When you book a Littleton car rental from SIXT you get a premium car at an affordable price. This is not a physical branch, but rather a delivery service. A car will be delivered to you at a hotel, business or home within our service area. This saves you the time and hassle of picking up and dropping off your rental car at a branch. Choose from car categories like sedans ranging from economy to full-size, pickup trucks, SUVs and minivans. Then customize your rent a car in Littleton with add-ons like child seats, extra protection, GPS, an additional driver, Express Toll Unlimited and SIXT Connect.