Compare the Ford Mustang 289 Fastback 4.7 V8 - [1965] vs KIA Stinger GT 3.3 V6 Turbo AWD - [2020]. 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 Ford Mustang 289 Fastback 4.7 V8 or the KIA Stinger GT 3.3 V6 Turbo AWD. We'll leave it up to you to decide which is your favourite.