It depends on whether you want value for your money. performance/class or whether you need to impress others. If value, the best is something like a Toyota or Honda.
http://www.elitetrader.com/vb/showthread.php?s=&threadid=149427 Buy this man's Corolla. If you want luxury feel, throw on some wood trim appliques on the interior. A truly luxurious experience.
It depends to a large extent on money you can spend on a wheels... e.g. Volvo is a perfect wheels for its money or Porsche Cayenne Turbo