Tire Size Calculator

Tire Size Finder (optional):

Stock Sizes

  • 255/75-16

Plus Sizes

  • 255/75-16

Accepts P-Metric and Inches
/ R
/ R
215/60r17 vs 265/65r17 Tire Comparison Side By Side
  215/60-17 265/65-17 Difference
Diameter inches (mm) 27.16 (689.8) 30.56 (776.3) 3.41 (86.5) 12.5%
Width inches (mm) 8.46 (215) 10.43 (265) 1.97 (50) 23.3%
Circum. inches (mm) 85.32 (2167.07) 96.02 (2438.82) 10.7 (271.75) 12.5%
Sidewall Height inches (mm) 5.08 (129) 6.78 (172.25) 1.7 (43.25) 33.5%
Revolutions per mile (km) 742.64 (461.45) 659.89 (410.03) -82.75 (-51.42) -11.1%

Speedometer Difference

Speedo Reading Actual Speed
20 mph (32.19 km/h)22.51 mph (36.22 km/h)
25 mph (40.23 km/h)28.13 mph (45.28 km/h)
30 mph (48.28 km/h)33.76 mph (54.33 km/h)
35 mph (56.33 km/h)39.39 mph (63.39 km/h)
40 mph (64.37 km/h)45.02 mph (72.45 km/h)
45 mph (72.42 km/h)50.64 mph (81.5 km/h)
50 mph (80.47 km/h)56.27 mph (90.56 km/h)
55 mph (88.51 km/h)61.9 mph (99.61 km/h)
60 mph (96.56 km/h)67.52 mph (108.67 km/h)
65 mph (104.61 km/h)73.15 mph (117.73 km/h)
70 mph (112.65 km/h)78.78 mph (126.78 km/h)
75 mph (120.7 km/h)84.4 mph (135.84 km/h)
80 mph (128.75 km/h)90.03 mph (144.89 km/h)
85 mph (136.79 km/h)95.66 mph (153.95 km/h)
90 mph (144.84 km/h)101.29 mph (163 km/h)
95 mph (152.89 km/h)106.91 mph (172.06 km/h)
100 mph (160.93 km/h)112.54 mph (181.12 km/h)

Gear Ratio / RPMs for New Tire (@ 65 mph)
2.35 2.73 2.94 3.07 3.21 3.31 3.42 3.55 3.73 3.91 4.11 4.27 4.56 4.88 5.13 5.29 5.38 5.71 6.17 7.17
16791951210121942294236524442537266527942937305132593487366637803844408044095124
Better Fuel Economy Factory Ratios Increased Power

Most Popular 215/60-R17 Comparisons

To Top