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Samsung Galaxy M21 vs Samsung Galaxy M31 vs Samsung Galaxy M40

Last Updated:

21st Jun 2020

Key Feature Comparison

Samsung Galaxy M21

₹12,499

8/10

Samsung Galaxy M31

₹13,999

8/10

Samsung Galaxy M40

₹15,999

8/10

Samsung Galaxy M21

8/10

₹12,499

8/10

Samsung Galaxy M31

8/10

₹13,999

8/10

Samsung Galaxy M40

8/10

₹15,999

8/10

Display

Screen Size

6.4 inches

6.3 inches

Screen Type

Super AMOLED

Screen Resolution

1080 x 2340 pixels

Pixel Density

403 ppi

409 ppi

Aspect Ratio

19.5:9

Screen Protection

Gorilla Glass 3

Screen to Body Ratio

91%

83.92%

91.80%

Screen Design

Waterdrop notch

Regular notch

Punch hole

Screen Quality

FHD

Peak Brightness

420 nits

Memory & Storage

Phone Variants

4GB 64GB, 6GB 128GB

6GB 64GB, 8GB 128GB, 6GB 128GB

6GB 128GB

Expandable Storage

Yes

RAM Type

LPDDR4X

Storage Type

UFS 2.1

eMMC 5.1

Expandable Storage Capacity

Yes, 512 GB

OTG Support

Yes

Miscellaneous Features

Sensors

Light sensor, Proximity sensor, Accelerometer, Gyroscope

Light sensor, Proximity sensor, Accelerometer, Compass, Gyroscope

Performance

Operating System

Android v10 (Q)

Android v9.0 (Pie)

GPU

Mali-G72 MP3

Adreno 612

Chipset

Samsung Exynos 9 Octa 9611

Qualcomm Snapdragon 675

CPU

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

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

Custom User Interface

Samsung One UI

Clock Speed

2.3 GHz

2 GHz

Architecture

64 bit

Process Technology

10 nm

11 nm

Battery

Battery Capacity

6000 mAh

3500 mAh

Battery Removable

Battery Type

Li-ion

Charger Type

Fast, 15W

USB Type-C

Yes

Fast Charging

Yes

General

Announced On

18-Mar-20

25-Feb-20

5-Jun-19

Market Status

Available

Brand

Samsung

Price Status

Confirmed

Price

Rs. 13,499

Rs. 15,999

Network & Connectivity

GPS

Yes A-GPS, Glonass

Audio Features

Dolby Atmos

NFC

Yes

Bluetooth

Yes

3.5mm Audio Jack

Yes

Bluetooth Type

v5.0

Audio Jack

3.5 mm

USB Type-C

FM Radio

Yes

Front Camera

Front Video Recording

1920x1080 @ 30 fps

Front Camera Features

HDR

Front Camera Setup

Single, 20MP

Single, 32MP

Single, 16MP

Front Camera 1 Resolution

20 MP

32 MP

16 MP

Front Camera 1 Type

f/2.2 Primary Camera

f/2.0 Primary Camera

Front Camera 1 Lens

26 mm focal length

26 mm focal length, 2.8" sensor size, 0.8 micrometre pixel size

Front Sensor

CMOS

Exmor RS

CMOS

Front Aperture

f/2.2

f/2.0

Front Flash

Design

Weight

188 grams

191 grams

168 grams

Colors

Midnight Blue, Raven Black

Black, Blue

Midnight Blue, Seawater Blue, Cocktail Orange

Build

Back: Plastic

Dimensions

159 x 75.1 x 8.9 mm

159.2 x 75.1 x 8.9 mm

155.3 x 73.9 x 7.9 mm

SAR Value

Head: 0.468 W/kg

Head: 0.383 W/kg

Head: 0.200 W/kg

Rear Camera

OIS

Rear Flash

Yes, LED Flash

Rear Video Recording

3840x2160 @ 30 fps, 1920x1080 @ 30 fps

3840x2160 @ 30 fps, 1920x1080 @ 30 fps, 1280x720 @ 240 fps

3840x2160 @ 30 fps

Rear Camera Features

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

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

Rear Camera Setup

Triple, 48MP + 8MP + 5MP

Quad, 64MP + 8MP + 5MP + 5MP

Triple, 32MP + 8MP + 5MP

Rear Camera 1 Resolution

48 MP

64 MP

32 MP

Rear Camera 1 Type

f/2.0 (upto 4x Digital Zoom) Primary Camera

f/1.8 (upto 8x Digital Zoom) Primary Camera

f/1.7 (upto 8x Digital Zoom) Primary Camera

Rear Camera 1 Lens

26 mm focal length, 2" sensor size, 0.8 micrometre pixel size

26 mm focal length, 1.7" sensor size, 0.8 micrometre pixel size

2.8" sensor size, 0.8 micrometre pixel size

Rear Camera 2 Resolution

8 MP

Rear Camera 2 Type

f/2.2, Wide Angle, Ultra-Wide Angle Camera

Rear Camera 2 Lens

12 mm focal length, 4.0" sensor size, 1.12 micrometre pixel size

12 mm focal length

Rear Camera 3 Resolution

5 MP

Rear Camera 3 Type

f/2.2, Depth Camera

f/2.4, Macro Camera

f/2.2, Depth Camera

Rear Sensor

CMOS image sensor

ISOCELL Plus

CMOS image sensor

Rear Aperture

f/2.0

f/1.8

f/1.7

Rear Camera 3 Lens

25 mm focal length, 5.0" sensor size, 1.12 micrometre pixel size

Rear Camera 4 Resolution

5 MP

Rear Camera 4 Type

f/2.2, Depth Camera

Network

Network Support

SIM Size

SIM1: Nano, SIM2: Nano

SIM1: Nano, SIM2: Nano (Hybrid)

Wi-Fi

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

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

SIM Slot(s)

Dual SIM, GSM+GSM

Dual SIM, GSM+GSM, Dual VoLTE

eSIM

Wi-Fi Features

Wi-Fi Direct, Mobile Hotspot

VoLTE

Yes

SIM 1 Bands

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:...

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) / 850(band 26), 3G...

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...

SIM 2 Bands

Sensors

Fingerprint Scanner

Yes

Fingerprint Scanner Position

Rear

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