer says 60 mph you are really going

61.5 mph

205/85R13 is +0.67 inches (+2.6%) in overall diameter. That is within the 3% most shops and makers allow.

195/85R13205/85R13Difference%
Overall diameter26.05"26.72"+0.67"+2.6%
Section width7.68"8.07"+0.39"+5.1%
Sidewall height6.53"6.86"+0.33"+5.1%
Circumference81.84"83.94"+2.10"+2.6%
Revolutions per mile774.2754.8−19.4−2.5%

Questions

How tall is a 195/85R13 tire?
A 195/85R13 tire is 26.1 inches tall (662 mm), calculated from the size. It is 7.7 inches wide with 6.5 inches sidewalls. Real tires vary by a few tenths of an inch between brands and tread patterns.
What does 195/85R13 mean?
195/85R13 means a tire 195 mm wide, with sidewalls 85% as tall as the tire is wide (166 mm), radial construction (R), for a 13 inch wheel.
How many revolutions per mile does a 195/85R13 tire make?
About 774 revolutions per mile, based on a circumference of 81.8 inches. Under load the tire flattens slightly, so the maker's published figure is usually a little higher.
What rim width fits a 195/85R13 tire?
Roughly 5.0" to 6.5". Check the tire maker's approved rim range for the exact model before buying wheels.
Can I use 235/70R13 instead of 195/85R13?
235/70R13 is −0.10 inches (−0.4%) in overall diameter, so at an indicated 60 mph you would be doing 59.8 mph. Differences under 3% are usually fine, but check clearance, load index and your vehicle's placard.

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