Compare the BMW X4 M40i 2.0 Turbo F26 - [2017] vs Volkswagen-VW Golf GTD Variant 2.0 TDi DSG - [2017]. Find out which car is the fastest, most powerful, lightest or has the biggest engine in our top trumps style comparison page. Find out which car has the highest top speed or is the fastest accelerating, is it the BMW X4 M40i 2.0 Turbo F26 or the Volkswagen-VW Golf GTD Variant 2.0 TDi DSG. We'll leave it up to you to decide which is your favourite.