The Alpina B6 xDrive Gran Coupe races the BMW M6 Competition in a rolling acceleration matchup between two twin-turbo V8 BMW ...

While the BMW M6 Competition Package is nothing new, many still wonder how much faster this splendid piece of tech kit makes the M6. Well, we're here to bring you a real-world answer to that question.

Seeing the numbers BMW claims for its new M3 and M4 cars, forum members around the world started having heated debates to settle whether the new M cars are faster or not than the more powerful M5/M6 ...