TireSizesFinder

195/70R14 vs 195/60R15

195/60R15 is 0.54 in (13.6 mm) shorter than 195/70R14, a −2.16% diameter difference. With the speedometer set for 195/70R14, an indicated 60 mph is 58.7 mph on 195/60R15.

Is this a safe swap?

Diameter difference −2.16%: within the ±3% guideline

By overall diameter alone, 195/60R15 falls inside the ±3% range commonly used as a guideline when replacing 195/70R14. This check uses diameter only. It does not assess load index, speed rating, wheel width or clearance.

To-scale drawing: 195/70R14 (24.75 in) vs 195/60R15 (24.21 in)195/70R1424.75 in × 7.68 in195/60R1524.21 in × 7.68 in
Side profile and tread width, drawn to the same scale.
195/70R14 vs 195/60R15 differences
Measurement195/70R14195/60R15Difference% diff
Overall diameter24.75 in (628.6 mm)24.21 in (615.0 mm)−0.54 in (−13.6 mm)−2.16%
Sidewall height5.37 in (136.5 mm)4.61 in (117.0 mm)−0.77 in (−19.5 mm)−14.29%
Section width7.68 in (195.0 mm)7.68 in (195.0 mm)0.00 in (0.0 mm)0.00%
Circumference77.75 in (1,974.8 mm)76.07 in (1,932.1 mm)−1.68 in (−42.7 mm)−2.16%
Revolutions per mile815833+18+2.21%
True speed with the speedometer calibrated for 195/70R14
IndicatedActual on 195/70R14Actual on 195/60R15Difference
30 mph30.0 mph29.4 mph−0.6 mph
60 mph60.0 mph58.7 mph−1.3 mph
75 mph75.0 mph73.4 mph−1.6 mph

Ride-height change: 195/60R15 lowers the vehicle by 0.27 in (6.8 mm) at the axle (half the −13.6 mm diameter difference).

195/60R15 is 0.54 in shorter than 195/70R14 and the same width, a 2.16% difference in overall diameter.

With the speedometer calibrated for 195/70R14, an indicated 60 mph is actually 58.7 mph on 195/60R15, and revolutions per mile change from 815 to 833.

195/60R15 mounts on a 15-inch wheel, a plus-1 fitment from the 14-inch wheel of 195/70R14.

Size pages

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Source: Calculated from standard tire geometry formulas. Verified . How these numbers are calculated.