The hotel has 69 rooms, all with colour satellite television, telephone, air conditioning, music channels, bathroom and panoramic views. Five of the rooms are small garrets.

Facilities at the Carlos V include a coffee shop and a typical, Mudéjar style restaurant, seating up to 260 and serving traditional dishes as well as international cuisine. The hotel offers meeting rooms that seat up to 200 people are available. The 'Sancho IV' halls, hold 1,000 people. Divided into 2 floors, the halls are differentiated by their decoration, which follows the Medieval and Renaissance styles. They are located across from the Alcazar, near the hotel.