Leagoo Shark 1

Leagoo Shark 1

The Leagoo Shark 1 smartphone has a whopping 6,300mAh battery, a 6-inch Full-HD display, a MediaTek MTK 6753 octa-core 1.3GHz processor, 3GB RAM and 16GB internal storage space.
OnePlus 2

OnePlus 2

The self-styled "Flagship Killer" is a 2015 smartphone that runs OxygenOS based on Android 5.1. At 5.5-inch, it sports a 64-bit Qualcomm Snapdragon 810 processor with 1.8GHz Octa-core, topped with a 13-megapixel camera.