Sonnenalp offers 128 accommodations with DVD players and minibars. Beds feature premium bedding. Televisions come with video-game consoles and pay movies. Bathrooms include separate bathtubs and showers with deep soaking bathtubs, bathrobes, slippers, and designer toiletries.
Guests can surf the web using the complimentary wireless Internet access. Business-friendly amenities include desks, complimentary newspapers, and phones. Additionally, rooms include safes and complimentary bottled water. Microwaves, refrigerators, and hypo-allergenic bedding can be requested. A nightly turndown service is provided and housekeeping is offered daily.