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OPPO A31 vs Redmi 9 Prime vs Samsung Galaxy M21

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- Updated: 29th Nov 2020, 11:04 IST

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OPPO A31 vs Redmi 9 Prime vs Samsung Galaxy M21

Key Feature Comparison

OPPO A31

Xiaomi Redmi 9 Prime

Samsung Galaxy M21

At a Glance

Octa core, 2.3 GHz, Cortex A53

Octa core (2 GHz, Dual core, Cortex A75 + 1.8 GHz, Hexa Core, Cortex A55)

Octa core (2.3 GHz, Quad core, Cortex A73 + 1.7 GHz, Quad core, Cortex A53)

4230 mAh

5020 mAh

6000 mAh

6.5 inches

6.53 inches

6.4 inches

Triple, 12MP + 2MP + 2MP

Quad, 13MP + 8MP + 5MP + 2MP

Triple, 48MP + 8MP + 5MP

4G

4G

4G

Detailed Specs

Screen Size

Screen Type

Screen Resolution

Pixel Density

Aspect Ratio

Screen Protection

Screen to Body Ratio

Screen Design

Peak Brightness

Screen Quality

Phone Variants

Expandable Storage

RAM Type

Storage Type

Expandable Storage Capacity

OTG Support

Sensors

Operating System

GPU

Chipset

CPU

Custom User Interface

Clock Speed

Architecture

Process Technology

Battery Capacity

Battery Removable

Battery Type

USB Type-C

Charger Type

Fast Charging

Announced On

Market Status

Brand

Model Number

Price Status

Price

GPS

NFC

Network Support

Bluetooth

3.5mm Audio Jack

SIM Size

Wi-Fi

Bluetooth Type

Audio Jack

SIM Slot(s)

eSIM

Wi-Fi Features

VoLTE

SIM 1 Bands

SIM 2 Bands

FM Radio

Front Video Recording

Front Camera Features

Front Camera Setup

Front Camera 1 Resolution

Front Camera 1 Type