205/75R15 vs 235/60R16

235/60R16 is 0.00 in (0.1 mm) shorter than 205/75R15, a −0.01% diameter difference. With the speedometer set for 205/75R15, an indicated 60 mph is 60.0 mph on 235/60R16.

Is this a safe swap?

Diameter difference −0.01%: under 1%

By overall diameter alone, 235/60R16 is a near match for 205/75R15; the speedometer changes by less than 1%. This check uses diameter only. It does not assess load index, speed rating, wheel width or clearance.

To-scale drawing: 205/75R15 (27.11 in) vs 235/60R16 (27.10 in)205/75R1527.11 in × 8.07 in235/60R1627.10 in × 9.25 in
Side profile and tread width, drawn to the same scale.
205/75R15 vs 235/60R16 differences
Measurement205/75R15235/60R16Difference% diff
Overall diameter27.11 in (688.5 mm)27.10 in (688.4 mm)0.00 in (−0.1 mm)−0.01%
Sidewall height6.05 in (153.8 mm)5.55 in (141.0 mm)−0.50 in (−12.7 mm)−8.29%
Section width8.07 in (205.0 mm)9.25 in (235.0 mm)+1.18 in (+30.0 mm)+14.63%
Circumference85.16 in (2,163.0 mm)85.14 in (2,162.7 mm)−0.01 in (−0.3 mm)−0.01%
Revolutions per mile7447440+0.01%
True speed with the speedometer calibrated for 205/75R15
IndicatedActual on 205/75R15Actual on 235/60R16Difference
30 mph30.0 mph30.0 mph0.0 mph
60 mph60.0 mph60.0 mph0.0 mph
75 mph75.0 mph75.0 mph0.0 mph

Ride-height change: 235/60R16 lowers the vehicle by 0.00 in (0.1 mm) at the axle (half the −0.1 mm diameter difference).

235/60R16 is the same height as 205/75R15 and 30 mm wider, a 0.01% difference in overall diameter.

With the speedometer calibrated for 205/75R15, an indicated 60 mph is actually 60.0 mph on 235/60R16, and revolutions per mile change from 744 to 744.

235/60R16 mounts on a 16-inch wheel, a plus-1 fitment from the 15-inch wheel of 205/75R15.

Size pages

Other comparisons with 205/75R15

Other comparisons with 235/60R16

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