185/60-R15 tires are 0.18 inches (4.6 mm) smaller in diameter than 180/70-R14 tires and the speedometer difference is 0.8%. Tire Size Calculator - Tire & Wheel Plus Sizing. BETA. 165-70R14 tire size comparison with 1010tires.com Tire Size calculator. Use our tire calculator to compare tire sizes based on tire diameter, radius, sidewall height, circumference, revs per mile and speedometer difference. In the tire comparison table above, you can see a detailed calculation of the size difference between 165/70 R14 and 165/65 R14 tire. The calculation results are presented in the form of visual infographics, on which tire with size 165/70 R14 is on top, and tire with size 165/65 R14 below. Both in the table and in the graph, the tires are 195/55-R15 tires are 0.49 inches (12.4 mm) larger in diameter than 175/65-R14 tires and the speedometer difference is 2.1%. 165/70-R14 tires are 0.83 inches (21 mm) smaller in diameter than 180/70-R14 tires and the speedometer difference is 3.5%. 175/60-R14 tires are 0.18 inches (4.5 mm) smaller in diameter than 165/65-R14 tires and the speedometer difference is 0.8% .

165 70 r14 vs 175 65 r14