Ronald Held wrote:
The Phoenix did not seem to have inertial damping or and AGS. How was it Khan's DY-100 had it, and why bother of a sleeper ship where the vast majority of time the passengers would not be awake?
From the transcript
SCOTT: Well, it looks like that ship was expecting us. We read heat coming on, complete oxygen atmosphere.
Probably the artificial gravity switched on then, too.
As to why the Botany Bay
had some technological advancements beyond what the Phoenix
had, first of all the Phoenix
was built under much more pitiful conditions. But moreover, it was only a stripped down testbed for the warp drive, and not any sort of craft intended for extended flight.