Ever wondered why the speedometer on your vehicle is different from your speed on a navigation app?

Well, it turns out speedometres are designed to over-report your speed.

Road safety expert at the University of New South Wales Emeritus Professor Michael Regan told Gary Adshead on 6PR Mornings speedometers are set about five per cent faster than the actual speed of the car.

Ever wondered why the speedometer on your vehicle is different from your speed on a navigation app?
Well, it turns out speedometres are designed to over-report your speed.
Road safety expert at the University of New South Wales Emeritus Professor Michael Regan told Gary Adshead on 6PR Mornings speedometers are set about five per cent faster than the actual speed of the car.

Simon Beaumont will keep you up to date with all the latest breaking stories and issues in Perth.

Simon Beaumont will keep you up to date with all the latest breaking stories and issues in Perth.