We stayed for two nights, as we had tickets for the famous opera house.
It’s a quiet neighbourhood with easy access to CBD via the F6 ferry to circular quay; actually taking the ferry is a must, even if you just take a round trip from Mosman, to enjoy the spectacular view of the two top Sydney icons.
During our stay, it was rather windy and coolish; the windows are definitely not made for this kind of weather, and we had some problems in getting indoors acceptable temperatures. Also, another warm cover to keep one warm over night might be helpful. Besides this, everything was fine and according to the given ap spec.