Tire Size Calculator

Tire Size Finder (optional):

Stock Sizes

  • 255/75-16

Plus Sizes

  • 255/75-16

Accepts P-Metric and Inches
/ R
/ R
110/80r19 vs 110/70r19 Tire Comparison Side By Side
  110/80-19 110/70-19 Difference
Diameter inches (mm) 25.93 (658.6) 25.06 (636.6) -0.87 (-22) -3.3%
Width inches (mm) 4.33 (110) 4.33 (110) 0 (0) 0%
Circum. inches (mm) 81.46 (2069.05) 78.74 (1999.94) -2.72 (-69.12) -3.3%
Sidewall Height inches (mm) 3.46 (88) 3.03 (77) -0.43 (-11) -12.5%
Revolutions per mile (km) 777.82 (483.31) 804.7 (500.01) 26.88 (16.7) 3.5%

Speedometer Difference

Speedo Reading Actual Speed
20 mph (32.19 km/h)19.33 mph (31.11 km/h)
25 mph (40.23 km/h)24.16 mph (38.89 km/h)
30 mph (48.28 km/h)29 mph (46.67 km/h)
35 mph (56.33 km/h)33.83 mph (54.45 km/h)
40 mph (64.37 km/h)38.66 mph (62.22 km/h)
45 mph (72.42 km/h)43.5 mph (70 km/h)
50 mph (80.47 km/h)48.33 mph (77.78 km/h)
55 mph (88.51 km/h)53.16 mph (85.56 km/h)
60 mph (96.56 km/h)58 mph (93.34 km/h)
65 mph (104.61 km/h)62.83 mph (101.11 km/h)
70 mph (112.65 km/h)67.66 mph (108.89 km/h)
75 mph (120.7 km/h)72.49 mph (116.67 km/h)
80 mph (128.75 km/h)77.33 mph (124.45 km/h)
85 mph (136.79 km/h)82.16 mph (132.22 km/h)
90 mph (144.84 km/h)86.99 mph (140 km/h)
95 mph (152.89 km/h)91.83 mph (147.78 km/h)
100 mph (160.93 km/h)96.66 mph (155.56 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
20482379256226752797288429803093325034073581372139744252447046104688497653776248
Better Fuel Economy Factory Ratios Increased Power

Most Popular 110/80-R19 Comparisons

To Top