Tire Size Calculator

Tire Size Finder (optional):

Stock Sizes

  • 255/75-16

Plus Sizes

  • 255/75-16

Accepts P-Metric and Inches
/ R
/ R
235/60r14 vs 195/70r14 Tire Comparison Side By Side
  235/60-14 195/70-14 Difference
Diameter inches (mm) 25.1 (637.6) 24.75 (628.6) -0.35 (-9) -1.4%
Width inches (mm) 9.25 (235) 7.68 (195) -1.57 (-40) -17%
Circum. inches (mm) 78.86 (2003.08) 77.75 (1974.81) -1.11 (-28.27) -1.4%
Sidewall Height inches (mm) 5.55 (141) 5.37 (136.5) -0.18 (-4.5) -3.2%
Revolutions per mile (km) 803.43 (499.23) 814.94 (506.38) 11.5 (7.15) 1.4%

Speedometer Difference

Speedo Reading Actual Speed
20 mph (32.19 km/h)19.72 mph (31.73 km/h)
25 mph (40.23 km/h)24.65 mph (39.67 km/h)
30 mph (48.28 km/h)29.58 mph (47.6 km/h)
35 mph (56.33 km/h)34.51 mph (55.53 km/h)
40 mph (64.37 km/h)39.44 mph (63.47 km/h)
45 mph (72.42 km/h)44.36 mph (71.4 km/h)
50 mph (80.47 km/h)49.29 mph (79.33 km/h)
55 mph (88.51 km/h)54.22 mph (87.26 km/h)
60 mph (96.56 km/h)59.15 mph (95.2 km/h)
65 mph (104.61 km/h)64.08 mph (103.13 km/h)
70 mph (112.65 km/h)69.01 mph (111.06 km/h)
75 mph (120.7 km/h)73.94 mph (119 km/h)
80 mph (128.75 km/h)78.87 mph (126.93 km/h)
85 mph (136.79 km/h)83.8 mph (134.86 km/h)
90 mph (144.84 km/h)88.73 mph (142.8 km/h)
95 mph (152.89 km/h)93.66 mph (150.73 km/h)
100 mph (160.93 km/h)98.59 mph (158.66 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
20742409259527092833292130183133329234513627376840244307452746684748503954456327
Better Fuel Economy Factory Ratios Increased Power

Most Popular 235/60-R14 Comparisons

To Top