Compare Samsung Galaxy M31 128GB vs Samsung Galaxy M21 128GB

Updated 09-Aug-2020
Comparison between Samsung Galaxy M31 128GB vs Samsung Galaxy M21 128GB Mobile Phones. The comparision between these Mobile Phones is based on Quick Specs, Basic Information, Features, Technical Specifications and Other Basic Features. Also see Price Comparision between Samsung Galaxy M31 128GB vs Samsung Galaxy M21 128GB Mobile Phones
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Samsung Galaxy M31 128GB
Samsung Galaxy M21 128GB
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Key features comparision

Screen Size

Samsung Galaxy M31 128GB6.4" (1080 x 2340)
100%
Samsung Galaxy M21 128GB6.4" (1080 x 2340)
100%

Camera

Samsung Galaxy M31 128GB64 + 8 + 5 + 5 | 32 MP
100%
Samsung Galaxy M21 128GB48 + 8 + 5 | 20 MP
75%
25% Lesser

Memory

Samsung Galaxy M31 128GB128GB/6 GB
100%
Samsung Galaxy M21 128GB128 GB/6 GB
100%

Battery

Samsung Galaxy M31 128GB6000 mAh
100%
Samsung Galaxy M21 128GB6000 mAh
100%

Performance

Samsung Galaxy M31 128GBExynos 9611 Octa
100%
Samsung Galaxy M21 128GBExynos 9611 Octa
100%

Basic Information

Manufacturer

Samsung Galaxy M31 128GB : Samsung
Samsung Galaxy M21 128GB : Samsung

Model

Samsung Galaxy M31 128GB : M31
Samsung Galaxy M21 128GB : Galaxy M21

Launch Date (Global)

Samsung Galaxy M31 128GB : 25-02-2020
Samsung Galaxy M21 128GB : 18-03-2020

Operating System

Samsung Galaxy M31 128GB : Android
Samsung Galaxy M21 128GB : Android

Os Version

Samsung Galaxy M31 128GB : 10
Samsung Galaxy M21 128GB : 10

Type

Samsung Galaxy M31 128GB : Smartphone
Samsung Galaxy M21 128GB : Smartphone

Status

Samsung Galaxy M31 128GB : Launched
Samsung Galaxy M21 128GB : Launched

Colors

Samsung Galaxy M31 128GB : Blue
Samsung Galaxy M21 128GB : Black

Product Name

Samsung Galaxy M31 128GB : Samsung Galaxy M31
Samsung Galaxy M21 128GB : Samsung Galaxy M21

Stereo Speakers

Samsung Galaxy M31 128GB : N/A
Samsung Galaxy M21 128GB : N/A

Display

Screen Size (In Inches)

Samsung Galaxy M31 128GB : 6.4
Samsung Galaxy M21 128GB : 6.4

Display Technology

Samsung Galaxy M31 128GB : N/A
Samsung Galaxy M21 128GB : Super AMOLED

Screen Resolution (In Pixels)

Samsung Galaxy M31 128GB : 1080 x 2340
Samsung Galaxy M21 128GB : 1080 x 2340

Display Features

Samsung Galaxy M31 128GB : N/A
Samsung Galaxy M21 128GB : N/A

Pixel Density (Ppi)

Samsung Galaxy M31 128GB : 411
Samsung Galaxy M21 128GB : 403

Scratch Resistant Glass

Samsung Galaxy M31 128GB : N/A
Samsung Galaxy M21 128GB : N/A

Notch Display

Samsung Galaxy M31 128GB : N/A
Samsung Galaxy M21 128GB : N/A

Refresh Rate

Samsung Galaxy M31 128GB : N/A
Samsung Galaxy M21 128GB : N/A

Camera

Camera Features

Samsung Galaxy M31 128GB : Quad
Samsung Galaxy M21 128GB : Triple

Rear Camera Megapixel

Samsung Galaxy M31 128GB : 64 + 8 + 5 + 5
Samsung Galaxy M21 128GB : 48 + 8 + 5

Maximum Video Resolution (In Pixels)

Samsung Galaxy M31 128GB : N/A
Samsung Galaxy M21 128GB : 2160p@30fps

Front Camera Megapixel

Samsung Galaxy M31 128GB : 32
Samsung Galaxy M21 128GB : 20

Front Facing Camera

Samsung Galaxy M31 128GB : N/A
Samsung Galaxy M21 128GB : N/A

Led Flash

Samsung Galaxy M31 128GB :
Samsung Galaxy M21 128GB :

Video Recording

Samsung Galaxy M31 128GB : N/A
Samsung Galaxy M21 128GB : N/A

Geo-Tagging

Samsung Galaxy M31 128GB : N/A
Samsung Galaxy M21 128GB : N/A

Digital Zoom

Samsung Galaxy M31 128GB : N/A
Samsung Galaxy M21 128GB : N/A

Autofocus

Samsung Galaxy M31 128GB : N/A
Samsung Galaxy M21 128GB : N/A

Touch Focus

Samsung Galaxy M31 128GB : N/A
Samsung Galaxy M21 128GB : N/A

Face Detection

Samsung Galaxy M31 128GB : N/A
Samsung Galaxy M21 128GB : N/A

Hdr

Samsung Galaxy M31 128GB :
Samsung Galaxy M21 128GB :

Panorama Mode

Samsung Galaxy M31 128GB : N/A
Samsung Galaxy M21 128GB : N/A

Ois

Samsung Galaxy M31 128GB : N/A
Samsung Galaxy M21 128GB : N/A

Phase Detection

Samsung Galaxy M31 128GB : N/A
Samsung Galaxy M21 128GB : N/A

Aperture (F Stops)

Samsung Galaxy M31 128GB : f/1.8
Samsung Galaxy M21 128GB : f/2.0

Laser Focus Af

Samsung Galaxy M31 128GB : N/A
Samsung Galaxy M21 128GB : N/A

Eis

Samsung Galaxy M31 128GB :
Samsung Galaxy M21 128GB :

Pop-Up Camera

Samsung Galaxy M31 128GB : N/A
Samsung Galaxy M21 128GB : N/A

Primary 1 Aperture

Samsung Galaxy M31 128GB : f/1.8
Samsung Galaxy M21 128GB : f/2.0

Front Facing Aperture

Samsung Galaxy M31 128GB : f/2.0
Samsung Galaxy M21 128GB : f/2.0

Type Of Secondary Rear Camera

Samsung Galaxy M31 128GB : N/A
Samsung Galaxy M21 128GB : N/A

Ai-Based Stabilisation

Samsung Galaxy M31 128GB : N/A
Samsung Galaxy M21 128GB : N/A

Battery

2G Talk Time (In Hours)

Samsung Galaxy M31 128GB : N/A
Samsung Galaxy M21 128GB : N/A

Maximum Standby Time 2G (In Hours)

Samsung Galaxy M31 128GB : N/A
Samsung Galaxy M21 128GB : N/A

Battery Capacity (Mah)

Samsung Galaxy M31 128GB : 6000
Samsung Galaxy M21 128GB : 6000

Talk Time (In Hours)

Samsung Galaxy M31 128GB : N/A
Samsung Galaxy M21 128GB : N/A

Removal Battery (Yes/no)

Samsung Galaxy M31 128GB :
Samsung Galaxy M21 128GB :

Support For Fast Charging

Samsung Galaxy M31 128GB : N/A
Samsung Galaxy M21 128GB : N/A

Fast Charging Wattage

Samsung Galaxy M31 128GB : 15 W
Samsung Galaxy M21 128GB : 15W

Wireless Charging Wattage

Samsung Galaxy M31 128GB : N/A
Samsung Galaxy M21 128GB : N/A

Charging Type Port

Samsung Galaxy M31 128GB : N/A
Samsung Galaxy M21 128GB : Type-C

Sensors and Features

Features

Samsung Galaxy M31 128GB : Super AMOLED
Samsung Galaxy M21 128GB : N/A

Keypad Type

Samsung Galaxy M31 128GB : Touchscreen
Samsung Galaxy M21 128GB : Touchscreen

Style Score

Samsung Galaxy M31 128GB : N/A
Samsung Galaxy M21 128GB : N/A

Mobile Usability

Samsung Galaxy M31 128GB : N/A
Samsung Galaxy M21 128GB : N/A

Multi Touch

Samsung Galaxy M31 128GB : N/A
Samsung Galaxy M21 128GB : N/A

Light Sensor

Samsung Galaxy M31 128GB : N/A
Samsung Galaxy M21 128GB : N/A

Proximity Sensor

Samsung Galaxy M31 128GB :
Samsung Galaxy M21 128GB :

G (Gravity) Sensor

Samsung Galaxy M31 128GB : N/A
Samsung Galaxy M21 128GB : N/A

Finger Print Sensor

Samsung Galaxy M31 128GB :
Samsung Galaxy M21 128GB :

Orientation Sensor

Samsung Galaxy M31 128GB : N/A
Samsung Galaxy M21 128GB : N/A

Accelerometer

Samsung Galaxy M31 128GB :
Samsung Galaxy M21 128GB :

Compass

Samsung Galaxy M31 128GB :
Samsung Galaxy M21 128GB :

Barometer

Samsung Galaxy M31 128GB : N/A
Samsung Galaxy M21 128GB : N/A

Magnetometer

Samsung Galaxy M31 128GB :
Samsung Galaxy M21 128GB :

Gyroscope

Samsung Galaxy M31 128GB : N/A
Samsung Galaxy M21 128GB :

Dust Proof And Water Resistant

Samsung Galaxy M31 128GB : N/A
Samsung Galaxy M21 128GB : N/A

Wireless Charging

Samsung Galaxy M31 128GB : N/A
Samsung Galaxy M21 128GB : N/A

Waterproof

Samsung Galaxy M31 128GB : N/A
Samsung Galaxy M21 128GB : N/A

Connectivity

Wireless Connectivity

Samsung Galaxy M31 128GB : N/A
Samsung Galaxy M21 128GB : N/A

Charging Connection

Samsung Galaxy M31 128GB : N/A
Samsung Galaxy M21 128GB : N/A

Interfaces

Samsung Galaxy M31 128GB : N/A
Samsung Galaxy M21 128GB : N/A

Headphone Port

Samsung Galaxy M31 128GB : N/A
Samsung Galaxy M21 128GB : N/A

Sim

Samsung Galaxy M31 128GB : Dual
Samsung Galaxy M21 128GB : Dual

3G Capability

Samsung Galaxy M31 128GB :
Samsung Galaxy M21 128GB :

4G Capability

Samsung Galaxy M31 128GB :
Samsung Galaxy M21 128GB :

Wifi Capability

Samsung Galaxy M31 128GB :
Samsung Galaxy M21 128GB :

Wifi Hotspot

Samsung Galaxy M31 128GB :
Samsung Galaxy M21 128GB :

Bluetooth

Samsung Galaxy M31 128GB :
Samsung Galaxy M21 128GB :

Nfc

Samsung Galaxy M31 128GB : N/A
Samsung Galaxy M21 128GB : N/A

Gps

Samsung Galaxy M31 128GB :
Samsung Galaxy M21 128GB :

Dlna

Samsung Galaxy M31 128GB : N/A
Samsung Galaxy M21 128GB : N/A

Hdmi

Samsung Galaxy M31 128GB : N/A
Samsung Galaxy M21 128GB : N/A

Volte

Samsung Galaxy M31 128GB : N/A
Samsung Galaxy M21 128GB : N/A

5G Capability

Samsung Galaxy M31 128GB : N/A
Samsung Galaxy M21 128GB : N/A

Ir Blaster

Samsung Galaxy M31 128GB : N/A
Samsung Galaxy M21 128GB : N/A

Dual Volte

Samsung Galaxy M31 128GB : N/A
Samsung Galaxy M21 128GB : N/A

technical specifications

Cpu

Samsung Galaxy M31 128GB : Exynos 9611
Samsung Galaxy M21 128GB : Exynos 9611

Cpu Speed

Samsung Galaxy M31 128GB : 4x2.3 GHz, 4x1.7 GHz
Samsung Galaxy M21 128GB : 4x2.3 GHz, 4x1.7 GHz

Processor Cores

Samsung Galaxy M31 128GB : octa
Samsung Galaxy M21 128GB : Octa-core

Ram

Samsung Galaxy M31 128GB : 6 GB
Samsung Galaxy M21 128GB : 6 GB

Gpu

Samsung Galaxy M31 128GB : Mali-G72 MP3
Samsung Galaxy M21 128GB : Mali-G72 MP3

Dimensions (Lxbxh- In Mm)

Samsung Galaxy M31 128GB : N/A
Samsung Galaxy M21 128GB : 159 x 75.1 x 8.9

Weight (In Grams)

Samsung Galaxy M31 128GB : N/A
Samsung Galaxy M21 128GB : 188

Storage

Samsung Galaxy M31 128GB : 128GB
Samsung Galaxy M21 128GB : 128 GB

Removable Storage (Yes Or No)

Samsung Galaxy M31 128GB : N/A
Samsung Galaxy M21 128GB : N/A

Removable Storage (Included)

Samsung Galaxy M31 128GB : N/A
Samsung Galaxy M21 128GB : N/A

Removable Storage (Maximum)

Samsung Galaxy M31 128GB : N/A
Samsung Galaxy M21 128GB : N/A

Manufacturing Process

Samsung Galaxy M31 128GB : N/A
Samsung Galaxy M21 128GB : N/A
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