The big difference between a 3- and 4-star hotel in Fosforitnyy will be the level of service and access to creature comforts. Three-star hotels are typically more wallet-friendly and offer the conveniences and services required to ensure your comfort, such as breakfast, a gym and WiFi. You can count on a little bit more at a 4-star hotel — think upmarket interiors, deluxe toiletries and extra touches like on-site spas.