Inthe tire comparison table above, you can see a detailed calculation of the size difference between 235/45 R18 and 245/40 R18 tire. The calculation results are presented in the form of visual infographics, on which tire with size 235/45 R18 is on top, and tire with size 24540-R18 tires are 0.39 inches (9.9 mm) larger in diameter than 235/45-R17 tires and the speedometer difference is 1.5%. Inthe tire comparison table above, you can see a detailed calculation of the size difference between 275/40 R18 and 305/35 R18 tire. The calculation results are presented in the form of visual infographics, on which tire with size 275/40 R18 is on top, and tire with size 305/35 R18 below. Both in the table and in the graph, the tires are Thecalculation results are presented in the form of visual infographics, on which tire with size 225/45 R18 is on top, and tire with size 225/40 R18 below. Both in the table and in the graph, the tires are compared according to the following indicators: overall diameter, section width, circumference, sidewall height and clearance. 23545R18, 235-40R18, 245-45R18 tire size comparison with Size calculator. Use our tire calculator to compare tire sizes based on tire diameter, radius, sidewall height, circumference, revs per mile and speedometer difference. 4.40 mph diff 4.40 mph diff. Speed Variance. 3.64% too fast. Diameter Variance-3.51 %: Show 24545-R20 tires are 0.5 inches (12.8 mm) larger in diameter than 235/55-R18 tires and the speedometer difference is 1.8%. Compare245/45 R18 vs 235/50 R18. Tire Size and Comparison Calculator calculate tire diameter from code and compare speedometer differences for tire sizes. The first number 245 is the tire width in millimeters. The 2nd number 45 is used to calculate the sidewall height or "aspect ratio", by percentage. 24545-R18 tires are 0.65 inches (16.5 mm) larger in diameter than 255/40-R18 tires and the speedometer difference is 2.4%. mpCV3LL.

235 45 r18 vs 245 40 r18