The hottest Audi A1 yet has been revealed. And the Clubsport quattro is quicker and more powerful than a V8-engined R8, too. The 2.5-litre five-cylinder turbo petrol engine from the Audi RS3 and ...

Audi has announced a four-wheel drive version of the A1 supermini, powered by a 253bhp 2-litre turbocharged petrol engine. The limited-edition A1 Quattro shares the 2-litre TSI turbocharged petrol ...