[wiki]Pocket PC[/wiki]
I don't see how you could fit a game as complex as Civ on a mobile unit (e.g., Pocket PC) without streamlining it like Civ:Rev.
(MHO: Civ:Rev on the DS is perfect for a "Civ:Anywhere!" fix. It is not as in-depth as the PC versions, but you can take it with you and play anywhere.)