Often both! Miles on the outside as the main display, but km can be found on a smaller inner ring
Comment on xkcd #3164: Metric Tip
PieMePlenty@lemmy.world 1 month agoDo car speedometers have miles/hr or km/h?
Deebster@infosec.pub 1 month ago
MyNameIsRichard@lemmy.ml 1 month ago
Both