The Nokia Lumia 1520 is powered by Microsoft's Windows Phone 8 operating system. Nokia Lumia 1520 is powered with a 2.3 GHz quad-core Snapdragon 800 processor that sets up a new standard in Nokia smartphones. This processor is the most powerful processor for mobile devices as of October, 2013. The device has a nano-SIM card slot and various sensors such as proximity, accelerometer and ambient light sensor. In terms of storage, the device has 2 GB RAM
and 32 GB internal storage which could be further expanded aditionally upto 64 GB using micro-SD cards.