195/75R14 vs 215/55R16

215/55R16 is 0.20 in (5.2 mm) shorter than 195/75R14, a −0.80% diameter difference. With the speedometer set for 195/75R14, an indicated 60 mph is 59.5 mph on 215/55R16.

Is this a safe swap?

Diameter difference −0.80%: under 1%

By overall diameter alone, 215/55R16 is a near match for 195/75R14; 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.

195/75R14 vs 215/55R16 differences
Measurement	195/75R14	215/55R16	Difference	% diff
Overall diameter	25.52 in (648.1 mm)	25.31 in (642.9 mm)	−0.20 in (−5.2 mm)	−0.80%
Sidewall height	5.76 in (146.3 mm)	4.66 in (118.3 mm)	−1.10 in (−28.0 mm)	−19.15%
Section width	7.68 in (195.0 mm)	8.46 in (215.0 mm)	+0.79 in (+20.0 mm)	+10.26%
Circumference	80.16 in (2,036.1 mm)	79.52 in (2,019.7 mm)	−0.64 in (−16.3 mm)	−0.80%
Revolutions per mile	790	797	+6	+0.81%

True speed with the speedometer calibrated for 195/75R14
Indicated	Actual on 195/75R14	Actual on 215/55R16	Difference
30 mph	30.0 mph	29.8 mph	−0.2 mph
60 mph	60.0 mph	59.5 mph	−0.5 mph
75 mph	75.0 mph	74.4 mph	−0.6 mph

Ride-height change: 215/55R16 lowers the vehicle by 0.10 in (2.6 mm) at the axle (half the −5.2 mm diameter difference).

215/55R16 is 0.20 in shorter than 195/75R14 and 20 mm wider, a 0.80% difference in overall diameter.

With the speedometer calibrated for 195/75R14, an indicated 60 mph is actually 59.5 mph on 215/55R16, and revolutions per mile change from 790 to 797.

215/55R16 mounts on a 16-inch wheel, a plus-2 fitment from the 14-inch wheel of 195/75R14.

Size pages

Other comparisons with 195/75R14

Other comparisons with 215/55R16

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