6. XOLO Era 4K

To continue our list of best budget smartphones, we have  XOLO Era 4K. This phone comes with a 5.0-inch display with a screen resolution of 720 x 1,280 pixels (294ppi). The screen is covered by Corning Gorilla glass that prevents scratching and finger mark. The phone is powered by a 1.0-GHz quad-core processor coupled with 2GB RAM. As for XOLO Era 4K camera, there is an 8MP autofocus rear one that can record HD videos at 30fps. To take selfies, users can opt for the 5MP front shooter. Other XOLO Era 4K specs include 8GB of ROM (32GB expandable) and a powerful 4,000mAh non-removable battery. XOLO Era 4K price comes at $90.