There are different classes of ticket you can buy:
- Hard-seat or soft-seat.
- Hard sleeper berth (each cabin has 6 beds) or soft sleeper berth (each cabin has 4 beds), both with or without air condition.
We didn't take the soft sleeper from Hue to Hanoi, but comments we heard were universally positive. The trip is comfortable and costs about 55 $ (don't book through your hotel, they sometimes ask steep commissions). Important note however: only book…