Tire Size Calculator

Tire Size Finder (optional):

Stock Sizes

  • 255/75-16

Plus Sizes

  • 255/75-16

Accepts P-Metric and Inches
/ R
/ R
195/45r17 vs 165/35r17 Tire Comparison Side By Side
  195/45-17 165/35-17 Difference
Diameter inches (mm) 23.91 (607.3) 21.55 (547.3) -2.36 (-60) -9.9%
Width inches (mm) 7.68 (195) 6.5 (165) -1.18 (-30) -15.4%
Circum. inches (mm) 75.11 (1907.89) 67.69 (1719.39) -7.42 (-188.5) -9.9%
Sidewall Height inches (mm) 3.45 (87.75) 2.27 (57.75) -1.18 (-30) -34.2%
Revolutions per mile (km) 843.52 (524.14) 936 (581.6) 92.47 (57.46) 11%

Speedometer Difference

Speedo Reading Actual Speed
20 mph (32.19 km/h)18.02 mph (29.01 km/h)
25 mph (40.23 km/h)22.53 mph (36.26 km/h)
30 mph (48.28 km/h)27.04 mph (43.51 km/h)
35 mph (56.33 km/h)31.54 mph (50.76 km/h)
40 mph (64.37 km/h)36.05 mph (58.01 km/h)
45 mph (72.42 km/h)40.55 mph (65.27 km/h)
50 mph (80.47 km/h)45.06 mph (72.52 km/h)
55 mph (88.51 km/h)49.57 mph (79.77 km/h)
60 mph (96.56 km/h)54.07 mph (87.02 km/h)
65 mph (104.61 km/h)58.58 mph (94.27 km/h)
70 mph (112.65 km/h)63.08 mph (101.52 km/h)
75 mph (120.7 km/h)67.59 mph (108.78 km/h)
80 mph (128.75 km/h)72.1 mph (116.03 km/h)
85 mph (136.79 km/h)76.6 mph (123.28 km/h)
90 mph (144.84 km/h)81.11 mph (130.53 km/h)
95 mph (152.89 km/h)85.61 mph (137.78 km/h)
100 mph (160.93 km/h)90.12 mph (145.03 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
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
Better Fuel Economy Factory Ratios Increased Power

Most Popular 195/45-R17 Comparisons

To Top