The present disclosure provides an array substrate, a liquid crystal module and a display device. The array substrate includes a plurality of pixel units. Each of the pixel units includes at least three pixel sub-units; each of the pixel sub-units includes at least one electric field unit group; the electric field unit group includes a pixel electrode and a common electrode; the first pixel sub-unit includes a first electric field unit group; the second pixel sub-unit includes a second electric field unit group corresponding to the first electric field unit group; the third pixel sub-unit includes a third electric field unit group corresponding to the first electric field unit group; the first electric field unit group, the second electric field unit group and the third electric field unit group have different electric field intensities.