TireSizesFinder

215/75R15 vs 245/60R16

245/60R16 is 0.12 in (3.1 mm) shorter than 215/75R15, a −0.44% diameter difference. With the speedometer set for 215/75R15, an indicated 60 mph is 59.7 mph on 245/60R16.

Is this a safe swap?

Diameter difference −0.44%: under 1%

By overall diameter alone, 245/60R16 is a near match for 215/75R15; 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: 215/75R15 (27.70 in) vs 245/60R16 (27.57 in)215/75R1527.70 in × 8.46 in245/60R1627.57 in × 9.65 in
Side profile and tread width, drawn to the same scale.
215/75R15 vs 245/60R16 differences
Measurement215/75R15245/60R16Difference% diff
Overall diameter27.70 in (703.5 mm)27.57 in (700.4 mm)−0.12 in (−3.1 mm)−0.44%
Sidewall height6.35 in (161.3 mm)5.79 in (147.0 mm)−0.56 in (−14.2 mm)−8.84%
Section width8.46 in (215.0 mm)9.65 in (245.0 mm)+1.18 in (+30.0 mm)+13.95%
Circumference87.01 in (2,210.1 mm)86.63 in (2,200.4 mm)−0.38 in (−9.7 mm)−0.44%
Revolutions per mile728731+3+0.44%
True speed with the speedometer calibrated for 215/75R15
IndicatedActual on 215/75R15Actual on 245/60R16Difference
30 mph30.0 mph29.9 mph−0.1 mph
60 mph60.0 mph59.7 mph−0.3 mph
75 mph75.0 mph74.7 mph−0.3 mph

Ride-height change: 245/60R16 lowers the vehicle by 0.06 in (1.6 mm) at the axle (half the −3.1 mm diameter difference).

245/60R16 is 0.12 in shorter than 215/75R15 and 30 mm wider, a 0.44% difference in overall diameter.

With the speedometer calibrated for 215/75R15, an indicated 60 mph is actually 59.7 mph on 245/60R16, and revolutions per mile change from 728 to 731.

245/60R16 mounts on a 16-inch wheel, a plus-1 fitment from the 15-inch wheel of 215/75R15.

Size pages

Other comparisons with 215/75R15

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