Tire Size Calculator

Tire Size Finder (optional):

Stock Sizes

  • 255/75-16

Plus Sizes

  • 255/75-16

Accepts P-Metric and Inches
/ R
/ R
225/50r14 vs 195/60r14 Tire Comparison Side By Side
  225/50-14 195/60-14 Difference
Diameter inches (mm) 22.86 (580.6) 23.21 (589.6) 0.35 (9) 1.6%
Width inches (mm) 8.86 (225) 7.68 (195) -1.18 (-30) -13.3%
Circum. inches (mm) 71.81 (1824.01) 72.92 (1852.28) 1.11 (28.27) 1.6%
Sidewall Height inches (mm) 4.43 (112.5) 4.61 (117) 0.18 (4.5) 4%
Revolutions per mile (km) 882.31 (548.24) 868.84 (539.87) -13.47 (-8.37) -1.5%

Speedometer Difference

Speedo Reading Actual Speed
20 mph (32.19 km/h)20.31 mph (32.69 km/h)
25 mph (40.23 km/h)25.39 mph (40.86 km/h)
30 mph (48.28 km/h)30.47 mph (49.03 km/h)
35 mph (56.33 km/h)35.54 mph (57.2 km/h)
40 mph (64.37 km/h)40.62 mph (65.37 km/h)
45 mph (72.42 km/h)45.7 mph (73.54 km/h)
50 mph (80.47 km/h)50.78 mph (81.71 km/h)
55 mph (88.51 km/h)55.85 mph (89.89 km/h)
60 mph (96.56 km/h)60.93 mph (98.06 km/h)
65 mph (104.61 km/h)66.01 mph (106.23 km/h)
70 mph (112.65 km/h)71.09 mph (114.4 km/h)
75 mph (120.7 km/h)76.16 mph (122.57 km/h)
80 mph (128.75 km/h)81.24 mph (130.74 km/h)
85 mph (136.79 km/h)86.32 mph (138.91 km/h)
90 mph (144.84 km/h)91.4 mph (147.09 km/h)
95 mph (152.89 km/h)96.47 mph (155.26 km/h)
100 mph (160.93 km/h)101.55 mph (163.43 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
22112569276628883020311432183340350936793867401842904591482749775062537258056746
Better Fuel Economy Factory Ratios Increased Power

Most Popular 225/50-R14 Comparisons

To Top