MINI Cooper Forum banner
1 - 2 of 2 Posts

· Registered
6 Posts
oGGy said:
mines does no mather what the speed its always 5mph slower than my cars speedo....
Fairly common for car speedos to under-read. That's why the police normally give you a 10% error factor if you get stopped. The GPS speed comes right from the satellite so it should be the more accurate one.
1 - 2 of 2 Posts
This is an older thread, you may not receive a response, and could be reviving an old thread. Please consider creating a new thread.