Car hire in Sofia, Bulgaria by Alfa Group car hire. Why rent a car from us? Because we guarantee that we are the only one to offer a new luxury gas-fired liquid gas car with a fuel consumption of 8 liters of gas per 100 kilometers of rental! We offer real new car rental in Sofia at low rental rates, with no hidden fees and additional insurance for the country and abroad with no mileage. For more information visit our site or call +359888357657.