245/65R16 tire size in inches

A 245/65R16 tire measures

28.5" tall × 9.6" wide

6.27" sidewall on a 16" wheel. 707 revolutions per mile.

245/65R16 means a tire 245 mm wide, with sidewalls 65% as tall as the tire is wide (159 mm), radial construction (R), for a 16 inch wheel.

28.5"16" rim6.3"9.6" wide
245/65R16: 28.5 inches tall, 9.6 inches wide, on a 16 inch rim, drawn to scale

245/65R16 specs

Overall diameter (height)28.54 inches (725 mm)
Section width9.65 inches (245 mm)
Sidewall height6.27 inches (159 mm)
Wheel (rim) diameter16 inches
Circumference89.7 inches (2,277 mm)
Revolutions per mile707
Revolutions per kilometer439
Approximate rim width6.5" to 8.0"
In inches (flotation style)28.5x9.6R16
Aspect ratio65%

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 245/65R16 on a 16" wheel

These 16" sizes are within 3% of 245/65R16's overall diameter, the range most tire shops treat as interchangeable.

SizeDiameterWidthDifferenceReal speed at 60
265/60R1628.52"10.43"−0.1%60.0 mphCompare
225/70R1628.40"8.86"−0.5%59.7 mphCompare
185/85R1628.38"7.28"−0.6%59.7 mphCompare
215/75R1628.70"8.46"+0.6%60.3 mphCompare
285/55R1628.34"11.22"−0.7%59.6 mphCompare
295/55R1628.78"11.61"+0.8%60.5 mphCompare
195/80R1628.28"7.68"−0.9%59.5 mphCompare
205/80R1628.91"8.07"+1.3%60.8 mphCompare
235/70R1628.95"9.25"+1.4%60.9 mphCompare
205/75R1628.11"8.07"−1.5%59.1 mphCompare
275/60R1628.99"10.83"+1.6%61.0 mphCompare
255/60R1628.05"10.04"−1.7%59.0 mphCompare

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

SizeWheelDiameterDifference
215/80R1515"28.54"0.0%Compare
335/40R1818"28.55"0.0%Compare
195/75R1717"28.52"−0.1%Compare
225/65R1717"28.52"−0.1%Compare
265/65R1515"28.56"+0.1%Compare
345/35R1919"28.51"−0.1%Compare
245/70R1515"28.50"−0.1%Compare
245/60R1717"28.57"+0.1%Compare
275/35R2121"28.58"+0.1%Compare
275/30R2222"28.50"−0.2%Compare
205/65R1818"28.49"−0.2%Compare
335/25R2222"28.59"+0.2%Compare

One size up or down

Compare 245/65R16 with another size

With 255/65R16 tires, when your speedometer says 60 mph you are really going

61.1 mph

255/65R16 is +0.51 inches (+1.8%) in overall diameter. That is within the 3% most shops and makers allow.

245/65R16255/65R16Difference%
Overall diameter28.54"29.05"+0.51"+1.8%
Section width9.65"10.04"+0.39"+4.1%
Sidewall height6.27"6.53"+0.26"+4.1%
Circumference89.66"91.27"+1.61"+1.8%
Revolutions per mile706.7694.2−12.4−1.8%

Questions

How tall is a 245/65R16 tire?
A 245/65R16 tire is 28.5 inches tall (725 mm), calculated from the size. It is 9.6 inches wide with 6.3 inches sidewalls. Real tires vary by a few tenths of an inch between brands and tread patterns.
What does 245/65R16 mean?
245/65R16 means a tire 245 mm wide, with sidewalls 65% as tall as the tire is wide (159 mm), radial construction (R), for a 16 inch wheel.
How many revolutions per mile does a 245/65R16 tire make?
About 707 revolutions per mile, based on a circumference of 89.7 inches. Under load the tire flattens slightly, so the maker's published figure is usually a little higher.
What rim width fits a 245/65R16 tire?
Roughly 6.5" to 8.0". Check the tire maker's approved rim range for the exact model before buying wheels.
Can I use 265/60R16 instead of 245/65R16?
265/60R16 is −0.02 inches (−0.1%) in overall diameter, so at an indicated 60 mph you would be doing 60.0 mph. Differences under 3% are usually fine, but check clearance, load index and your vehicle's placard.

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