Oppo A31

Oppo
Last Updated: 29th September 2025

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Key Specs

Display 4.50-inch (480x854)
Processor Qualcomm Snapdragon 410
Front Camera 5MP
Rear Camera 8MP
RAM 1GB
Storage 8GB
Battery Capacity 2000mAh
OS Android 4.4

Market Status Released

Release Date April 2015

Oppo A31 Summary

Oppo A31 mobile was launched in April 2015. The phone comes with a 4.50-inch touchscreen display offering a resolution of 480x854 pixels. Oppo A31 is powered by a 1.4GHz quad-core Qualcomm Snapdragon 410 processor. It comes with 1GB of RAM. The Oppo A31 runs Android 4.4 and is powered by a 2000mAh non-removable battery.

As far as the cameras are concerned, the Oppo A31 on the rear packs 8-megapixel camera. It sports a 5-megapixel camera on the front for selfies.

The Oppo A31 runs ColorOS 2.0.1 is based on Android 4.4 and packs 8GB of inbuilt storage that can be expanded via microSD card (up to 128GB). The Oppo A31 is a dual-SIM (GSM and GSM) mobile that accepts Micro-SIM and Nano-SIM cards. The Oppo A31 measures 131.90 x 65.54 x 8.03mm (height x width x thickness) and weighs 135.00 grams.

Connectivity options on the Oppo A31 include Wi-Fi, GPS, Headphones, 3G, and 4G (with support for Band 40 used by some LTE networks in India). Sensors on the phone include accelerometer, ambient light sensor, and proximity sensor.

Oppo A31 Full Specifications

General

Brand	Oppo
Model	A31
Release date	April 2015
Form factor	Touchscreen
Dimensions (mm)	131.90 x 65.54 x 8.03
Weight (g)	135.00
Battery capacity (mAh)	2000
Removable battery	No

Display

Screen size (inches)	4.50
Touchscreen	Yes
Resolution	480x854 pixels

Hardware

Processor	1.4GHz quad-core
Processor make	Qualcomm Snapdragon 410
RAM	1GB
Internal storage	8GB
Expandable storage	Yes
Expandable storage type	microSD
Expandable storage up to (GB)	128

Camera

Rear camera	8-megapixel
Rear flash	LED
Front camera	5-megapixel

Software

Operating system	Android 4.4
Skin	ColorOS 2.0.1

Connectivity

Wi-Fi	Yes
GPS	Yes
Bluetooth	Yes
NFC	No
Infrared	No
USB OTG	No
Headphones	Yes
FM	No
Number of SIMs	2
Wi-Fi Direct	No
Mobile High-Definition Link (MHL)	No
SIM 1
SIM Type	Micro-SIM
GSM/CDMA	GSM
3G	Yes
4G/ LTE	Yes
Supports 4G in India (Band 40)	Yes
SIM 2
SIM Type	Nano-SIM
GSM/CDMA	GSM
3G	No
4G/ LTE	Yes
Supports 4G in India (Band 40)	Yes