[Video] 4WD VS Winter Tyres – Do you need winter tyres if you have 4WD?

Is it true that you don’t need winter tyres if you have four wheel drive? Find out in this test featuring two BMW X1 vehicles, one is front wheel drive (FWD) with winter tyres, and one of four wheel drive (4WD / 4×4 / AWD) with summer tyres fitted.