For well under £10,000, you’ll get your hands on a 16-plate Optima 1.7-litre CRDi automatic with 75,000 miles and in 3 trim, ...

The Rotating Detonation Engine being developed by Pratt & Whitney has no moving parts, which reduces complexity and costs, and could help enable ...

That’s because the petrol-powered A6 Avant gets a slightly tweaked version of the venerable 2.0-litre 200bhp four-pot that ...