215/60-R16 tires are 0.67 inches (16.9 mm) larger in diameter than 205/65-R15 tires and the speedometer difference is 2.5%.
The tires ranged from 205 section-width up to 275s, with the 205s installed on 16-inch wheels, the 225s resting on 18s, and the 255s and 275s mounted on 19-inch rims.
Many stock golf cart tires clock in at 18 inches tall and 8.5 inches wide when full of air at the proper tire pressure. This type of tire can be fitted on an 8-inch round hub. The two most common stock tire sizes are 8 inches wide and 7 inches wide. However, these tires can come in other sizes as well, such as:

185mm x .60=111mm x 2=222mm + 355.6mm (14")= 577.6mm or 22.74". Tire Size Conversion Chart. While today's P-metric passenger tire sizes have existed since the early 1980's, restoring classic muscle cars and ponycars has kept yesterday's Numeric and Alpha Numeric tires from disappearing. The chart below is intended to help you determine their

225/45-R18 tires are 0.29 inches (7.3 mm) larger in diameter than 205/60-R16 tires and the speedometer difference is 1.1%.
I have a 205/75r15 trailer tire load range E, and I was looking all over the internet and all I can find is 225/75r15 load range E. However, I can not find 205/75r15 load range E only load range D. I was wondering if i could replace the 205 with the 225 on the same rim. Thank you, asked by: Michael R . 330 81 6 321 2 17 164 351 70

difference between 205 and 225 tires