- Inexpensive connection between Germany's two biggest cities.
- attractive destinations en route.
- Trains do not feature barrier-free toilets.
- Taking a bicycle requires a reservation (available from a DB Travel Centre)
Frequent travellers can use the bonus card after the 6th journey with the IRE Berlin-Hamburg until 31.05.2020 to obtain a ticket worth 22.90 euros for a one-way journey with the IRE Berlin-Hamburg free of charge.