Tire Size Box

215/60R13 vs 215/70R13

215/70R13 compared with 215/60R13

+7.3% diameter, 0.0" width

215/70R13 is 24.85" tall vs 23.16". More than the 3% rule of thumb, so check carefully before switching.

23.2"13" rim5.1"8.5" wide
215/60R13 (solid) compared with 215/70R13 (dashed outline), drawn to scale

With 215/70R13 tires, when your speedometer says 60 mph you are really going

64.4 mph

215/70R13 is +1.69 inches (+7.3%) in overall diameter. That is more than the 3% most shops and makers recommend.

215/60R13215/70R13Difference%
Overall diameter23.16"24.85"+1.69"+7.3%
Section width8.46"8.46"0.00"0.0%
Sidewall height5.08"5.93"+0.85"+16.7%
Circumference72.75"78.07"+5.32"+7.3%
Revolutions per mile870.9811.6−59.3−6.8%

Speedometer difference

If your vehicle came with 215/60R13 and you fit 215/70R13, here is your real speed for each speedometer reading:

Speedometer showsActual speedDifference
20 mph21.5 mph+1.5 mph
30 mph32.2 mph+2.2 mph
40 mph42.9 mph+2.9 mph
50 mph53.7 mph+3.7 mph
60 mph64.4 mph+4.4 mph
65 mph69.8 mph+4.8 mph
70 mph75.1 mph+5.1 mph
75 mph80.5 mph+5.5 mph
80 mph85.8 mph+5.8 mph

Each size on its own

Questions

Which is bigger, 215/60R13 or 215/70R13?
215/70R13 is taller by 1.69 inches (24.85" vs 23.16"). 215/60R13 is the same width.
Can I replace 215/60R13 with 215/70R13?
It is not recommended without checking carefully. The diameter difference is +7.3%, more than the 3% most shops and makers allow. It will throw off the speedometer and may affect ABS, stability control and clearance.
How much will 215/70R13 change my speedometer?
When your speedometer reads 60 mph with 215/70R13 fitted (calibrated for 215/60R13), your real speed is 64.4 mph. Your odometer will under-count miles by about 7.3%.
Will 215/70R13 lift my vehicle?
Ride height changes by half the diameter difference: +0.85 inches of ground clearance at the axle.

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