Performance
Under the hood, the Lumia 1520 features the Qualcomm Snapdragon 800 chipset, paired with a quad-core 2.2 GHz Krait 400 CPU and an Adreno 330 GPU. This combination ensures smooth performance across tasks and supports the Windows Phone 8 operating system, which is upgradable to Windows 10. The device comes in variants offering 16GB or 32GB of internal storage, both equipped with 2GB of RAM. Furthermore, a dedicated microSDXC slot allows for expandable storage, which is beneficial for users requiring more space for apps and media.