Windows phone series nokia lumia display size 4 inch display resolution 854 x 480 pixels display type lcd touchscreen multitouch capacitive pixel density 246 ppi ram 05 gb internal memory gb 4 gb max memory expansion 128 gb processor manufacturer qualcomm processor type snapdragon 200 processor core 4 cpu clock speed 12 ghz sim card micro sim memory cards microsd microsdhc microsdxc sensor accelerometer g sensor location service gps