Tire Size Calculator

Tire Size Finder (optional):

Stock Sizes

  • 255/75-16

Plus Sizes

  • 255/75-16

Accepts P-Metric and Inches
/ R
/ R
335/25r20 vs 335/35r20 Tire Comparison Side By Side
  335/25-20 335/35-20 Difference
Diameter inches (mm) 26.59 (675.5) 29.23 (742.5) 2.64 (67) 9.9%
Width inches (mm) 13.19 (335) 13.19 (335) 0 (0) 0%
Circum. inches (mm) 83.55 (2122.15) 91.84 (2332.63) 8.29 (210.49) 9.9%
Sidewall Height inches (mm) 3.3 (83.75) 4.62 (117.25) 1.32 (33.5) 40%
Revolutions per mile (km) 758.36 (471.22) 689.93 (428.7) -68.43 (-42.52) -9%

Speedometer Difference

Speedo Reading Actual Speed
20 mph (32.19 km/h)21.98 mph (35.38 km/h)
25 mph (40.23 km/h)27.48 mph (44.22 km/h)
30 mph (48.28 km/h)32.98 mph (53.07 km/h)
35 mph (56.33 km/h)38.47 mph (61.91 km/h)
40 mph (64.37 km/h)43.97 mph (70.76 km/h)
45 mph (72.42 km/h)49.46 mph (79.6 km/h)
50 mph (80.47 km/h)54.96 mph (88.45 km/h)
55 mph (88.51 km/h)60.46 mph (97.29 km/h)
60 mph (96.56 km/h)65.95 mph (106.14 km/h)
65 mph (104.61 km/h)71.45 mph (114.98 km/h)
70 mph (112.65 km/h)76.94 mph (123.83 km/h)
75 mph (120.7 km/h)82.44 mph (132.67 km/h)
80 mph (128.75 km/h)87.93 mph (141.52 km/h)
85 mph (136.79 km/h)93.43 mph (150.36 km/h)
90 mph (144.84 km/h)98.93 mph (159.21 km/h)
95 mph (152.89 km/h)104.42 mph (168.05 km/h)
100 mph (160.93 km/h)109.92 mph (176.9 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
17562040219722942398247325552652278729213071319034073646383339524020426646105357
Better Fuel Economy Factory Ratios Increased Power

Most Popular 335/25-R20 Comparisons

To Top