Tire Size Calculator

Tire Size Finder (optional):

Stock Sizes

  • 255/75-16

Plus Sizes

  • 255/75-16

Accepts P-Metric and Inches
/ R
/ R
265/70r17 vs 33/10.5r17 Tire Comparison Side By Side
  265/70-17 33/10.5-17 Difference
Diameter inches (mm) 31.61 (802.8) 32.98 (837.64) 1.37 (34.84) 4.3%
Width inches (mm) 10.43 (265) 10.51 (267) 0.08 (2) 0.8%
Circum. inches (mm) 99.29 (2522.07) 103.6 (2631.52) 4.31 (109.45) 4.3%
Sidewall Height inches (mm) 7.3 (185.5) 7.99 (202.92) 0.69 (17.42) 9.4%
Revolutions per mile (km) 638.1 (396.5) 611.56 (380.01) -26.54 (-16.49) -4.2%

Speedometer Difference

Speedo Reading Actual Speed
20 mph (32.19 km/h)20.87 mph (33.58 km/h)
25 mph (40.23 km/h)26.08 mph (41.98 km/h)
30 mph (48.28 km/h)31.3 mph (50.38 km/h)
35 mph (56.33 km/h)36.52 mph (58.77 km/h)
40 mph (64.37 km/h)41.74 mph (67.17 km/h)
45 mph (72.42 km/h)46.95 mph (75.56 km/h)
50 mph (80.47 km/h)52.17 mph (83.96 km/h)
55 mph (88.51 km/h)57.39 mph (92.36 km/h)
60 mph (96.56 km/h)62.6 mph (100.75 km/h)
65 mph (104.61 km/h)67.82 mph (109.15 km/h)
70 mph (112.65 km/h)73.04 mph (117.54 km/h)
75 mph (120.7 km/h)78.25 mph (125.94 km/h)
80 mph (128.75 km/h)83.47 mph (134.34 km/h)
85 mph (136.79 km/h)88.69 mph (142.73 km/h)
90 mph (144.84 km/h)93.91 mph (151.13 km/h)
95 mph (152.89 km/h)99.12 mph (159.52 km/h)
100 mph (160.93 km/h)104.34 mph (167.92 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
15561808194720332126219222652351247025892722282830203232339735033563378240864748
Better Fuel Economy Factory Ratios Increased Power

Most Popular 265/70-R17 Comparisons

To Top