What's the greatest Porsche 911 ever made?

What's the greatest Porsche 911 ever? It's a debate that rages at TG Towers more often than we'd care to admit. At least, it used to. Because now we have answered that very question by gathering the greats - from the 1973 Carrera RS 2.7 right the way through to the latest 992 S/T - and driving them back-to-back on some rather special roads. 

So, sit back and join Jethro Bovingdon for a full hour of Stuttgart's finest. What will be crowned the ultimate rear-engined icon? You'll have to watch the video above to find out.