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Samsung Galaxy M40 vs Samsung Galaxy M21

Summary
79%
83%
Display

6.3" (16 cm)

1080x2340 px, 409 PPI

6.4" (16.26 cm)

1080x2340 px, 403 PPI

Camera

32 MP + 8 MP + 5 MP (Primary)

16 MP(Front)

48 MP + 8 MP + 5 MP (Primary)

20 MP(Front)

Battery

3500 mAh

29 h talktime (4G)

6000 mAh

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)

Expert Rating

★★★★★
★★★★★

Read Expert Review

★★★★★
★★★★★

Read Expert Review

User Rating

★★★★★
★★★★★

3.9/5 based on 15,641 ratings

Read All User Reviews

★★★★★
★★★★★

4.2/5 based on 124,597 ratings

Read All User Reviews

Best Prices
Rs. 16,999 @Amazon Buy
Not available in any other store
Rs. 12,499 @Amazon Buy
Rs. 12,699 @happimo... Buy
Rs. 13,499 @Samsung... Buy
General
Launch Date

June 18, 2019 (Official)

March 18, 2020 (Official)

Operating System

Android v9.0 (Pie)

Android v10 (Q)

Custom UI

Samsung One UI

Samsung One UI

Performance
Very Good
Very Good
Chipset

Qualcomm Snapdragon 675

Samsung Exynos 9 Octa 9611

CPU

Octa core (2 GHz, Dual core, Kryo 460 + 1.7 GHz, Hexa Core, Kryo 460)

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

Architecture

64 bit

64 bit

Fabrication

11 nm

10 nm

Graphics

Adreno 612

Mali-G72 MP3

RAM

6 GB

4 GB

RAM Type

LPDDR4X

LPDDR4X

Display
Average
Very Good
Display Type

PLS TFT LCD

Super AMOLED

Screen Size

6.3 " (16 cm)

6.4 " (16.26 cm)

Resolution

1080 x 2340 pixels

1080 x 2340 pixels

Aspect Ratio

19.5:9

19.5:9

Pixel Density

409 ppi

403 ppi

Screen to Body Ratio (calculated)

84.71 %

84.02 %

Screen Protection

Corning Gorilla Glass v3,

Corning Gorilla Glass v3,

Bezel-less display

with punch-hole display

with waterdrop notch

Touch Screen

, Capacitive Touchscreen, Multi-touch

, Capacitive Touchscreen, Multi-touch

Brightness

420 nits

Screen to Body Ratio (claimed by the brand)

91.8 %

91 %

Design
Size Compare
Size Compare
Dimensions

Height: 155.3 mm
Width: 73.9 mm
Thickness: 7.9 mm

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

Weight

168 grams

188 grams

Build Material

Back: Plastic

Back: Plastic

Colours

Midnight Blue, Seawater Blue, Cocktail Orange

Midnight Blue, Raven Black

Camera
Very Good
Very Good
Main Camera
Camera Setup

Triple

Triple

Resolution

32 MP f/1.7 (upto 8x Digital Zoom) Primary Camera(2.8" sensor size, 0.8µm pixel size)8 MP f/2.2, Wide Angle, Ultra-Wide Angle Camera(12 mm focal length)5 MP f/2.2, Depth Camera

48 MP f/2.0 (upto 4x 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(12 mm focal length, 4.0" sensor size, 1.12µm pixel size)5 MP f/2.2, Depth Camera

Sensor

CMOS image sensor

CMOS image sensor

Autofocus

, Phase Detection autofocus

OIS

No

No

Flash

, LED Flash

, LED Flash

Image Resolution

6500 x 4920 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

3840x2160 @ 30 fps

3840x2160 @ 30 fps
1920x1080 @ 30 fps

Front Camera
Camera Setup

Single

Single

Resolution

16 MP f/2.0 Primary Camera

20 MP f/2.2 Primary Camera(26 mm focal length)

Sensor

CMOS

CMOS

Autofocus

No

No

Flash

No

No

Video Recording

1920x1080 @ 30 fps

1920x1080 @ 30 fps

Battery
Very Good
Excellent
Capacity

3500 mAh

6000 mAh

Type

Li-ion

Li-ion

Removable

No

No

TalkTime

Up to 29 Hours(4G)

Quick Charging

, Fast, 15W

, Fast, 15W

USB Type-C

Storage
Best in Class
Best in Class
Internal Memory

128 GB

64 GB

Expandable Memory

, Up to 512 GB

, Up to 512 GB

User Available Storage

Up to 105 GB

Up to 49 GB

USB OTG

Storage Type

eMMC 5.1

UFS 2.1

Network & Connectivity
SIM Slot(s)

Dual SIM, GSM+GSM, Dual VoLTE

Dual SIM, GSM+GSM

SIM Size

SIM1: Nano
SIM2: Nano (Hybrid)

SIM1: Nano
SIM2: Nano

Network Support

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

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

VoLTE

SIM 1

4G Bands:
TD-LTE 2300(band 40) / 2500(band 41)
FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5)
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 2300(band 40) / 2500(band 41)
FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5)
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: 0.200 W/kg

Head: 0.468 W/kg

Wi-Fi

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

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

Wi-Fi Features

Wi-Fi Direct, Mobile Hotspot

Wi-Fi Direct, Mobile Hotspot

Bluetooth

, v5.0

, v5.0

GPS

with A-GPS, Glonass

with A-GPS, Glonass

NFC

No

USB Connectivity

Mass storage device, USB charging

Mass storage device, USB charging

Multimedia
FM Radio

Loudspeaker

Audio Jack

USB Type-C

3.5 mm

Audio Features

Dolby Atmos

Dolby Atmos

Sensors
Fingerprint Sensor

Fingerprint Sensor Position

Rear

Rear

Other Sensors

Light sensor, Proximity sensor, Accelerometer, Compass, Gyroscope

Light sensor, Proximity sensor, Accelerometer, Gyroscope

Price list

Rs. 16,999
Buy Now
Rs. 12,499
Buy Now

Not Available
Rs. 13,499
Buy Now

Not Available
Rs. 12,699
Buy Now

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Related Questions

Ask a Question
  • Does Samsung Galaxy M21 support OTG?

    K

    Answered By Kavya Rangan | 11 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 have a Knox security?

    A

    Answered By Anusha Mistry | 10 months ago

    Yes, the Samsung Galaxy M21 does have the Knox security which means a set of features and pre-installed apps in the device.

    Check Full Device Specifications Samsung Galaxy M21 

  • Is Samsung Galaxy M21 waterproof?

    A

    Answered By Ayushi Veer | 11 months ago

    Samsung Galaxy M21 is a Budget Friendly Device.

    It does not come with Water proof, Splash Proof or any such related ratings.

    This is not quite surprising, because such ratings come with more High End devices.

    Also, do not forget to find all the detailed specifications and other latest updates related to Samsung Galaxy M21 here

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

    N

    Answered By Nischal Chauhan | 11 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

  • Does Samsung Galaxy M21 have a headphone jack?

    D

    Answered By Deepit Madan | 11 months ago

    Yes, the Samsung Galaxy M21 does have a headphone jack of 3.5mm.

    The newer phones are getting rid of this jack and it is unfortunate actually.

    It's good the device comes with this jack.

    Check Full Device Specifications Samsung Galaxy M21

View all Popular Questions