OnePlus X

The OnePlus X is a compact handset with a budget-friendly price. It's OnePlus' third handset, featuring a 5.0" 1080p AMOLED display, a Snapdragon 801 CPU with 3GB of RAM, and the ability to use two SIMs, or one SIM plus a microSD card. The camera is 13MP sensor with f/2.2 aperture, and the front camera takes photos at 8MP with f/2.4 aperture. The OnePlus X comes with a glass back, or, in limited quantities, you can get a unit with a ceramic back. The battery is 2525mAh, and while it can't be removed, the back cover can be swapped for different backplates available from OnePlus.