My main interest is animation, which Carrara does very nicely and can be very fast with standard settings (10 sec/frame or less). Direct support for Poser content (loads from Carrara's browser) and better than Poser for animation. Also Non-Linear Animation (NLA) with clips saved, including imported AniMate mocaps. A good timeline in the sequencer with lots of control of everything. Etc. An example that some people like:

https://www.youtube.com/watch?v=Dxcbh71VUlg