Uber is an on-demand car service that allows you to request private drivers through applications for iPhone and Android devices. The service utilizes dispatch software to send the nearest driver to your location. UberX – This sends an everyday car to your location with seating for up to four people. 2  This is Uber’s budget option. 3  SUV – This will send an SUV to your location with seating for up to 6 people. 4  This is significantly more expensive than the Black Car service.