TireSizesFinder

265/60R20 vs 33x12.50R22

33x12.50R22 is 0.48 in (12.2 mm) taller than 265/60R20, a +1.48% diameter difference. With the speedometer set for 265/60R20, an indicated 60 mph is 60.9 mph on 33x12.50R22.

Is this a safe swap?

Diameter difference +1.48%: within the ±3% guideline

By overall diameter alone, 33x12.50R22 falls inside the ±3% range commonly used as a guideline when replacing 265/60R20. This check uses diameter only. It does not assess load index, speed rating, wheel width or clearance.

To-scale drawing: 265/60R20 (32.52 in) vs 33x12.50R22 (33.00 in)265/60R2032.52 in × 10.43 in33x12.50R2233.00 in × 12.50 in
Side profile and tread width, drawn to the same scale.
265/60R20 vs 33x12.50R22 differences
Measurement265/60R2033x12.50R22Difference% diff
Overall diameter32.52 in (826.0 mm)33.00 in (838.2 mm)+0.48 in (+12.2 mm)+1.48%
Sidewall height6.26 in (159.0 mm)5.50 in (139.7 mm)−0.76 in (−19.3 mm)−12.14%
Section width10.43 in (265.0 mm)12.50 in (317.5 mm)+2.07 in (+52.5 mm)+19.81%
Circumference102.16 in (2,595.0 mm)103.67 in (2,633.3 mm)+1.51 in (+38.3 mm)+1.48%
Revolutions per mile620611−9−1.46%
True speed with the speedometer calibrated for 265/60R20
IndicatedActual on 265/60R20Actual on 33x12.50R22Difference
30 mph30.0 mph30.4 mph+0.4 mph
60 mph60.0 mph60.9 mph+0.9 mph
75 mph75.0 mph76.1 mph+1.1 mph

Ride-height change: 33x12.50R22 raises the vehicle by 0.24 in (6.1 mm) at the axle (half the +12.2 mm diameter difference).

33x12.50R22 is 0.48 in taller than 265/60R20 and 53 mm wider, a 1.48% difference in overall diameter.

With the speedometer calibrated for 265/60R20, an indicated 60 mph is actually 60.9 mph on 33x12.50R22, and revolutions per mile change from 620 to 611.

33x12.50R22 mounts on a 22-inch wheel, a plus-2 fitment from the 20-inch wheel of 265/60R20.

Size pages

Other comparisons with 265/60R20

Other comparisons with 33x12.50R22

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