195/60R14 vs 215/50R15

215/50R15 is 0.25 in (6.4 mm) taller than 195/60R14, a +1.09% diameter difference. With the speedometer set for 195/60R14, an indicated 60 mph is 60.7 mph on 215/50R15.

Is this a safe swap?

Diameter difference +1.09%: within the ±3% guideline

By overall diameter alone, 215/50R15 falls inside the ±3% range commonly used as a guideline when replacing 195/60R14. This check uses diameter only. It does not assess load index, speed rating, wheel width or clearance.

To-scale drawing: 195/60R14 (23.21 in) vs 215/50R15 (23.46 in)195/60R1423.21 in × 7.68 in215/50R1523.46 in × 8.46 in
Side profile and tread width, drawn to the same scale.
195/60R14 vs 215/50R15 differences
Measurement195/60R14215/50R15Difference% diff
Overall diameter23.21 in (589.6 mm)23.46 in (596.0 mm)+0.25 in (+6.4 mm)+1.09%
Sidewall height4.61 in (117.0 mm)4.23 in (107.5 mm)−0.37 in (−9.5 mm)−8.12%
Section width7.68 in (195.0 mm)8.46 in (215.0 mm)+0.79 in (+20.0 mm)+10.26%
Circumference72.92 in (1,852.3 mm)73.72 in (1,872.4 mm)+0.79 in (+20.1 mm)+1.09%
Revolutions per mile869860−9−1.07%
True speed with the speedometer calibrated for 195/60R14
IndicatedActual on 195/60R14Actual on 215/50R15Difference
30 mph30.0 mph30.3 mph+0.3 mph
60 mph60.0 mph60.7 mph+0.7 mph
75 mph75.0 mph75.8 mph+0.8 mph

Ride-height change: 215/50R15 raises the vehicle by 0.13 in (3.2 mm) at the axle (half the +6.4 mm diameter difference).

215/50R15 is 0.25 in taller than 195/60R14 and 20 mm wider, a 1.09% difference in overall diameter.

With the speedometer calibrated for 195/60R14, an indicated 60 mph is actually 60.7 mph on 215/50R15, and revolutions per mile change from 869 to 860.

215/50R15 mounts on a 15-inch wheel, a plus-1 fitment from the 14-inch wheel of 195/60R14.

Size pages

Other comparisons with 195/60R14

Other comparisons with 215/50R15

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