Full Oppo A31 Specs

Main Camera
Selfie Cam
Our Score: 84%
Key Specs
Release dateJan 31, 2020

Camera Details
Camera Resolution12-megapixel (combined with a 2-megapixel macro cam and a 2-megapixel depth sensor)
Camera flashLED
Camera Options
  • Panorama
  • Portrait (with Bokeh)
  • Professional mode
  • Time-lapse photography
  • Dazzle Color Mode
Camera ApertureF/1.8 (for main cam, f/2.4 for both sub-cams)
Camera pixel size1.25 microns (main lens)
Max Video Resolution1920 x 1080 px
Video frames per second30
Selfie Cam Resolution8-megapixel
Pixel size1.12
Max front-cam Video Resolution1920 x 1080
Front-cam frames per second30
Display size6.5 inches
Display dots per inch269.81 DPI
Display TypeIn-Cell
Color Mode16777216 colors
Display aspect ratio20:9
Multi-touch screen
Display Resolution1600 x 720 px
Display's superficy15.83 square inches
Display's superficy (metric)402.08 square mm
Display finishCorning Gorilla Glass 3
Display total pixels1152000
Display brightness480 nits
Display contrast1500:1 nits
Display featuresWaterdrop notch design
Operating SystemColorOS 6.1.2 (based on Android 9.0 Pie)
ProcessorMediaTek Helio P35 (MT6765V/CB)
CPU Cores8
Processor SpeedQuad 2.3GHz (+ Quad 1.8GHz)
RAM6GB (4GB version also available)
Graphic Processor (GPU)IMG GE8320
Physical Features
Weight (grams)180g
Thickness (metric)8.3 mm
Width (metric)75.5 mm
Height (metric)163.9 mm
Grams per cubic cm0.18 g/cu cm
Available colors
  • Fantasy White
  • Lake Green
  • Mystery Black
Included Accessories
  • Headset (for Taiwan, Singapore, Middle East, Africa 4GB+128GB and Mexico 4GB+64GB models only)
  • SIM card pin
  • Protective case
Base technologyGSM (850/900/1800/1900MHz)
3G NetworksWCDMA (1/5/8)
4G NetworksFDD-LTE (Bands 1/3/5/8), TD-LTE (38/40/41)
SIM card typeNano SIM (Dual)
Wi-Fi802.11 a/b/g/n/ac (2.4GHz/5GHz)
Bluetooth Technology5.0
ConnectorsOTG support
Storage Memory
Memory128GB (64GB version also offered)
Memory ExpansionMicroSD
Expansion LimitUp to 256GB
Battery Life
Talk Time2700minutes
3G Talk Time1980minutes
Usage time420min. (online gaming)
Battery Power4230mAh
mAh per gram24 mAh/g
mAh per mm thick510 mAh/mm of thickness
mAh per display square in.267mAh/sqrin.
Talk minutes per Ah638min./Ah
Music Playback Time2100minutes (They also mention 6660 minutes)
Video Playback Time480minutes (840 minutes for streaming)
General Specs
Manufacture product IDCPH2015/CPH2073/CPH2081/CPH2029/CPH2031
Other features
SensorsPedometer, Magnetic induction, Light, Proximity, G-sensor/Acceleration, Gyroscope
Location servicesA-GPS, Beidou, Glonass
Fingerprint detector (rear)
Finish3D-curved design


Also known as: Oppo CPH2015.

General Oppo A31 Information

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* We cannot guarantee that these specs are accurate. We urge you to do a confirmation of the key specs before making a final choice. Cell phone makers do not always detail all their phone's functions, making it difficult for us to guess whether or not a specific cell phone has a specific function. If you spot an inaccuracy in this list of features, please let us know as soon as possible.

* Prices shown are only indicative. They were recently fetched by our system and may have changed meanwhile.


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