Near University

• Hotel Pension Enzian (from 35€)
• Ravenna Hotel (from 66€)

 

City-West (around 20min away, more central)

• Hotel „Villa Konstanz“ (from 49€)
• Hotel Pension Columbus (from 35€)

 

You might also want to have a look at these websites:

• hostelbookers.de
• citystay.de