There currently are a variety of options to travel by night train from Bremen (Germany) to Ötztal (Austria), taking between approximately 12 and 13 hours: Namely the UEX 1301, the UEX 1303 and the UEX 1307. These lines are operated by UEX.
UEX (Urlaubs-Express) operates seasonal night trains, including car-carrying trains (Autoreisezüge), from Germany to Austria and back.
Options range from seats and shared couchettes to private couchette compartments, sleeper compartments and connected sleeper cabins.
Cars can be taken on the train at the car terminals only, and the vehicle is booked together with the ticket.
There is a free ski compartment. Drinks and snacks are available in the bistro on board.
There is a reduced fare for children who have their own seat or bed.