Compare the Citroen DS3 1.6 HDi 110 - [2009] vs Chevrolet Vega Cosworth Twin Cam - [1975]. 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 Citroen DS3 1.6 HDi 110 or the Chevrolet Vega Cosworth Twin Cam. We'll leave it up to you to decide which is your favourite.