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 ...

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, ...

Given the fact that satellites orbit amongst one another at thousands of miles per hour, it's vitally important to know exactly how fast they're going, in order to avoid collisions. A new device ...

If you drive your hot rod, even once in a while, then you depend on all of your gauges to be reliable and accurate. Just a small percentage of miscalibration can result in engine damage or failure, ...

Apple recently revealed a new version of its CarPlay system for vehicles, which include gauges like speedometers. But even Apple, the company that cast aside tradition when it reinvented phones, music ...

Smartphones can do so many things. Gauging your speed is one of those things. You may need a speedometer app for many reasons. Runners can use them to gauge their speed. Car enthusiasts can use them ...

If you've ever modified a car with smaller or larger tires or, perhaps, a different final-drive gear, you've immediately screwed up your speedometer. This is, of course, annoying, but for modern cars ...

Apple recently revealed a new version of its CarPlay system for vehicles, which include gauges like speedometers. But even Apple, the company that cast aside tradition when it reinvented phones, music ...