Tire Size Calculator

Tire Size Finder (optional):

Stock Sizes

  • 255/75-16

Plus Sizes

  • 255/75-16

Accepts P-Metric and Inches
/ R
/ R
195/40r16 vs 205/40r16 Tire Comparison Side By Side
  195/40-16 205/40-16 Difference
Diameter inches (mm) 22.14 (562.4) 22.46 (570.4) 0.31 (8) 1.4%
Width inches (mm) 7.68 (195) 8.07 (205) 0.39 (10) 5.1%
Circum. inches (mm) 69.56 (1766.83) 70.55 (1791.96) 0.99 (25.13) 1.4%
Sidewall Height inches (mm) 3.07 (78) 3.23 (82) 0.16 (4) 5.1%
Revolutions per mile (km) 910.86 (565.98) 898.09 (558.05) -12.78 (-7.94) -1.4%

Speedometer Difference

Speedo Reading Actual Speed
20 mph (32.19 km/h)20.28 mph (32.64 km/h)
25 mph (40.23 km/h)25.36 mph (40.81 km/h)
30 mph (48.28 km/h)30.43 mph (48.97 km/h)
35 mph (56.33 km/h)35.5 mph (57.13 km/h)
40 mph (64.37 km/h)40.57 mph (65.29 km/h)
45 mph (72.42 km/h)45.64 mph (73.45 km/h)
50 mph (80.47 km/h)50.71 mph (81.61 km/h)
55 mph (88.51 km/h)55.78 mph (89.77 km/h)
60 mph (96.56 km/h)60.85 mph (97.93 km/h)
65 mph (104.61 km/h)65.92 mph (106.1 km/h)
70 mph (112.65 km/h)71 mph (114.26 km/h)
75 mph (120.7 km/h)76.07 mph (122.42 km/h)
80 mph (128.75 km/h)81.14 mph (130.58 km/h)
85 mph (136.79 km/h)86.21 mph (138.74 km/h)
90 mph (144.84 km/h)91.28 mph (146.9 km/h)
95 mph (152.89 km/h)96.35 mph (155.06 km/h)
100 mph (160.93 km/h)101.42 mph (163.22 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
22852655285929863122321933263453362838033997415344354746498951455232555360016973
Better Fuel Economy Factory Ratios Increased Power

Most Popular 195/40-R16 Comparisons

To Top