Originally Posted by hakaida442
In what way? A straight line?
I don't think you can really compare the Porsche 911 with the M6. One is a big, fast GT car and the other is a light weight, fast and nimble sports car. The Bentley Continental GT would be a better comparison with the M6...
The only thing the Porsche (pre-owned) and a brand new M6 might have in common is the price range