Phone Specifications

Oppo A31 specification and features

Network
TechnologyGSM / HSPA / LTE
2G bandsGSM 850 / 900 / 1800 / 1900 – SIM 1 & SIM 2
3G bandsHSDPA 850 / 900 / 2100 – International
 HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 – USA
4G bands1, 3, 5, 7, 8, 20, 28, 38, 40, 41 – International
 1, 2, 3, 4, 5, 7, 8, 28, 38, 41, 66 – USA
 1, 3, 5, 8, 38, 40, 41 – India
 1, 3, 5, 7, 8, 38, 40, 41 – Asia
SpeedHSPA 42.2/5.76 Mbps, LTE-A
Launch
Announced2020, February 13
StatusAvailable. Released 2020, February 14
Body
Dimensions163.9 x 75.5 x 8.3 mm (6.45 x 2.97 x 0.33 in)
Weight180 g (6.35 oz)
BuildGlass front (Gorilla Glass 3), plastic back, plastic frame
SIMDual SIM (Nano-SIM, dual stand-by)
Display
TypeIPS LCD capacitive touchscreen, 16M colors
Size6.5 inches, 102.0 cm2 (~82.4% screen-to-body ratio)
Resolution720 x 1600 pixels, 20:9 ratio (~270 ppi density)
ProtectionCorning Gorilla Glass 3
 480 nits typ. brightness (advertised)
Platform
OSAndroid 9.0 (Pie), ColorOS 6.1
ChipsetMediatek MT6765V/CB Helio P35 (12nm)
CPUOcta-core (4×2.3 GHz Cortex-A53 & 4×1.8 GHz Cortex-A53)
GPUPowerVR GE8320
Memory
Card slotmicroSDXC (dedicated slot)
Internal64GB 4GB RAM, 128GB 4GB RAM, 128GB 6GB RAM
 eMMC 5.1
Main Camera
Triple12 MP, f/1.8, (wide), 1/2.86″, 1.25µm, PDAF
2 MP, f/2.4, (macro)
2 MP, f/2.4, (depth)
FeaturesLED flash, HDR, panorama
Video[email protected]
Selfie camera
Single8 MP, f/2.0, (wide), 1/4.0″, 1.12µm
FeaturesHDR
Video[email protected]
Sound
LoudspeakerYes
3.5mm jackYes
Comms
WLANWi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
Bluetooth5.0, A2DP, LE
GPSYes, with A-GPS, GLONASS, BDS
RadioFM radio
USBmicroUSB 2.0, USB On-The-Go
Features
SensorsFingerprint (rear-mounted), accelerometer, gyro, proximity, compass
Battery
 Non-removable Li-Po 4230 mAh battery
Misc
ColorsFantasy White, Mystery Black, Lake Green
ModelsCPH2015, CPH2073, CPH2081, CPH2029, CPH2031