Oppo A31

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Full Specifications September 3, 2026

Oppo · 2020

Oppo A31

Name: Oppo A31
Brand: Oppo

Oppo A31 Android smartphone. Announced Feb 2020. Features 6.5″ display, MT6765V chipset, 4230 mAh battery, 128 GB storage, 6 GB RAM, Corning Gorilla Glass 3.

Display 6.5"

Chipset MT6765V

RAM 4/6 GB

Storage 64GB/128GB storage, microSDXC

Camera 12 MP

Battery 4230 mAh

OS Android 9.0, ColorOS 6.1

Build 180g, 8.3mm thickness

Launch

Announced 2020, February 13. Released 2020, February 14

Status Discontinued

Platform

OS Android 9.0 (Pie), ColorOS 6.1

Chipset Mediatek MT6765V/CB Helio P35 (12 nm)

CPU Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)

GPU PowerVR GE8320

Display

Type IPS LCD, 480 nits (typ)

Size 6.5 inches, 102.0 cm 2 (~82.4% screen-to-body ratio)

Resolution 720 x 1600 pixels, 20:9 ratio (~270 ppi density)

Protection Corning Gorilla Glass 3

Memory

Card slot microSDXC (dedicated slot)

Internal 64GB 4GB RAM, 128GB 4GB RAM, 128GB 6GB RAM

memoryother eMMC 5.1

Main Camera

Triple 12 MP, f/1.8, (wide), 1/2.86", 1.25µm, PDAF 2 MP (macro) Auxiliary lens

Features LED flash, HDR, panorama

Video 1080p@30fps

Selfie camera

Single 8 MP, f/2.0, (wide), 1/4.0", 1.12µm

Features HDR

Video 1080p@30fps

Body

Dimensions 163.9 x 75.5 x 8.3 mm (6.45 x 2.97 x 0.33 in)

Weight 180 g (6.35 oz)

Build Glass front (Gorilla Glass 3), plastic back, plastic frame

SIM Nano-SIM + Nano-SIM

Battery

Type Li-Po 4230 mAh

Sound

Loudspeaker Yes

3.5mm jack Yes

Comms

WLAN Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct

Bluetooth 5.0, A2DP, LE

Positioning GPS, GLONASS, BDS

NFC No

Radio FM radio

USB microUSB 2.0, OTG

Network

Technology GSM / HSPA / LTE

2G bands GSM 850 / 900 / 1800 / 1900

3G bands HSDPA 850 / 900 / 2100 - International

4G bands 1, 3, 5, 7, 8, 20, 28, 38, 40, 41 - International

Speed HSPA, LTE

Features

Sensors Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass

Misc

Colors Fantasy White, Mystery Black, Lake Green

Models CPH2015, CPH2073, CPH2081, CPH2029, CPH2031

In depth

Full specifications

Announced	2020, February 13. Released 2020, February 14
Status	Discontinued

OS	Android 9.0 (Pie), ColorOS 6.1
Chipset	Mediatek MT6765V/CB Helio P35 (12 nm)
CPU	Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)
GPU	PowerVR GE8320

Type	IPS LCD, 480 nits (typ)
Size	6.5 inches, 102.0 cm 2 (~82.4% screen-to-body ratio)
Resolution	720 x 1600 pixels, 20:9 ratio (~270 ppi density)
Protection	Corning Gorilla Glass 3

Card slot	microSDXC (dedicated slot)
Internal	64GB 4GB RAM, 128GB 4GB RAM, 128GB 6GB RAM
memoryother	eMMC 5.1

Triple	12 MP, f/1.8, (wide), 1/2.86", 1.25µm, PDAF 2 MP (macro) Auxiliary lens
Features	LED flash, HDR, panorama
Video	1080p@30fps

Single	8 MP, f/2.0, (wide), 1/4.0", 1.12µm
Features	HDR
Video	1080p@30fps

Dimensions	163.9 x 75.5 x 8.3 mm (6.45 x 2.97 x 0.33 in)
Weight	180 g (6.35 oz)
Build	Glass front (Gorilla Glass 3), plastic back, plastic frame
SIM	Nano-SIM + Nano-SIM

Type	Li-Po 4230 mAh

Loudspeaker	Yes
3.5mm jack	Yes

WLAN	Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Bluetooth	5.0, A2DP, LE
Positioning	GPS, GLONASS, BDS
NFC	No
Radio	FM radio
USB	microUSB 2.0, OTG

Technology	GSM / HSPA / LTE
2G bands	GSM 850 / 900 / 1800 / 1900
3G bands	HSDPA 850 / 900 / 2100 - International
4G bands	1, 3, 5, 7, 8, 20, 28, 38, 40, 41 - International
Speed	HSPA, LTE

Sensors	Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass

Colors	Fantasy White, Mystery Black, Lake Green
Models	CPH2015, CPH2073, CPH2081, CPH2029, CPH2031
Price	About 70 EUR

PhoneInsight Benchmark

31.7/100

Entry-level

A specs-derived composite score, not a lab benchmark -- useful for ranking and comparison.

Processor 21.2

Display 56

Camera 54.2

Battery 58.2

3.3%Popularity rank

6,554,335 hitsTotal views

Oppo A31

Launch

Platform

Display

Memory

Main Camera

Selfie camera

Body

Battery

Sound

Comms

Network

Features

Misc

Full specifications

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