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Samsung Galaxy A31 vs Samsung Galaxy M21

Summary
86%
86%
Display

6.4" (16.26 cm)

1080x2400 px, 411 PPI

6.4" (16.21 cm)

1080x2340 px, 403 PPI

Performance

Dual + Hexa Core

2 GHz + 1.7 GHz, 6 GB RAM

Quad + Quad Core

2.3 GHz + 1.7 GHz, 4 GB RAM

Storage

128 GB

512 GB (Expandable)

64 GB

512 GB (Expandable)

Camera

48 MP + 8 MP + 5 MP + 5 MP (Primary)

20 MP(Front)

48 MP + 8 MP + 5 MP (Primary)

20 MP(Front)

Battery

5000 mAh

33 h talktime (4G)

6000 mAh

Expert Rating

★★★★★
★★★★★

Read Expert Review

★★★★★
★★★★★

Read Expert Review

User Rating

★★★★★
★★★★★

4.2/5 based on 597 ratings

Read All User Reviews

★★★★★
★★★★★

4.2/5 based on 10,401 ratings

Read All User Reviews

Best Prices
Rs. 20,999 @Amazon Buy
Rs. 20,999 @Flipkart Buy
Rs. 20,999 @Tata CL... Buy
Rs. 13,999 @Amazon Buy
Rs. 14,499 @Samsung... Buy
Not available in any other store
General
Launch Date

June 4, 2020 (Official)

March 18, 2020 (Official)

Brand

Samsung

Samsung

Model

Galaxy A31

Galaxy M21

Operating System

Android v10 (Q)

Android v10 (Q)

Custom UI

Samsung One UI

Samsung One UI

SIM Slot(s)

Dual SIM, GSM+GSM

Dual SIM, GSM+GSM

SIM Size

SIM1: Nano
SIM2: Nano

SIM1: Nano
SIM2: Nano

Network

4G: Available (supports Indian bands),
3G: Available, 2G: Available

4G: Available (supports Indian bands)
3G: Available, 2G: Available

Fingerprint Sensor

yes

yes

Quick Charging

yes Fast, 15W

yes Fast, 15W

Design
Size Compare
Size Compare
Dimensions

Height: 159.3 mm
Width: 73.1 mm
Thickness: 8.6 mm

Height: 159 mm
Width: 75.1 mm
Thickness: 8.9 mm

Weight

185 grams

188 grams

Build Material


Back: Plastic

Colours

Prism Crush Black, Prism Crush Blue, Prism Crush Red, Prism Crush White

Midnight Blue, Raven Black

Display
Very Good
Very Good
Screen Size

6.4 " (16.26 cm)

6.4 " (16.21 cm)

Screen Resolution

1080 x 2400 pixels

1080 x 2340 pixels

Aspect Ratio

20:9

19.5:9

Bezel-less display

yes with waterdrop notch

yes with waterdrop notch

Pixel Density

411 ppi

403 ppi

Display Type

Super AMOLED

Super AMOLED

Screen Protection

Corning Gorilla Glass v3

Touch Screen

yes Capacitive Touchscreen, Multi-touch

yes Capacitive Touchscreen, Multi-touch

Screen to Body Ratio (claimed by the brand)

91 %

Screen to Body Ratio (calculated)

84.92 %

84.02 %

Performance
Very Good
Very Good
Chipset

MediaTek Helio P65

Samsung Exynos 9 Octa 9611

Processor

Octa core (2 GHz, Dual core, Cortex A75 + 1.7 GHz, Hexa Core, Cortex A55)

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

Architecture

64 bit

64 bit

Graphics

Mali-G52

Mali-G72 MP3

RAM

6 GB

4 GB

Storage
Best in Class
Best in Class
Internal Memory

128 GB

64 GB

Expandable Memory

yes Up to 512 GB

yes Up to 512 GB

User Available Storage

Up to 104 GB

Up to 49 GB

USB OTG Support

yes

Camera
Very Good
Very Good
Main Camera
Camera Setup

Quad

Triple

Resolution

48 MP f/2.0 (upto 8x Digital Zoom) Primary Camera(26 mm focal length, 2" sensor size, 0.8µm pixel size)8 MP f/2.2, Wide Angle, Ultra-Wide Angle Camera
5 MP f/2.4 Camera
5 MP f/2.4, Depth Camera

48 MP f/2.0 (upto 4x Digital Zoom) Primary Camera
8 MP f/2.2, Wide Angle, Ultra-Wide Angle Camera
5 MP f/2.2, Depth Camera

Autofocus

yes

yes Phase Detection autofocus

Physical Aperture

F2.0

F2.0

Optical Image Stabilisation

no  No

no  No

Flash

yes LED Flash

yes LED Flash

Image Resolution

8000 x 6000 Pixels

8000 x 6000 Pixels

Settings

Exposure compensation, ISO control

Exposure compensation, ISO control

Shooting Modes

Continuos Shooting, High Dynamic Range mode (HDR)

Continuos Shooting, High Dynamic Range mode (HDR)

Camera Features

8 x Digital Zoom, Auto Flash, Face detection, Touch to focus

4 x Digital Zoom, Auto Flash, Face detection, Touch to focus

Video Recording

1920x1080 @ 30 fps

3840x2160 @ 30 fps, 1920x1080 @ 30 fps

Front Camera
Camera Setup

Single

Single

Resolution

20 MP f/2.2 Primary Camera

20 MP f/2.2 Primary Camera

Autofocus

no  No

no  No

Physical Aperture

F2.2

F2.2

Flash

no  No

no  No

Video Recording

1920x1080 @ 30 fps

1920x1080 @ 30 fps

Battery
Excellent
Excellent
Capacity

5000 mAh

6000 mAh

Type

Li-ion

Li-ion

User Replaceable

no  No

no  No

TalkTime

Up to 33 Hours(4G)

Quick Charging

yes Fast, 15W

yes Fast, 15W

USB Type-C

yes

Network & Connectivity
SIM Size

SIM1: Nano
SIM2: Nano

SIM1: Nano
SIM2: Nano

Network Support

4G (supports Indian bands), 3G, 2G

4G (supports Indian bands), 3G, 2G

VoLTE

yes

yes

SIM 1

4G Bands:
TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41)
FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 13) / 700(band 17) / 800(band 20)
3G Bands:
UMTS 1900 / 2100 / 850 / 900 MHz
2G Bands:
GSM 1800 / 1900 / 850 / 900 MHz
GPRS:
Available
EDGE:
Available
Read More..

4G Bands:
TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41)
FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 850(band 5) / 800(band 20)
3G Bands:
UMTS 1900 / 2100 / 850 / 900 MHz
2G Bands:
GSM 1800 / 1900 / 850 / 900 MHz
GPRS:
Available
EDGE:
Available
Read More..

SIM 2

4G Bands:
TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41)
FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 13) / 700(band 17) / 800(band 20)
3G Bands:
UMTS 1900 / 2100 / 850 / 900 MHz
2G Bands:
GSM 1800 / 1900 / 850 / 900 MHz
GPRS:
Available
EDGE:
Available
Read More..

4G Bands:
TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41)
FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 850(band 5) / 800(band 20)
3G Bands:
UMTS 1900 / 2100 / 850 / 900 MHz
2G Bands:
GSM 1800 / 1900 / 850 / 900 MHz
GPRS:
Available
EDGE:
Available
Read More..

SAR Value

Head: 1.13 W/kg

Head: 0.468 W/kg

Wi-Fi

yes Wi-Fi 802.11, ac/b/g/n/n 5GHz

yes Wi-Fi 802.11, ac/b/g/n/n 5GHz

Wi-Fi Features

Wi-Fi Direct, Mobile Hotspot

Wi-Fi Direct, Mobile Hotspot

Bluetooth

yes v5.0

yes v5.0

GPS

yes with A-GPS, Glonass

yes with A-GPS, Glonass

NFC

yes

no  No

USB Connectivity

Mass storage device, USB charging

Mass storage device, USB charging

Multimedia
Loudspeaker

yes

yes

Audio Jack

3.5 mm

3.5 mm

Audio Features

Dolby Atmos

Dolby Atmos

Special Features
Fingerprint Sensor

yes

yes

Fingerprint Sensor Position

On-screen

Rear

Fingerprint Sensor Type

Optical

Other Sensors

Light sensor, Proximity sensor, Accelerometer, Gyroscope

Light sensor, Proximity sensor, Accelerometer, Gyroscope

Price list

Rs. 20,999
Buy Now
Not Available

Rs. 20,999
Buy Now
Offer: Exchange Offer.  View All Offers
Offersx

1. Exchange Offer.

2. Flat 3,000 Off.

3. No Cost EMI on Flipkart Axis Bank Credit Card.

4. No cost Emi on Bajaj Finserv.

5. No cost Emi on credit and debit cards.

6. 6-month YouTube Premium free trial Offer.

Not Available

Rs. 20,999
Buy Now
Not Available

Not Available
Rs. 13,999
Buy Now

Not Available
Rs. 14,499
Buy Now

Related Questions

Ask a Question
  • Does Samsung Galaxy M21 support OTG?

    K

    Answered By Kavya Rangan | 2 months ago

    Yes, the Samsung Galaxy M21 does support OTG but the user would have to buy a USB Type-C OTG cable.

    Check Full Device Specifications Samsung Galaxy M21

  • Does Samsung Galaxy M21 support VoLTE in both the sim slot?

    N

    Answered By Nischal Chauhan | 2 months ago

    Yes, the Samsung Galaxy M21 does support VoLTE in both the SIMs and the device is also Dual Standby.

    Check Full Device Specifications Samsung Galaxy M21

  • Is Samsung Galaxy M21 available offline?

    B

    Answered By Balamurugan Mukopadhyay | 3 months ago

    Yes, Samsung has officially said that the Samsung Galaxy M21 would be available in the offline stores as well.

    Check Full Device Specifications Samsung Galaxy M21

  • Is Samsung Galaxy A31 waterproof?

    A

    Answered By Arun Sharma | 2 months ago

    No, the Samsung Galaxy A31 is not waterproof and it is obvious for its price.

    To know if any device is waterproof or dustproof, you just need to check its IP rating and the Samsung Galaxy A31 doesn't have this rating.

    Check out what IP rating means-


    Check Full Device Specifications Samsung Galaxy A31

  • Which phone is better between Xiaomi Poco F1 and Samsung Galaxy M21?

    D

    Answered By Devamadana Rangan | 27 days ago

    The Samsung Galaxy M21 seems to be a little better as it gives a little better specifications.

    Let's see-

    Camera: The Samsung Galaxy M21 has a camera of 48 MP + 8 MP + 5 MP with F2.0 aperture whereas the Xiaomi Poco F1 has a camera of 12 MP + 5 MP with F1.9 aperture.

    Battery: The Samsung Galaxy M21 has a battery of 6000 mAh whereas the Xiaomi Poco F1 has a battery of 4000 mAh.

    Check Full Comparison Xiaomi Poco F1 vs Samsung Galaxy M21

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