Zte Nubia Z20 has display Size 6.42", operating system Android 9.0; Nubia UI 7. The device has ram 6/8 GB too, card support is No, it has 128GB 6GB RAM, 128GB 8GB RAM, 512GB 8GB RAM hard disk. Back camera 48 MP is awesome, front camera No is also not bad. Nubia Z20 has power storage, . Device status is Available