Originally Posted by stickypaws
fwiw, the AMG versions have a better tuned airmatic than the non-AMGs. My E63 has three settings (plus a raise button for bad driveways.) The comfort mode is smooth without being floaty, and the other two sport modes stiffen things up a lot for cornering.
The P30 package gives you even stiffer valving for handling, but tend to be too stiff in everyday driving in the comfort mode setting, imho.
The Cayenne with air suspension is a much better ride than without, too.
New E/CLS AMGs only have rear air, so more complicated to modify.