Just posted above: I think the A6/5-Series/E-Class are closer to the Model S than A8/7-Series/S-Class. (The A7, 6-Series, and CLS are probably the best "direct

Just posted above: I think the A6/5-Series/E-Class are closer to the Model S than A8/7-Series/S-Class. (The A7, 6-Series, and CLS are probably the best "direct" comparisons, but are also the "in-between" models in their lineups, where the Model S stands alone.)