I drive a SsangYong Musso, and the speedometer consistently reads a few miles per hour above my satnav. I have always believed that the satnav would be the most accurate and reliable, but I recently ...

The inaccuracy of the speedometers used by most vehicles, even those in cars with the coolest gauge clusters, is well known. The good news is that most speedometers report speeds higher than the ...

Modern cars surround drivers with digital certainty, yet one of the most basic numbers on the dashboard is quietly biased in your favor. The speedometer is designed to err on the side of reading high, ...

The average car speedometer may be off by a few mph There are several GPS and 3rd party apps that show your actual speed The speedometer, of course, tells you how fast or slow your car is moving when ...

Are automobile speedometers set accurately or just “generally”? I always assumed that a car’s speedometer accurately reflected the driving speed, assuming there is nothing wrong with the speedometer.

Can you rely on the speed that Google Maps or another online speedometer shows you? Here we will clarify doubts about the speed shown by mobile apps. The classic car speedometer measures the rotation ...