205/55R16 tire size

A 205/55R16 tire is 205 mm wide with a sidewall 55% of its width (112.8 mm), fits a 16-inch rim and has an overall diameter of 632 mm (24.9 in).

DimensionMetricImperial
Section width205 mm8.07 in
Sidewall height112.8 mm4.44 in
Rim diameter406.4 mm16 in
Overall diameter631.9 mm24.88 in
Circumference1,985.2 mm78.16 in
Revolutions504 per km811 per mile

Reading the size 205/55R16

205Width in mm55Aspect ratio (sidewall % of width)RRadial construction16Rim diameter in inches

The load index and speed rating (for example 91V) follow the size on the sidewall. Replacement tires should match or exceed the original load index and speed rating.

Alternative sizes within 3% of 205/55R16

A replacement size should stay within about 3% of the original diameter so the speedometer, ABS and transmission stay accurate. Always check clearance, load index and the vehicle manufacturer's approved sizes.

SizeDiameterDifferenceSpeedo reads 100 → actual
225/45R17634 mm+0.4%100.4Compare
195/65R15634 mm+0.4%100.4Compare
195/70R14629 mm-0.5%99.5Compare
205/50R17637 mm+0.8%100.8Compare
205/60R15627 mm-0.8%99.2Compare
225/40R18637 mm+0.8%100.8Compare
215/45R17625 mm-1.0%99.0Compare
225/35R19640 mm+1.3%101.3

Compare 205/55R16 with any size →

Other 16-inch sizes