185/70R13 vs 195/60R14

195/60R14 is 0.02 in (0.4 mm) taller than 185/70R13, a +0.07% diameter difference. With the speedometer set for 185/70R13, an indicated 60 mph is 60.0 mph on 195/60R14.

Is this a safe swap?

Diameter difference +0.07%: under 1%

By overall diameter alone, 195/60R14 is a near match for 185/70R13; the speedometer changes by less than 1%. This check uses diameter only. It does not assess load index, speed rating, wheel width or clearance.

Side profile and tread width, drawn to the same scale.

185/70R13 vs 195/60R14 differences
Measurement	185/70R13	195/60R14	Difference	% diff
Overall diameter	23.20 in (589.2 mm)	23.21 in (589.6 mm)	+0.02 in (+0.4 mm)	+0.07%
Sidewall height	5.10 in (129.5 mm)	4.61 in (117.0 mm)	−0.49 in (−12.5 mm)	−9.65%
Section width	7.28 in (185.0 mm)	7.68 in (195.0 mm)	+0.39 in (+10.0 mm)	+5.41%
Circumference	72.88 in (1,851.0 mm)	72.92 in (1,852.3 mm)	+0.05 in (+1.3 mm)	+0.07%
Revolutions per mile	869	869	−1	−0.07%

True speed with the speedometer calibrated for 185/70R13
Indicated	Actual on 185/70R13	Actual on 195/60R14	Difference
30 mph	30.0 mph	30.0 mph	0.0 mph
60 mph	60.0 mph	60.0 mph	0.0 mph
75 mph	75.0 mph	75.1 mph	+0.1 mph

Ride-height change: 195/60R14 raises the vehicle by 0.01 in (0.2 mm) at the axle (half the +0.4 mm diameter difference).

195/60R14 is 0.02 in taller than 185/70R13 and 10 mm wider, a 0.07% difference in overall diameter.

With the speedometer calibrated for 185/70R13, an indicated 60 mph is actually 60.0 mph on 195/60R14, and revolutions per mile change from 869 to 869.

195/60R14 mounts on a 14-inch wheel, a plus-1 fitment from the 13-inch wheel of 185/70R13.

Size pages

Other comparisons with 185/70R13

Other comparisons with 195/60R14

Source: Calculated from standard tire geometry formulas. Verified 2026-09-27. How these numbers are calculated.