It's time for a super posh, super luxurious drag race! Mat's sat in the Audi S8, which can put down 571hp & 800Nm thanks to the 4-litre twin-turbo V8 that's hiding under the bonnet. As for the Bentley Flying Spur, well it's certainly ahead in the performance stats, with a 6-litre W12 helping it produce 635hp & 900Nm of torque! However, that's not all... It also weighs almost 200kg MORE than the S8! So despite the extra power, is the massive weight difference going to cost it the win? When you co