The most obvious difference between a 3- and 4-star hotel in Grebtsovo will be the level of service and availability of creature comforts. Three-star hotels are generally more pocket-friendly and offer the services and conveniences you need to ensure your comfort, such as breakfast, WiFi and a gym. You can expect a little more at a 4-star hotel — think upmarket décor, luxury bathroom products and perks like on-site spa centres.