Tire Size Calculator

Tire Size Finder (optional):

Stock Sizes

  • 255/75-16

Plus Sizes

  • 255/75-16

Accepts P-Metric and Inches
/ R
/ R
255/60r16 vs 245/50r16 Tire Comparison Side By Side
  255/60-16 245/50-16 Difference
Diameter inches (mm) 28.05 (712.4) 25.65 (651.4) -2.4 (-61) -8.6%
Width inches (mm) 10.04 (255) 9.65 (245) -0.39 (-10) -3.9%
Circum. inches (mm) 88.11 (2238.07) 80.57 (2046.43) -7.54 (-191.64) -8.6%
Sidewall Height inches (mm) 6.02 (153) 4.82 (122.5) -1.2 (-30.5) -19.9%
Revolutions per mile (km) 719.08 (446.81) 786.41 (488.65) 67.34 (41.84) 9.4%

Speedometer Difference

Speedo Reading Actual Speed
20 mph (32.19 km/h)18.29 mph (29.43 km/h)
25 mph (40.23 km/h)22.86 mph (36.79 km/h)
30 mph (48.28 km/h)27.43 mph (44.15 km/h)
35 mph (56.33 km/h)32 mph (51.5 km/h)
40 mph (64.37 km/h)36.57 mph (58.86 km/h)
45 mph (72.42 km/h)41.15 mph (66.22 km/h)
50 mph (80.47 km/h)45.72 mph (73.58 km/h)
55 mph (88.51 km/h)50.29 mph (80.93 km/h)
60 mph (96.56 km/h)54.86 mph (88.29 km/h)
65 mph (104.61 km/h)59.43 mph (95.65 km/h)
70 mph (112.65 km/h)64.01 mph (103.01 km/h)
75 mph (120.7 km/h)68.58 mph (110.37 km/h)
80 mph (128.75 km/h)73.15 mph (117.72 km/h)
85 mph (136.79 km/h)77.72 mph (125.08 km/h)
90 mph (144.84 km/h)82.29 mph (132.44 km/h)
95 mph (152.89 km/h)86.87 mph (139.8 km/h)
100 mph (160.93 km/h)91.44 mph (147.15 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
20012325250426142734281929123023317633303500363638834156436945054582486352546106
Better Fuel Economy Factory Ratios Increased Power

Most Popular 255/60-R16 Comparisons

To Top