Go with your emotional choice. Life is too short to be (completely) logical with cars. What one makes you smile more?
I test drove an A5 before going with my 135i (nearly 4 years ago) and the Audi just didn't do it for me. The Bimmer felt like home before I even owned it and that's why I went with it.
2006 BMW Z4M Roadster
Interlagos Blue/Sepang Bronze/Aluminum
Retired: '00 323i, '06 325Ci, '09 135i