During a stop on the Colorado Audi Drive, a few of us measured the ride height on a few cars, since there has been some discussion of the S4 board. We measured from the ground to highest part of the wheel arch.

1.8TQ Non-Sport: 26 7/8 Front and Rear

1.8TQ Sport: 26 3/8 Front and Rear

S4 Rear: 26 3/8"
S4 Front: 26 7/8"