Maserati Quattroporte S then, it looks like the backseat is grown adult comfortable. It is less horsepower and performance than the M5 or Jag but carries loads more panache. The only caveat to that is that it only does to those that know what it is which counts out most women. Most women recognize the BMW spinning propeller and the Ferrari horse but have no idea what a Maserati is but it looks expensive enough that they might catch on.