Tire Size Calculator

Tire Size Finder (optional):

Stock Sizes

  • 255/75-16

Plus Sizes

  • 255/75-16

Accepts P-Metric and Inches
/ R
/ R
235/35r19 vs 225/35r19 Tire Comparison Side By Side
  235/35-19 225/35-19 Difference
Diameter inches (mm) 25.48 (647.1) 25.2 (640.1) -0.28 (-7) -1.1%
Width inches (mm) 9.25 (235) 8.86 (225) -0.39 (-10) -4.3%
Circum. inches (mm) 80.04 (2032.92) 79.17 (2010.93) -0.87 (-21.99) -1.1%
Sidewall Height inches (mm) 3.24 (82.25) 3.1 (78.75) -0.14 (-3.5) -4.3%
Revolutions per mile (km) 791.64 (491.9) 800.3 (497.28) 8.66 (5.38) 1.1%

Speedometer Difference

Speedo Reading Actual Speed
20 mph (32.19 km/h)19.78 mph (31.84 km/h)
25 mph (40.23 km/h)24.73 mph (39.8 km/h)
30 mph (48.28 km/h)29.68 mph (47.76 km/h)
35 mph (56.33 km/h)34.62 mph (55.72 km/h)
40 mph (64.37 km/h)39.57 mph (63.68 km/h)
45 mph (72.42 km/h)44.51 mph (71.64 km/h)
50 mph (80.47 km/h)49.46 mph (79.6 km/h)
55 mph (88.51 km/h)54.41 mph (87.56 km/h)
60 mph (96.56 km/h)59.35 mph (95.52 km/h)
65 mph (104.61 km/h)64.3 mph (103.48 km/h)
70 mph (112.65 km/h)69.24 mph (111.44 km/h)
75 mph (120.7 km/h)74.19 mph (119.4 km/h)
80 mph (128.75 km/h)79.13 mph (127.36 km/h)
85 mph (136.79 km/h)84.08 mph (135.31 km/h)
90 mph (144.84 km/h)89.03 mph (143.27 km/h)
95 mph (152.89 km/h)93.97 mph (151.23 km/h)
100 mph (160.93 km/h)98.92 mph (159.19 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
20372366254826612782286929643077323333893562370139524229444645854663494953476214
Better Fuel Economy Factory Ratios Increased Power

Most Popular 235/35-R19 Comparisons

To Top