Code | Difference | = 50mph | 1000miles = | Diameter | Wall,in | Wall,mm |
---|---|---|---|---|---|---|
175/70-13 | 0.00 % | 50.00 | 1,000.00 | 22.65 | 4.82 | 122.50 |
195/50-15 | +0.14 % | 50.07 | 998.61 | 22.68 | 3.84 | 97.50 |
205/60-13 | +0.17 % | 50.09 | 998.26 | 22.69 | 4.84 | 123.00 |
175/45-16.5 | +0.24 % | 50.12 | 997.57 | 22.70 | 3.10 | 78.75 |
175/55-15 | -0.30 % | 49.85 | 1,002.96 | 22.58 | 3.79 | 96.25 |
185/45-16 | -0.40 % | 49.80 | 1,004.00 | 22.56 | 3.28 | 83.25 |
185/60-14 | +0.42 % | 50.21 | 995.83 | 22.74 | 4.37 | 111.00 |
185/65-13 | -0.78 % | 49.61 | 1,007.82 | 22.47 | 4.73 | 120.25 |
195/55-14 | -0.89 % | 49.56 | 1,008.87 | 22.44 | 4.22 | 107.25 |
Ratio: | 45 | 50 | 55 | 60 | 65 | 70 |
---|---|---|---|---|---|---|
Wheel Size 13
|
||||||
175 |
175/45-13
d=19.20
w=3.10
-15.21%
|
175/50-13
d=19.89
w=3.44
-12.17%
|
175/55-13
d=20.58
w=3.79
-9.13%
|
175/60-13
d=21.27
w=4.13
-6.08%
|
175/65-13
d=21.96
w=4.48
-3.04%
|
175/70-13
d=22.65
w=4.82
0.00%
|
185 |
185/45-13
d=19.56
w=3.28
-13.65%
|
185/50-13
d=20.28
w=3.64
-10.43%
|
185/55-13
d=21.01
w=4.01
-7.21%
|
185/60-13
d=21.74
w=4.37
-4.00%
|
185/65-13
d=22.47
w=4.73
-0.78%
|
185/70-13
d=23.20
w=5.10
+2.43%
|
195 |
195/45-13
d=19.91
w=3.45
-12.08%
|
195/50-13
d=20.68
w=3.84
-8.69%
|
195/55-13
d=21.44
w=4.22
-5.30%
|
195/60-13
d=22.21
w=4.61
-1.91%
|
195/65-13
d=22.98
w=4.99
+1.48%
|
195/70-13
d=23.75
w=5.37
+4.87%
|
205 |
205/45-13
d=20.26
w=3.63
-10.52%
|
205/50-13
d=21.07
w=4.04
-6.95%
|
205/55-13
d=21.88
w=4.44
-3.39%
|
205/60-13
d=22.69
w=4.84
+0.17%
|
205/65-13
d=23.49
w=5.25
+3.74%
|
205/70-13
d=24.30
w=5.65
+7.30%
|
Wheel Size 14
|
||||||
175 |
175/45-14
d=20.20
w=3.10
-10.80%
|
175/50-14
d=20.89
w=3.44
-7.75%
|
175/55-14
d=21.58
w=3.79
-4.71%
|
175/60-14
d=22.27
w=4.13
-1.67%
|
175/65-14
d=22.96
w=4.48
+1.37%
|
175/70-14
d=23.65
w=4.82
+4.42%
|
185 |
185/45-14
d=20.56
w=3.28
-9.23%
|
185/50-14
d=21.28
w=3.64
-6.02%
|
185/55-14
d=22.01
w=4.01
-2.80%
|
185/60-14
d=22.74
w=4.37
+0.42%
|
185/65-14
d=23.47
w=4.73
+3.63%
|
185/70-14
d=24.20
w=5.10
+6.85%
|
195 |
195/45-14
d=20.91
w=3.45
-7.67%
|
195/50-14
d=21.68
w=3.84
-4.28%
|
195/55-14
d=22.44
w=4.22
-0.89%
|
195/60-14
d=23.21
w=4.61
+2.50%
|
195/65-14
d=23.98
w=4.99
+5.89%
|
195/70-14
d=24.75
w=5.37
+9.28%
|
205 |
205/45-14
d=21.26
w=3.63
-6.10%
|
205/50-14
d=22.07
w=4.04
-2.54%
|
205/55-14
d=22.88
w=4.44
+1.03%
|
205/60-14
d=23.69
w=4.84
+4.59%
|
205/65-14
d=24.49
w=5.25
+8.15%
|
205/70-14
d=25.30
w=5.65
+11.72%
|
Wheel Size 15
|
||||||
175 |
175/45-15
d=21.20
w=3.10
-6.38%
|
175/50-15
d=21.89
w=3.44
-3.34%
|
175/55-15
d=22.58
w=3.79
-0.30%
|
175/60-15
d=23.27
w=4.13
+2.75%
|
175/65-15
d=23.96
w=4.48
+5.79%
|
175/70-15
d=24.65
w=4.82
+8.83%
|
185 |
185/45-15
d=21.56
w=3.28
-4.82%
|
185/50-15
d=22.28
w=3.64
-1.60%
|
185/55-15
d=23.01
w=4.01
+1.62%
|
185/60-15
d=23.74
w=4.37
+4.83%
|
185/65-15
d=24.47
w=4.73
+8.05%
|
185/70-15
d=25.20
w=5.10
+11.27%
|
195 |
195/45-15
d=21.91
w=3.45
-3.25%
|
195/50-15
d=22.68
w=3.84
+0.14%
|
195/55-15
d=23.44
w=4.22
+3.53%
|
195/60-15
d=24.21
w=4.61
+6.92%
|
195/65-15
d=24.98
w=4.99
+10.31%
|
195/70-15
d=25.75
w=5.37
+13.70%
|
205 |
205/45-15
d=22.26
w=3.63
-1.69%
|
205/50-15
d=23.07
w=4.04
+1.88%
|
205/55-15
d=23.88
w=4.44
+5.44%
|
205/60-15
d=24.69
w=4.84
+9.01%
|
205/65-15
d=25.49
w=5.25
+12.57%
|
205/70-15
d=26.30
w=5.65
+16.13%
|
Wheel Size 16
|
||||||
175 |
175/45-16
d=22.20
w=3.10
-1.96%
|
175/50-16
d=22.89
w=3.44
+1.08%
|
175/55-16
d=23.58
w=3.79
+4.12%
|
175/60-16
d=24.27
w=4.13
+7.16%
|
175/65-16
d=24.96
w=4.48
+10.21%
|
175/70-16
d=25.65
w=4.82
+13.25%
|
185 |
185/45-16
d=22.56
w=3.28
-0.40%
|
185/50-16
d=23.28
w=3.64
+2.82%
|
185/55-16
d=24.01
w=4.01
+6.03%
|
185/60-16
d=24.74
w=4.37
+9.25%
|
185/65-16
d=25.47
w=4.73
+12.47%
|
185/70-16
d=26.20
w=5.10
+15.68%
|
195 |
195/45-16
d=22.91
w=3.45
+1.16%
|
195/50-16
d=23.68
w=3.84
+4.55%
|
195/55-16
d=24.44
w=4.22
+7.95%
|
195/60-16
d=25.21
w=4.61
+11.34%
|
195/65-16
d=25.98
w=4.99
+14.73%
|
195/70-16
d=26.75
w=5.37
+18.12%
|
205 |
205/45-16
d=23.26
w=3.63
+2.73%
|
205/50-16
d=24.07
w=4.04
+6.29%
|
205/55-16
d=24.88
w=4.44
+9.86%
|
205/60-16
d=25.69
w=4.84
+13.42%
|
205/65-16
d=26.49
w=5.25
+16.99%
|
205/70-16
d=27.30
w=5.65
+20.55%
|
Wheel Size 16.5
|
||||||
Wheel Size 17
|
||||||
175 |
175/45-17
d=23.20
w=3.10
+2.45%
|
175/50-17
d=23.89
w=3.44
+5.49%
|
175/55-17
d=24.58
w=3.79
+8.54%
|
175/60-17
d=25.27
w=4.13
+11.58%
|
175/65-17
d=25.96
w=4.48
+14.62%
|
175/70-17
d=26.65
w=4.82
+17.66%
|
185 |
185/45-17
d=23.56
w=3.28
+4.02%
|
185/50-17
d=24.28
w=3.64
+7.23%
|
185/55-17
d=25.01
w=4.01
+10.45%
|
185/60-17
d=25.74
w=4.37
+13.66%
|
185/65-17
d=26.47
w=4.73
+16.88%
|
185/70-17
d=27.20
w=5.10
+20.10%
|
195 |
195/45-17
d=23.91
w=3.45
+5.58%
|
195/50-17
d=24.68
w=3.84
+8.97%
|
195/55-17
d=25.44
w=4.22
+12.36%
|
195/60-17
d=26.21
w=4.61
+15.75%
|
195/65-17
d=26.98
w=4.99
+19.14%
|
195/70-17
d=27.75
w=5.37
+22.53%
|
205 |
205/45-17
d=24.26
w=3.63
+7.15%
|
205/50-17
d=25.07
w=4.04
+10.71%
|
205/55-17
d=25.88
w=4.44
+14.27%
|
205/60-17
d=26.69
w=4.84
+17.84%
|
205/65-17
d=27.49
w=5.25
+21.40%
|
205/70-17
d=28.30
w=5.65
+24.97%
|
The information on this page is intended to be helpful, but there is absolutely no guarantee of its accuracy, safety, or applicability for any particular use. The data is calculated mathematically, not taken from any official or recommended guide.
Please excercise a common sense, follow manufacturer and dealer recommendations, and check with other sources.
Tires are a safety equipment, don't take their selection lightly!