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All You Need to Know About OPPO A12 & A31- Full Specifications

Global smartphone brand, OPPO, recently introduced two new budget smartphones – OPPO A12 & A31. Both smartphone options were designed to be smart answers to the most important needs of the average Nigerian. They are both built with Long-lasting batteries, Big/clear screens, Big RAM/ROM, Fast Processors, Good Cameras and most importantly, they both have the glamour of the responsive fingerprint unlock sensors.

oppo a31 and a12 with boxes

OPPO A31 and A12

Both the OPPO A12 & A31 were designed to offer highly immersive entertainment experiences. Whether you are watching videos or playing games, the blue light system filters, prevent eye strain and protect your eyesight at all times. They also support AI Beautification, which automatically detects skin quality, age, gender, and skin tone, and create tailored solutions for different groups to amplify the beautiful elements of each person. For short video lovers, OPPO A12 & A31 comes with Soloop Smart Video Editor that can help you create professional-quality videos with cinematic filters through very easy steps.

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oppo a12 unboxed

In terms of quality, the OPPO A12 & A31 have gone through 100,000 Volume Button Tests, 200,000 Power Button Tests, 28,000 10cm Drop Tests. And if you need any help, OPPO Nigeria has a robust After-Sales Service Centre with qualified engineers to handle all repairs, issues or phone part requirements. 


Oppo a31 with box

Specifications of OPPO A12 & A31

Below is a summary of all you need to know about OPPO A12 & A31:

ExteriorBlack/BlueMystery Black, Lake Green, Fantasy White
PerformanceBattery Capacity4230mAh4230mAh
Storage Capacity (ROM)32GB (Expandable to 256GB)64GB/128GB (Expandable to 256GB)
CPUMediatek Helio P35 MT6765VMediatek Helio P35 MT6765V
Operating SystemColorOS 6.1.2, based on Android 9ColorOS 6.1.2, based on Android 9
Max Talk TimeGSM: 45 hours; WCMA: 33 hoursGSM: 45 hours; WCMA: 33 hours
Audio Playback114 hours111 hours
Video Playback14 hours14 hours
CameraFront Sensor13MP+2MP12MP + 2MP + 2MP
Rear Sensor8MP8MP
FlashLED flashLED flash
Aperture (Rear)f/1.8 + f/2.4 + f/2.4f/1.8 + f/2.4 + f/2.4
Aperture (Front)f/2.0f/2.0
RearMain 1/2.86′, 1.25umMain 1/2.86′, 1.25um
Front1.4′, 1.12um1.4′, 1.12um
Camera ModePhotos, video, professional mode, panorama, portrait, time-lapse, photographyPhotos, video, professional mode, panorama, portrait, time-lapse, photography
VideosThe rear cameras and front camera support up to 1080@30fps, 720@30fpsThe front cameras and rear cameras support up to 1080@30fps, 720@30fps
DisplayScreen size6.22″6.5″
TouchscreenMulti-touch capacitive screen, Gorilla Glass 3Multi-touch capacitive screen, Gorilla Glass 3
Resolution720 x 1520 pixels1600 x 720 pixels
Colors16 million colours16 million colours
Screen-to-body ratio89%89%
Contrast1500:1 ratio1500:1 ratio
BrightnessTypical Value: 480nitTypical Value: 480nit
Dimensions/WeightHeight15.59cm / 155.9mm16.39cm / 163.9mm
Width7.55cm / 75.5 mm7.55cm / 75.5 mm
Thickness0.83cm / 8.3mm0.83cm / 8.3mm
WeightAbout 165g180g
ConnectivityGSM850/900/1800/1900 MHz850/900/1800/1900 MHz
WCDMABands 1/5/8Bands 1/5/8
FDD-LTEBands 1/3/5/7/8/20/28Bands 1/3/5/7/8/20/28
TD-LTEBands 38/40/41Bands 38/40/41
SIM Card TypeDual Nano SIM + MicroSD CardDual Nano SIM + MicroSD Card
GPSBuilt-in GPS; supports A-GPS, Beidou, GlonassBuilt-in GPS; supports A-GPS, Beidou, Glonass
WLAN Function2.4/5GHz, 802.11 a/b/g/n/ac2.4/5GHz, 802.11 a/b/g/n/ac
SensorsProximity SensorNoYes
Magnetic Induction SensorYesYes
Light SensorYesYes
Fingerprint SensorYesYes
Electronic CompassYesNo
What’s In The BoxSmartphone x1YesYes
USB Cable x1YesYes
Adapter x1YesYes
SIM Card Pin x1YesYes
Protective Case x1YesYes
Quick Guide x1YesYes
Warranty Card x1YesYes
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The above tabular information of the OPPO A12 and A31 are available in image format below:
oppo a12 and a13 table


For more information, please contact the OPPO PR Manager:

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About OPPO


OPPO is a leading global smart device brand. Since launching its first smartphone – “Smiley Face” – in 2008, OPPO has been in relentless pursuit of the synergy of aesthetic satisfaction and innovative technology, Today, OPPO provides customers with a wide range of smart devices spearheaded by the Find and Reno series, ColorOS operating system, as well as internet services such as OPPO Cloud and OPPO+. OPPO operates in more than 40 countries and regions, with 6 research institutes and 4 R&D centers worldwide and an international design center in London, OPPO’s more than 40,000 employees are dedicated to creating a better life for customers around the world.

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