Ashtray covers were no longer matt silver, the cars glass was changed to Green tint rather then Blue tinge on the early cars.
Colour of dashboard trim and steering wheel colour changed ever so slightly from a lighter grey to a darker version on newer cars.
Boot badge design was changed from 06 cars.
Switch gear as you say changed on the air condition, and also on the multifunction steering wheels, the buttons changed look, and also positioning changed.
Just those off top of my head.. If your talking asthetic changes...
Mechanicals are a lot more