The long answer is that the automaker calibrated the car's speedometer to work with a very specific tire and wheel size. Installing a tire and wheel with a different diameter throws off all those ...

[Martyn] is restoring a 32-year-old Honda motorcycle, so when the ancient speedometer broke last year he thought it was prime time to start of a digital speedometer project. We’re loving the ...

Google maps shows the speed limit of the road you are on and your current speed. I’ve noticed that this is 4mph less than that displayed on my speedometer. It’s the same in my wife’s car and a friend ...

RP You’re right that GPS is usually more accurate than a speedometer. By law, manufacturers have to make sure that cars’ ...

Driving at night can be difficult enough, but when your vision isn't optimal, it becomes even harder. Here are some things ...

It has been nearly two and a half years since Apple first previewed next-generation CarPlay at WWDC 2022, and it has still ...

Which is more accurate, the speed shown on a speedometer or a sat nav? On the occasions I use my smartphone as a sat nav, I get a readout of the speed of the car on the screen. It always shows a ...

Go Trabi Go! I keep thinking of that iconic 1991 film which so brilliantly portrayed an East German family in the first ...

If Doc Brown's time travel machine had been built on two wheels it would have looked just like this visually striking DAB 1α ...

This would be an issue with the car's speedometer where the needle would not accurately display the car's speed. Instead, it would be going up and down the speedometer without rhyme or reason.

I don’t like the ride of my Mercedes S-Class on the rough roads near my home. I feel sure that changing the low-profile tyres ...