The biggest difference between a 3- and 4-star hotel in Karpi will be the quality of service and availability of creature comforts. Three-star hotels are typically more economical and come with the amenities and services you need for your comfort, such as a gym, WiFi and breakfast. You can count on a bit more at a 4-star hotel — think upscale interiors, deluxe toiletries and extra touches like spa and wellness centers.