How is the driver different than the one in the M1060?

Although the driver size is the same, because of different sound pressure and power ratings, the drivers in the M1070 are different from the M1060. The impedance is different from the M1060 so they have a new driver. The driver from the M1070 has a wider soundstage, finer detailing, and resolution capacity. They are a bit less dark than the M1060.