Dubai Metro are composed of at-grade (G), elevated Type 1, Type 2 and Type 3 (T1, T2 and T3, respectively), underground stations (U) and underground transfer station types (UT). Type 1 is the regular at-grade concourse station, Type 2 will be a regular elevated concourse station, and Type 3 will be an elevated special track station with an extra track to hold a non operational train. Underground transfer stations will be both accommodating the Red and Green lines for easy transfers.
Besides these differences, there will also be four themes to be used in the interiors of all stations: earth, water, fire and air. Earth stations will have a tan-brown colour effects; water will have blue-white colour effects; fire will get orange-red colour effects; and the air will have green colour effects