Do you even look to see if the speedometer works when you buy an old car? When we shop for something built in the 1960s or 1970s, we assume the speedo needle winged off into the night or the cable is ...

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 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 ...

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 ...

Thanks to GPS satellites, ClassicInstruments' Sky Drive can turn your speedometer into the world's most accurate speedometer possible by updating 10 times per second! Plus, it can be a GPS enabled ...

【GPS Speedometer】Collects the speed data from GPS satellites, no relation with car engine, no destroy to car circuit board or OBD port, and can be widely used on SUV ATV Pick-up Truck Scooter Golf ...

It happens quite often; we see many street machines with the most aesthetically appealing gauges, only to find out the speedometer is far from functioning. Some will rationalize that it’s unnecessary ...

Q:I operate two vehicles with two different aftermarket GPS systems, each gives me conflicting speed readings in relation to the vehicles' speedometers. Which is more reliable, the factory installed ...

I was interested to read your article about GPS digital speedometers as my Toyota Prado is several kilometres out at various speeds and I never feel totally comfortable when travelling through ...