I've seen 2007 cars with as much as 75k km but having said that mine, deliverede in Nov '07 just ticked over 30k km. I like to believe
I am one of those purists, and both my /// cars E46 and E92 have been manual. Very rewarding to drive because the driver-car engagement. That's me. I've got nothing against DCT cars or people who drive them. It's a personal preference.
Good luck with whatever you choose.
I swapped my idrive for a latter multiple button one. Works perfectly. The screen and DVD based sat-nav still remains. My wife's 2011 X3 has the new idrive but I am happy with the '07 idrive.
When you're in an /// car everything pale away when you enjoy the v8 and the driving thrill the car provides. It's an an absolute joy to drive this ///3. Yes, you look for the latest in everything but once in the car the rest is a blur.