225/75R14 vs 225/60R16

225/60R16 is 0.66 in (16.7 mm) shorter than 225/75R14, a −2.41% diameter difference. With the speedometer set for 225/75R14, an indicated 60 mph is 58.6 mph on 225/60R16.

Is this a safe swap?

Diameter difference −2.41%: within the ±3% guideline

By overall diameter alone, 225/60R16 falls inside the ±3% range commonly used as a guideline when replacing 225/75R14. This check uses diameter only. It does not assess load index, speed rating, wheel width or clearance.

To-scale drawing: 225/75R14 (27.29 in) vs 225/60R16 (26.63 in)225/75R1427.29 in × 8.86 in225/60R1626.63 in × 8.86 in
Side profile and tread width, drawn to the same scale.
225/75R14 vs 225/60R16 differences
Measurement225/75R14225/60R16Difference% diff
Overall diameter27.29 in (693.1 mm)26.63 in (676.4 mm)−0.66 in (−16.7 mm)−2.41%
Sidewall height6.64 in (168.8 mm)5.31 in (135.0 mm)−1.33 in (−33.7 mm)−20.00%
Section width8.86 in (225.0 mm)8.86 in (225.0 mm)0.00 in (0.0 mm)0.00%
Circumference85.73 in (2,177.4 mm)83.66 in (2,125.0 mm)−2.07 in (−52.5 mm)−2.41%
Revolutions per mile739757+18+2.47%
True speed with the speedometer calibrated for 225/75R14
IndicatedActual on 225/75R14Actual on 225/60R16Difference
30 mph30.0 mph29.3 mph−0.7 mph
60 mph60.0 mph58.6 mph−1.4 mph
75 mph75.0 mph73.2 mph−1.8 mph

Ride-height change: 225/60R16 lowers the vehicle by 0.33 in (8.3 mm) at the axle (half the −16.7 mm diameter difference).

225/60R16 is 0.66 in shorter than 225/75R14 and the same width, a 2.41% difference in overall diameter.

With the speedometer calibrated for 225/75R14, an indicated 60 mph is actually 58.6 mph on 225/60R16, and revolutions per mile change from 739 to 757.

225/60R16 mounts on a 16-inch wheel, a plus-2 fitment from the 14-inch wheel of 225/75R14.

Size pages

Other comparisons with 225/75R14

Other comparisons with 225/60R16

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