In Oda, a hotel needs to provide a specific amount of upscale features to earn 5 stars. These can include on-site gyms, gourmet restaurants, saunas and spas, premium bedding, luxury bathroom products and more. What also sets 5-star hotels apart is their superior service. You can look forward to things like nightly turn-down services, concierge services and in-room massages. Some may also offer special touches like welcome gifts.