Gionee Marathon M5 Plus: The 5020 mAh Battery Powerhouse (2015)

In December 2015, Chinese smartphone brand Gionee launched the Marathon M5 Plus in China, expanding its battery-centric smartphone lineup with a 6-inch AMOLED display and a front-mounted fingerprint sensor.

Specifications Overview

Display	6.0-inch Full HD (1920x1080) 2.5D AMOLED (368 ppi)
Processor	MediaTek MT6753 octa-core 64-bit
Memory & Storage	3 GB RAM / 64 GB internal storage
Battery	5,020 mAh (fast-charging support)
Biometrics	Front fingerprint scanner (0.38-second unlock)
OS	Android 5.1 Lollipop with Amigo OS 3.0
Launch Price	2,499 CNY (~Rs 25,500)

Balancing Slimness and Endurance

While the standard Marathon M5 featured a dual-cell 6,020 mAh battery, the M5 Plus scaled down to 5,020 mAh to maintain a slimmer profile while powering a larger 6-inch panel. Gionee claimed up to 34.5 days of standby time, targeting power users and business travelers who prioritised battery endurance above all else.