215/55-R17 tires are 0.45 inches (11.5 mm) larger in diameter than 225/50-R17 tires and the speedometer difference is 1.7%. Tire size comparison 225/50 R17 vs 215/45 R17 Calculate CM INCHES If your speedometer reads: Real speed is: Size difference between 225/50 R17 and 215/45 R17 tires. In the tire comparison table above, you can see a detailed calculation of the size difference between 225/50 R17 and 215/45 R17 tire. Apr 20, 2017 · You can most certainly change down to the 215/55R17 tires AND wheels. Any 17 inch wheels listed for the Base, SE, GLS, etc will fit fine. The ride and handling will be different. It will ride a bit smoother as you are increasing the sidewall aspect ratio - 55 vs 45%. The will also be narrower - 215mm vs 225 mm. 225/45-R17 tires are 2.19 inches (55.5 mm) smaller in diameter than 215/60-R17 tires and the speedometer difference is 8.1%. 215/50-R17 tires are 1.28 inches (32.5 mm) smaller in diameter than 225/55-R17 tires and the speedometer difference is 4.8% Feb 8, 2010 · sea-scooby. 11602 posts · Joined 2006. #2 · Feb 8, 2010. I run 225/55/17 on my stock suspension X, and 225/55/17 snows on my XT with Swifts. No rubbing issues and I like how they fill up the wheelwells real nice. The ride quality is really smooth and the speedo is dead on too. 05 Forester XTi Premium M/T (bobbytuned VF39) (his) 18 Honda 235/40-R19 tires are 0.09 inches (2.3 mm) larger in diameter than 215/55-R17 tires and the speedometer difference is 0.3%. The calculation results are presented in the form of visual infographics, on which tire with size 215/50 R17 is on top, and tire with size 215/55 R17 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. In Autobild Allyear tyre test 2021 225/50 R17 - braking distance test, it was ranked as the winner, while in Autobild Allyear tyre test 2021 225/50 R17, it was ranked first out of 32. Overall, Michelin CrossClimate 2 offers excellent performance and safety in various driving conditions, making it an ideal choice for drivers who value safety and 215/50-R17 tires are 0.85 inches (21.5 mm) smaller in diameter than 215/55-R17 tires and the speedometer difference is 3.2%. FOqOd.