Originally Posted by
DaveSSS
Gear inches is nothing but a meaningless number. It a gear ratio like 53/11=4.8 times 27. 50/10 =5, so it will produce more speed at a given cadence.
Gear inches is just another unit of measurement that many cyclists find quite handy. A scale of 28-100 (or so) can be more relatable when comparing gears than 1.06 - 4.8.