Tire Size Calculator

Tire Size Finder (optional):

Stock Sizes

  • 255/75-16

Plus Sizes

  • 255/75-16

Accepts P-Metric and Inches
/ R
/ R
275/60r20 vs 295/25r26 Tire Comparison Side By Side
  275/60-20 295/25-26 Difference
Diameter inches (mm) 32.99 (838) 31.81 (807.9) -1.19 (-30.1) -3.6%
Width inches (mm) 10.83 (275) 11.61 (295) 0.79 (20) 7.3%
Circum. inches (mm) 103.65 (2632.65) 99.92 (2538.09) -3.72 (-94.56) -3.6%
Sidewall Height inches (mm) 6.5 (165) 2.9 (73.75) -3.59 (-91.25) -55.3%
Revolutions per mile (km) 611.3 (379.84) 634.08 (394) 22.78 (14.15) 3.7%

Speedometer Difference

Speedo Reading Actual Speed
20 mph (32.19 km/h)19.28 mph (31.03 km/h)
25 mph (40.23 km/h)24.1 mph (38.79 km/h)
30 mph (48.28 km/h)28.92 mph (46.55 km/h)
35 mph (56.33 km/h)33.74 mph (54.3 km/h)
40 mph (64.37 km/h)38.56 mph (62.06 km/h)
45 mph (72.42 km/h)43.38 mph (69.82 km/h)
50 mph (80.47 km/h)48.2 mph (77.58 km/h)
55 mph (88.51 km/h)53.02 mph (85.33 km/h)
60 mph (96.56 km/h)57.84 mph (93.09 km/h)
65 mph (104.61 km/h)62.67 mph (100.85 km/h)
70 mph (112.65 km/h)67.49 mph (108.61 km/h)
75 mph (120.7 km/h)72.31 mph (116.37 km/h)
80 mph (128.75 km/h)77.13 mph (124.12 km/h)
85 mph (136.79 km/h)81.95 mph (131.88 km/h)
90 mph (144.84 km/h)86.77 mph (139.64 km/h)
95 mph (152.89 km/h)91.59 mph (147.4 km/h)
100 mph (160.93 km/h)96.41 mph (155.15 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
16141875201921082204227323482438256126852822293231313351352236323694392142374923
Better Fuel Economy Factory Ratios Increased Power

Most Popular 275/60-R20 Comparisons

To Top