It’s time for an Audi head-to-head! So you might all expect the RS7 to storm to a resounding victory, thanks to the fact it’s packing a 4-litre twin-turbo V8 under the bonnet.

But even though the RS4 may only have a 2.9-litre V6, will its lighter weight give it an advantage? And more importantly, when the RS7 costs £30k MORE than the RS4, is it really worth splashing out on the RS7 instead? There’s only one way to find out… LET’S RACE!