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Samsung Galaxy M21 vs Samsung Galaxy M31 vs Samsung Galaxy S10

Key Feature Comparison

6.8

Samsung Galaxy M21

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6.9

Samsung Galaxy M31

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7.8

Samsung Galaxy S10

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At a Glance

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

Samsung Exynos 9 Octa 9611, Mali-G72 MP3

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

Samsung Exynos 9 Octa 9611, Mali-G72 MP3

Octa core (2.73 GHz, Dual core, M4 Mongoose + 2.31 GHz, Dual core, Cortex A75 + 1.95 GHz, Quad core, Cortex A55)

Samsung Exynos 9 Octa 9820, Mali-G76 MP12

6000 mAh

Li-ion, Fast, 15W

6000 mAh

Li-ion, Fast, 15W

3400 mAh

Li-ion, Fast, 15W

6.4 inches

403 ppi, FHD

6.4 inches

403 ppi, FHD

6.1 inches

551 ppi, 2K

Triple, 48MP + 8MP + 5MP

3840x2160 @ 30 fps, 1920x1080 @ 30 fps

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

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

Triple, 12MP + 12MP + 16MP

3840x2160 @ 60 fps, 1920x1080 @ 60 fps, 1280x720 @ 30 fps

4G

Dual SIM, GSM+GSM

4G

Dual SIM, GSM+GSM, Dual VoLTE

4G

Dual SIM, GSM+GSM, Dual VoLTE

Detailed Specs

Screen Size

6.4 inches
6.4 inches
6.1 inches

Screen Type

Super AMOLED
Super AMOLED
AMOLED

Screen Resolution

1080 x 2340 pixels
1080 x 2340 pixels
1440 x 3040 pixels

Pixel Density

403 ppi
403 ppi
551 ppi

Aspect Ratio

19.5:9
19.5:9
-

Screen Protection

Gorilla Glass 3
Gorilla Glass 3
Gorilla Glass 6

Screen to Body Ratio

91%
83.92%
87.57%

Screen Design

Waterdrop notch
Regular notch
Punch hole

Screen Quality

FHD
FHD
2K

Peak Brightness

420 nits
-
-

Phone Variants

4GB 64GB, 6GB 128GB
6GB 64GB, 8GB 128GB, 6GB 128GB
8GB 512GB, 8GB 128GB

Expandable Storage

Yes
Yes
Yes

RAM Type

LPDDR4X
LPDDR4X
LPDDR4X

Storage Type

UFS 2.1
UFS 2.1
UFS 2.1

Expandable Storage Capacity

Yes, 512 GB
Yes, 512 GB
Yes, 512 GB

OTG Support

Yes
Yes
Yes

Sensors

Light sensor, Proximity sensor, Accelerometer, Gyroscope
Light sensor, Proximity sensor, Accelerometer, Compass, Gyroscope
Light sensor, Proximity sensor, Accelerometer, Barometer, Compass, Gyroscope

Operating System

Android v10 (Q)
Android v10 (Q)
Android v9.0 (Pie)

GPU

Mali-G72 MP3
Mali-G72 MP3
Mali-G76 MP12

Chipset

Samsung Exynos 9 Octa 9611
Samsung Exynos 9 Octa 9611
Samsung Exynos 9 Octa 9820

CPU

Octa core (2.3 GHz, Quad core, Cortex A73 + 1.7 GHz, Quad core, Cortex A53)
Octa core (2.3 GHz, Quad core, Cortex A73 + 1.7 GHz, Quad core, Cortex A53)
Octa core (2.73 GHz, Dual core, M4 Mongoose + 2.31 GHz, Dual core, Cortex A75 + 1.95 GHz, Quad core, Cortex A55)

Custom User Interface

Samsung One UI
Samsung One UI
Samsung One UI

Clock Speed

2.3 GHz
2.3 GHz
2.73 GHz

Architecture

64 bit
64 bit
64 bit

Process Technology

10 nm
10 nm
7 nm

Battery Capacity

6000 mAh
6000 mAh
3400 mAh

Battery Removable

No
No
No

Battery Type

Li-ion
Li-ion
Li-ion

Charger Type

Fast, 15W
Fast, 15W
Fast, 15W

USB Type-C

Yes
Yes
Yes

Fast Charging

Yes
Yes
Yes

Announced On

18-Mar-20
25-Feb-20
5-Feb-19

Market Status

Available
Available
Available

Brand

Samsung
Samsung
Samsung

Model Number

SM-M215FZKDINS
SM-M315FZKDINS
SM-G973FZBDINS

Price Status

Confirmed
Confirmed
Confirmed

Price

Rs. 13,499
Rs. 15,999
Rs. 71,000

GPS

Yes A-GPS, Glonass
Yes A-GPS, Glonass
Yes A-GPS, Glonass

Audio Features

Dolby Atmos
Dolby Atmos
Dolby Atmos

NFC

No
No
Yes

Network Support

4G
4G
4G

Bluetooth

Yes
Yes
Yes

3.5mm Audio Jack

Yes
Yes
Yes

SIM Size

SIM1: Nano, SIM2: Nano
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, ac/b/g/n/n 5GHz
Yes, Wi-Fi 802.11, a/ac/ax/b/g/n/n 5GHz, MIMO

Bluetooth Type

v5.0
v5.0
v5.0

Audio Jack

3.5 mm
3.5 mm
3.5 mm

SIM Slot(s)

Dual SIM, GSM+GSM
Dual SIM, GSM+GSM, Dual VoLTE
Dual SIM, GSM+GSM, Dual VoLTE

eSIM

No
No
No

Wi-Fi Features

Wi-Fi Direct, Mobile Hotspot
Wi-Fi Direct, Mobile Hotspot
Wi-Fi Direct, Mobile Hotspot

VoLTE

Yes
Yes
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 2600(band 38) / 2300(band 40) / 2500(band 41) / 1900(band 39), 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) / 850(band 18) / ...

SIM 2 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 2600(band 38) / 2300(band 40) / 2500(band 41) / 1900(band 39), 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) / 850(band 18) / ...

FM Radio

-
Yes
No

Front Video Recording

1920x1080 @ 30 fps
1920x1080 @ 30 fps
3840x2160 @ 30 fps, 1920x1080 @ 30 fps

Front Camera Features

HDR
HDR
Dual video call, Auto-HDR

Front Camera Setup

Single, 20MP
Single, 32MP
Single, 10MP

Front Camera 1 Resolution

20 MP
32 MP
10 MP

Front Camera 1 Type

f/2.2 Primary Camera
f/2.0 Primary Camera
f/1.9, Wide Angle Primary Camera

Front Camera 1 Lens

26 mm focal length
26 mm focal length, 2.8" sensor size, 0.8 micrometre pixel size
26 mm focal length, 1.22 micrometre pixel size

Front Sensor

CMOS
Exmor RS
-

Front Aperture

f/2.2
f/2.0
f/1.9

Front Flash

No
No
Yes, Screen flash

Weight

188 grams
191 grams
157 grams

Colors

Midnight Blue, Raven Black
Black, Blue
Prism White, Prism Black, Prism Green, Prism Blue, Prism Blue

Build

Back: Plastic
Back: Plastic
Back: Gorilla Glass

Dimensions

159 x 75.1 x 8.9 mm
159.2 x 75.1 x 8.9 mm
149.9 x 70.4 x 7.8 mm

SAR Value

Head: 0.468 W/kg
Head: 0.383 W/kg
Head: 0.93 W/kg

OIS

No
No
Yes

Rear Flash

Yes, LED Flash
Yes, LED Flash
Yes, LED Flash

Rear Video Recording

3840x2160 @ 30 fps, 1920x1080 @ 30 fps
3840x2160 @ 30 fps, 1920x1080 @ 30 fps, 1280x720 @ 240 fps
3840x2160 @ 60 fps, 1920x1080 @ 60 fps, 1280x720 @ 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
10 x Digital Zoom, Auto Flash, Face detection, Touch to focus

Rear Camera Setup

Triple, 48MP + 8MP + 5MP
Quad, 64MP + 8MP + 5MP + 5MP
Triple, 12MP + 12MP + 16MP

Rear Camera 1 Resolution

48 MP
64 MP
12 MP

Rear Camera 1 Type

f/2.0 (upto 4x Digital Zoom) Primary Camera
f/1.8 (upto 8x Digital Zoom) Primary Camera
f/1.5 (upto 10x Digital Zoom), Wide Angle (77 degree field-of-view) 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
26 mm focal length, 2.55" sensor size, 1.4 micrometre pixel size

Rear Camera 2 Resolution

8 MP
8 MP
12 MP

Rear Camera 2 Type

f/2.2, Wide Angle, Ultra-Wide Angle Camera
f/2.2, Wide Angle, Ultra-Wide Angle Camera
f/2.4 Telephoto (upto 2x Optical Zoom) Camera

Rear Camera 2 Lens

12 mm focal length, 4.0" sensor size, 1.12 micrometre pixel size
12 mm focal length, 4.0" sensor size, 1.12 micrometre pixel size
52 mm focal length, 3.6" sensor size, 1 micrometre pixel size

Rear Camera 3 Resolution

5 MP
5 MP
16 MP

Rear Camera 3 Type

f/2.2, Depth Camera
f/2.4, Macro Camera
f/2.2, Wide Angle, Ultra-Wide Angle Camera

Rear Sensor

CMOS image sensor
ISOCELL Plus
ISOCELL Plus

Rear Aperture

f/2.0
f/1.8
f/1.5

Rear Camera 3 Lens

-
25 mm focal length, 5.0" sensor size, 1.12 micrometre pixel size
12 mm focal length, 1 micrometre pixel size

Rear Camera 4 Resolution

-
5 MP
-

Rear Camera 4 Type

-
f/2.2, Depth Camera
-

Fingerprint Scanner

Yes
Yes
Yes

Fingerprint Scanner Position

Rear
Rear
On-Screen

Face Unlock

Yes
Yes
Yes

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