Oppo R5 was known for being 4.85mm-thin, but it had a tiny battery capacity to contend with. The R7 ramps up the quality of the phone across the board, topped off with a premium finish to the phone's chassis.
Currently, the R7 measures 6.3mm thin, but the phone still feels very slender to the touch. It's one of handful of mid-range smartphones with a proper metal unibody frame with a rear made from an aircraft-grade magnesium/aluminum alloy. Oppo also claims that their R7 had undergone 48 polishing processes to achieve its current look. The sides feature chamfered metal edges that interrupt the rounded bezel finish on rear and front glass to provide excellent grip.
The R7's 5-inch Full HD (1,920 x 1,080 pixels) AMOLED screen with nearly 441 ppi makes the colors look vibrant and the high pixel density makes images appear really sharp. With ColorOS 2.1's Eye Protection Display, you can pick between the three for different filter intensity for shortwave blue light, and helps to reduce eye strain while using the smartphone.
This particular model does a nano SIM, MicroSIM combination with dual standby support. You could also choose to give up the second SIM