The225/45/17's have a average outside diameter of = 25.0. The 215's vary from stock the thickness of a hard book cover. The 225's vary the thickness of a penny. Not much difference. The 225's are wider by only .4 of a inch. However, 215's can save you up to $100 when buying 4 new max performance tires.
Tools& Tech: 235-45R17 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. Reading20mph 30 mph 40 mph 50 mph 60 mph 70 mph 80 mph 90 mph. Actual. Available Tires. Alternate Sizes 215/50R17 = 25.5X8.5R17 225/45R17 = 25x8.9R17 225/50R17 = 25.9x8.9R17 235/45R17 = 25.3x9.3R17 245/45R17 = 25.7x9.6R17 255/40R17 = 25x10R17 265/40R17 = 25.3x10.4R17 275/40R17 = 25.7x10.8R17 24545-R17 tires are 0.22 inches (5.5 mm) larger in diameter than 215/50-R17 tires and the speedometer difference is 0.8%. 21545-R17 tires are 1.06 inches (27 mm) smaller in diameter than 245/45-R17 tires and the speedometer difference is 4.1%. Log in or Sign up. Home. Recent Posts; Help; vs 225/45-17 vs 225/50-17 vs 275/40-17 vs 235/45-17 vs 255/45-17 vs 255/40-17 vs 225/55-17 vs 245/40-18 Send us your suggestions and ideas for the tire size calculator! Forreference, specific offset/width/tire set-ups that have been successfully utilized by forum members are listed below. There is no garuntee expressed or implied that these set-ups will work with your car, your suspension mods, or your potholes. * From original FAQ: * 17" x 7.0" ~ 45mm offset with 215/45 R17 works. . 76 85 395 290 224 1 73 50 325

215 50 r17 vs 225 45r17