215/70R14 tire size in inches

A 215/70R14 tire measures

25.9" tall × 8.5" wide

5.93" sidewall on a 14" wheel. 780 revolutions per mile.

215/70R14 means a tire 215 mm wide, with sidewalls 70% as tall as the tire is wide (151 mm), radial construction (R), for a 14 inch wheel.

25.9"14" rim5.9"8.5" wide
215/70R14: 25.9 inches tall, 8.5 inches wide, on a 14 inch rim, drawn to scale

215/70R14 specs

Overall diameter (height)25.85 inches (657 mm)
Section width8.46 inches (215 mm)
Sidewall height5.93 inches (151 mm)
Wheel (rim) diameter14 inches
Circumference81.2 inches (2,063 mm)
Revolutions per mile780
Revolutions per kilometer485
Approximate rim width5.5" to 7.0"
In inches (flotation style)25.9x8.5R14
Aspect ratio70%

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 215/70R14 on a 14" wheel

These 14" sizes are within 3% of 215/70R14's overall diameter, the range most tire shops treat as interchangeable.

SizeDiameterWidthDifferenceReal speed at 60
175/85R1425.71"6.89"−0.5%59.7 mphCompare
235/65R1426.03"9.25"+0.7%60.4 mphCompare
185/80R1425.65"7.28"−0.8%59.5 mphCompare
255/60R1426.05"10.04"+0.8%60.5 mphCompare
205/75R1426.11"8.07"+1.0%60.6 mphCompare
245/60R1425.57"9.65"−1.1%59.4 mphCompare
195/75R1425.52"7.68"−1.3%59.2 mphCompare
225/65R1425.52"8.86"−1.3%59.2 mphCompare
265/55R1425.48"10.43"−1.4%59.1 mphCompare
195/80R1426.28"7.68"+1.7%61.0 mphCompare
185/85R1426.38"7.28"+2.1%61.2 mphCompare
205/70R1425.30"8.07"−2.1%58.7 mphCompare

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

SizeWheelDiameterDifference
285/35R1818"25.85"0.0%Compare
225/50R1717"25.86"0.0%Compare
275/50R1515"25.83"−0.1%Compare
245/25R2121"25.82"−0.1%Compare
205/55R1717"25.88"+0.1%Compare
295/25R2020"25.81"−0.2%Compare
345/25R1919"25.79"−0.2%Compare
205/80R1313"25.91"+0.2%Compare
245/30R2020"25.79"−0.2%Compare
215/35R2020"25.93"+0.3%Compare
185/75R1515"25.93"+0.3%Compare
215/40R1919"25.77"−0.3%Compare

One size up or down

Compare 215/70R14 with another size

With 225/70R14 tires, when your speedometer says 60 mph you are really going

61.3 mph

225/70R14 is +0.55 inches (+2.1%) in overall diameter. That is within the 3% most shops and makers allow.

215/70R14225/70R14Difference%
Overall diameter25.85"26.40"+0.55"+2.1%
Section width8.46"8.86"+0.39"+4.7%
Sidewall height5.93"6.20"+0.28"+4.7%
Circumference81.21"82.94"+1.73"+2.1%
Revolutions per mile780.2763.9−16.3−2.1%

Questions

How tall is a 215/70R14 tire?
A 215/70R14 tire is 25.9 inches tall (657 mm), calculated from the size. It is 8.5 inches wide with 5.9 inches sidewalls. Real tires vary by a few tenths of an inch between brands and tread patterns.
What does 215/70R14 mean?
215/70R14 means a tire 215 mm wide, with sidewalls 70% as tall as the tire is wide (151 mm), radial construction (R), for a 14 inch wheel.
How many revolutions per mile does a 215/70R14 tire make?
About 780 revolutions per mile, based on a circumference of 81.2 inches. Under load the tire flattens slightly, so the maker's published figure is usually a little higher.
What rim width fits a 215/70R14 tire?
Roughly 5.5" to 7.0". Check the tire maker's approved rim range for the exact model before buying wheels.
Can I use 175/85R14 instead of 215/70R14?
175/85R14 is −0.14 inches (−0.5%) in overall diameter, so at an indicated 60 mph you would be doing 59.7 mph. Differences under 3% are usually fine, but check clearance, load index and your vehicle's placard.

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