I stayed in a single room. It was nice and clean and the staff was nice and helpful. The metro is not around the corner but its not far. The area is very lively and nice.
The bed was uncomfortable but I asked for extra pillows i used as a layer on the mattress and that fixed my problem.
With a stay at Hotel Neapolis in Naples (Naples City Centre), you'll be steps from Sansevero Chapel Museum and 3 minutes by foot from Naples Underground. Featured amenities include complimentary wired Internet access, express check-in, and express check-out. For a surcharge, guests may use a shuttle from the airport to the hotel (available 24 hours) and a train station pick-up service.