Comparison between the R-Rated version released by MGM and the uncut Unrated version also released MGM.

There are 4 differences with an overall runtime of 27 seconds:

2 cuts = 14 seconds
1 alternative cut = 13 seconds
1 alternative scene = No difference in time

In the R-Rated version a few sex scenes had to be cut out or be replaced by more harmless alternative material. However, the uncut Unrated version was also released in the USA.

11 min
In the Unrated version there are a few more sequences of Adam and Alice having sex. The R-Rated version only shows one (alternative) scene of it.
R-Rated: +3.5 sec.
Unrated: 16.5 sec.

R-Rated	Unrated

30 min
The sex scene with Adam and Alice is a little different in both versions.
No difference in time.

R-Rated	Unrated

43 min
Again there are 2 additional shots of the two of them having sex. Adam chockes Alice some more with her silk scarf.
9 sec.

43 min
Alice and Adam fall to the ground and continue having sex.
5 sec.