Tire Size Calculator

Tire Size Finder (optional):

Stock Sizes

  • 255/75-16

Plus Sizes

  • 255/75-16

Accepts P-Metric and Inches
/ R
/ R
195/55r16 vs 205/65r16 Tire Comparison Side By Side
  195/55-16 205/65-16 Difference
Diameter inches (mm) 24.44 (620.9) 26.49 (672.9) 2.05 (52) 8.4%
Width inches (mm) 7.68 (195) 8.07 (205) 0.39 (10) 5.1%
Circum. inches (mm) 76.8 (1950.61) 83.23 (2113.98) 6.43 (163.36) 8.4%
Sidewall Height inches (mm) 4.22 (107.25) 5.25 (133.25) 1.02 (26) 24.2%
Revolutions per mile (km) 825.04 (512.66) 761.29 (473.04) -63.76 (-39.62) -7.7%

Speedometer Difference

Speedo Reading Actual Speed
20 mph (32.19 km/h)21.67 mph (34.88 km/h)
25 mph (40.23 km/h)27.09 mph (43.6 km/h)
30 mph (48.28 km/h)32.51 mph (52.32 km/h)
35 mph (56.33 km/h)37.93 mph (61.04 km/h)
40 mph (64.37 km/h)43.35 mph (69.77 km/h)
45 mph (72.42 km/h)48.77 mph (78.49 km/h)
50 mph (80.47 km/h)54.19 mph (87.21 km/h)
55 mph (88.51 km/h)59.61 mph (95.93 km/h)
60 mph (96.56 km/h)65.02 mph (104.65 km/h)
65 mph (104.61 km/h)70.44 mph (113.37 km/h)
70 mph (112.65 km/h)75.86 mph (122.09 km/h)
75 mph (120.7 km/h)81.28 mph (130.81 km/h)
80 mph (128.75 km/h)86.7 mph (139.53 km/h)
85 mph (136.79 km/h)92.12 mph (148.25 km/h)
90 mph (144.84 km/h)97.54 mph (156.97 km/h)
95 mph (152.89 km/h)102.96 mph (165.69 km/h)
100 mph (160.93 km/h)108.37 mph (174.41 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
19372251242425312646272928192927307532233388352037594023422943614435470750875911
Better Fuel Economy Factory Ratios Increased Power

Most Popular 195/55-R16 Comparisons

To Top