Battery Life
The Lumia 520 is equipped with a removable Li-Ion 1430 mAh battery, offering reasonable battery life. It promises up to 360 hours on standby with 3G, talk time of up to 14 hours and 40 minutes on 2G, and music playback time of up to 61 hours. The endurance rating of 49h reflects its longevity for basic tasks, although heavy smartphone users might need to charge more frequently.