Tire Size Calculator

Tire Size Finder (optional):

Stock Sizes

  • 255/75-16

Plus Sizes

  • 255/75-16

Accepts P-Metric and Inches
/ R
/ R
205/75r14 vs 215/70r14 Tire Comparison Side By Side
  205/75-14 215/70-14 Difference
Diameter inches (mm) 26.11 (663.1) 25.85 (656.6) -0.26 (-6.5) -1%
Width inches (mm) 8.07 (205) 8.46 (215) 0.39 (10) 4.9%
Circum. inches (mm) 82.02 (2083.19) 81.21 (2062.77) -0.8 (-20.42) -1%
Sidewall Height inches (mm) 6.05 (153.75) 5.93 (150.5) -0.13 (-3.25) -2.1%
Revolutions per mile (km) 772.54 (480.03) 780.19 (484.78) 7.65 (4.75) 1%

Speedometer Difference

Speedo Reading Actual Speed
20 mph (32.19 km/h)19.8 mph (31.87 km/h)
25 mph (40.23 km/h)24.75 mph (39.84 km/h)
30 mph (48.28 km/h)29.71 mph (47.81 km/h)
35 mph (56.33 km/h)34.66 mph (55.78 km/h)
40 mph (64.37 km/h)39.61 mph (63.74 km/h)
45 mph (72.42 km/h)44.56 mph (71.71 km/h)
50 mph (80.47 km/h)49.51 mph (79.68 km/h)
55 mph (88.51 km/h)54.46 mph (87.65 km/h)
60 mph (96.56 km/h)59.41 mph (95.61 km/h)
65 mph (104.61 km/h)64.36 mph (103.58 km/h)
70 mph (112.65 km/h)69.31 mph (111.55 km/h)
75 mph (120.7 km/h)74.26 mph (119.52 km/h)
80 mph (128.75 km/h)79.22 mph (127.49 km/h)
85 mph (136.79 km/h)84.17 mph (135.45 km/h)
90 mph (144.84 km/h)89.12 mph (143.42 km/h)
95 mph (152.89 km/h)94.07 mph (151.39 km/h)
100 mph (160.93 km/h)99.02 mph (159.36 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
19852306248425942712279628892999315133033472360838534123433444694545482452136058
Better Fuel Economy Factory Ratios Increased Power

Most Popular 205/75-R14 Comparisons

To Top