Budget tyres or premium brands: Does it really matter? #TyreSafetyDay

What really is the difference in performance between budget and premium tyres, and in tyres of different depths? Geraldine Herbert went to Hanover to find out. Thundering towards a hair-pin bend at speed I am abruptly reminded of the importance of a decent set of tyres. As the back end of the car begins to slide and the wheels spin I sigh with relief that this is not a public road I am driving on but a test facility for Continental...