The new Bentley Continental GT V8 is still in the process of making its world debut at the Detroit Motor Show. Meanwhile back in the UK Autocar gets behind the wheel of the car to see if it’s any good compared to the full-fat W12 version. The 500bhp is pretty quick, and it’s 40 percent more fuel efficient than the W12, but none of that matters to us. We’d pick this over the W12 just because the exhausts noise!