CarSpecsHQ

215/60R16 vs 235/60R16

235/60R16 is outside the ±3% rule as a replacement for 215/60R16: the diameter differs by +3.61%, so the speedometer, odometer and ABS calibration will be off and clearance needs checking.

16" rim
215/60R16 26.16" · 235/60R16 27.10" · drawn to scale

Side by side

215/60R16235/60R16Difference
Overall diameter26.16"27.10"+0.94" (+3.61%)
Section width215 mm235 mm+20 mm
Sidewall5.08"5.55"+0.47"
Rim16"16"same
Circumference82.2"85.1"+3.0"
Revs per mile771744-27
Ride height——+0.47"
Speedometer reads 60 mph60.062.2+2.2 mph

Speedometer and odometer

020406080100120 reads 60 · actual 62.2 mph

With 235/60R16 on a car calibrated for 215/60R16, the speedometer reads 57.9 mph when you're really doing 60, and the odometer under-counts by 3.6%.

Speedo showsActual speed
30 mph31.1 mph
45 mph46.6 mph
60 mph62.2 mph
70 mph72.5 mph
80 mph82.9 mph

Other sizes close to 215/60R16

Questions

Can I replace 215/60R16 with 235/60R16?

235/60R16 is outside the ±3% rule as a replacement for 215/60R16: the diameter differs by +3.61%, so the speedometer, odometer and ABS calibration will be off and clearance needs checking.

What's the difference between 215/60R16 and 235/60R16?

235/60R16 is 0.94" taller and 20 mm wider; the sidewall is +0.47". At an indicated 60 mph you'd actually be doing 62.2 mph.

Will 235/60R16 fit on 215/60R16 wheels?

Both use a 16" rim, so the wheel diameter matches; check the wheel's width range for a 235 mm tire and the fender clearance.