Primary Camera
8 MP
Selfie Camera
2 MP
Talking about Vivo Y31
Vivo was announced model Y31 on 2015 September
I/O variants
This model has networks EDGE, GPRS, 2G and 3G. Performance is about HSPA, GSM / HSPA.
Communication types on Vivo Y31 are GPS Yes, with A-GPS, USB microUSB 2.0, Radio FM radio, WLAN, Bluetooth.
Y31 features
Some features on this model are - MP4/H.264 player - MP3/WAV/FLAC/eAAC+ player - Photo/video editor - Document viewer.
Let's talk a bit about battery - battery is most important thing on device at the moment Removable Li-Po 2100 mAh battery.
Accelerometer, proximity, compass sensors are supported on Y31 by Vivo.
Is this killer device?
Vivo Y31 contains processor Quad-core 1.3 GHz Cortex-A7, based on chip Mediatek MT6580, Taking into account Y31 pricing category video adapter on this phone is Mali-400MP2.
Storage on Y31 is 8 GB, 1 GB RAM, card slot is supported microSD, up to 256 GB (dedicated slot), OS is Android 5.1 (Lollipop).
Y31 built
Vivo engineers made Y31 as 68.8mmX137.2mmX8.4mm.
Vivo designers tried hard applied to their new model 1 colors, white as well as black.
Vivo Y31 display made using tehnology IPS LCD capacitive touchscreen, 16M colors, at a moment Y31 had display larger size than only 22% of devices in mobile market, enforced by 4.7 inches, 60.9 cm2 (~64.5% screen-to-body ratio) screen having resolution 720 x 1280 pixels with ratio 16:9 and density 312 pixels in 1 inch square supporting multi touch. Other details about screen
Y31 camera info
8 mega pixels lens sensor is put in Vivo Y31. Some another additional options are LED flash. Video recording on the Y31 is possible. This is quite good for example one of available devices at the moment, Sony Xperia Z5 Premium Dual, 8 million pixels camera sensor is installed in this model and hole is f/2.0 and focal length 24mm. And another additional information are phase detection autofocus, LED flash. Video recording on main camera of Vivo Y31 is available with 2160p@30fps, 1080p@60fps, 720p@120fps, HDR modes
8 MP front facing camera is put in this model. Basically there is no any features to tell about.