It's the battle of the performance coupes as BMW's new M4 takes on the Mercedes-Benz C63 AMG. Can the M4's turbocharged 425bhp six-cylinder petrol engine compare to the 6.2-litre V8 of the C63 AMG? Steve Sutcliffe has the keys to both, and he's about to find out.
The new Land Rover Discovery is lighter, cleaner, faster and more efficient than any other before it: and it looks radically different from previous-generation Discoverys, too. We test it on and off-road