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Samsung Galaxy S21 5G vs Xiaomi Redmi Note 10 Pro vs Samsung Galaxy M31s

Key Feature Comparison

7.6

Samsung Galaxy S21 5G

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7.3

Xiaomi Redmi Note 10 Pro

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6.9

Samsung Galaxy M31s

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At a Glance

Show differences only

Octa core (2.9 GHz, Single core, Cortex X1 + 2.8 GHz, Tri core, Cortex A78 + 2.2 GHz, Quad core, Cortex A55)

Samsung Exynos 2100, Mali-G78 MP14

Octa core (2.3 GHz, Dual core, Kryo 470 + 1.8 GHz, Hexa Core, Kryo 470)

Qualcomm Snapdragon 732G, Adreno 618

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

Samsung Exynos 9 Octa 9611, Mali-G72 MP3

4000 mAh

Li-ion, Fast, 25W

5020 mAh

Li-Polymer, Fast, 33W

6000 mAh

Li-ion, Fast, 25W

6.2 inches

424 ppi, FHD

6.67 inches

395 ppi, FHD

6.5 inches

405 ppi, FHD

Triple, 12MP + 64MP + 12MP

7680x4320 @ 24 fps, 3840x2160 @ 30 fps, 1920x1080 @ 60 fps, 1280x720 @ 960 fps

Quad, 64MP + 8MP + 5MP + 2MP

3840x2160 @ 30 fps, 1920x1080 @ 60 fps

Quad, 64MP + 12MP + 5MP + 5MP

3840x2160 @ 30 fps

5G

Dual SIM, GSM+GSM

4G

Dual SIM, GSM+GSM, Dual VoLTE

4G

Dual SIM, GSM+GSM

Detailed Specs

Screen Size

6.2 inches
6.67 inches
6.5 inches

Screen Type

AMOLED
Super AMOLED
Super AMOLED

Screen Resolution

1080 x 2400 pixels
1080 x 2400 pixels
1080 x 2400 pixels

Pixel Density

424 ppi
395 ppi
405 ppi

Aspect Ratio

20:09
20:09
20:09

Screen Protection

Corning Gorilla Glass
Gorilla Glass 5
Gorilla Glass 3

Screen to Body Ratio

85.92%
85.80%
91%

Screen Design

Punch hole
Punch hole
Punch hole

Screen Refresh Rate

120 Hz
120 Hz
60 Hz

Screen Quality

FHD
FHD
FHD

Peak Brightness

1300 nits
1200 nits
420 nits

Phone Variants

8GB 256GB, 8GB 128GB
6GB 64GB, 8GB 128GB, 6GB 128GB
8GB 128GB, 6GB 128GB

Expandable Storage

No
Yes
Yes

Storage Type

UFS 3.1
UFS 2.2
UFS 2.1

OTG Support

Yes
Yes
-

RAM Type

-
LPDDR4X
LPDDR4X

Expandable Storage Capacity

-
Yes, 512 GB
Yes, 512 GB

Sensors

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

Operating System

Android v11
Android v11
Android v10 (Q)

GPU

Mali-G78 MP14
Adreno 618
Mali-G72 MP3

Chipset

Samsung Exynos 2100
Qualcomm Snapdragon 732G
Samsung Exynos 9 Octa 9611

CPU

Octa core (2.9 GHz, Single core, Cortex X1 + 2.8 GHz, Tri core, Cortex A78 + 2.2 GHz, Quad core, Cortex A55)
Octa core (2.3 GHz, Dual core, Kryo 470 + 1.8 GHz, Hexa Core, Kryo 470)
Octa core (2.3 GHz, Quad core, Cortex A73 + 1.7 GHz, Quad core, Cortex A53)

Custom User Interface

Samsung One UI
MIUI
Samsung One UI

Clock Speed

2.9 GHz
2.3 GHz
2.3 GHz

Architecture

64 bit
64 bit
64 bit

Process Technology

5 nm
8 nm
10 nm

Battery Capacity

4000 mAh
5020 mAh
6000 mAh

Battery Removable

No
No
No

Battery Type

Li-ion
Li-Polymer
Li-ion

Charger Type

Fast, 25W
Fast, 33W
Fast, 25W

USB Type-C

Yes
Yes
Yes

Fast Charging

Yes
Yes
Yes

Wireless Charging

Yes
-
-

Charging Time

-
100 % in 74 minutes
-

Announced On

14-Jan-21
17-Mar-21
30-Jul-20

Market Status

Available
Available
Available

Brand

Samsung
Xiaomi
Samsung

Model Number

SM-G991BZVDINU
M2101K6P
SM-M317FZBDINS

Price Status

Confirmed
Confirmed
Confirmed

Price

Rs. 69,450
Rs. 17,499
Rs. 18,499

GPS

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

Audio Features

Dolby AtmosNoise cancellation microphoneStereo SpeakersStereo Speakers by AKG
Dual Stereo Speakers
Dolby Atmos

NFC

Yes
No
No

Network Support

5G
4G
4G

Bluetooth

Yes
Yes
Yes

FM Radio

No
-
-

3.5mm Audio Jack

No
Yes
Yes

SIM Size

SIM1: Nano, SIM2: Nano
SIM1: Nano, SIM2: Nano
SIM1: Nano, SIM2: Nano

Wi-Fi

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

Bluetooth Type

v5.1
v5.0
v5.0

Audio Jack

USB Type-C
3.5 mm
3.5 mm

SIM Slot(s)

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

eSIM

No
No
No

Wi-Fi Features

Mobile Hotspot
Mobile Hotspot
Wi-Fi Direct, Mobile Hotspot

VoLTE

Yes
Yes
Yes

SIM 1 Bands

5G Bands: FDD N1 / N3 / N5 / N7 / N8 / N20 / N28, TDD N38 / N40 / N41 / N77 / N78, 4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) / 3500(band 42), FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 1900(b...
4G Bands: TD-LTE 2300(band 40) / 2500(band 41), FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 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...
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 17) / 800(band 20) / 850(band 26), 3G Bands: UMTS 19...

SIM 2 Bands

5G Bands: FDD N1 / N3 / N5 / N7 / N8 / N20 / N28, TDD N38 / N40 / N41 / N77 / N78, 4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) / 3500(band 42), FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 1900(b...
4G Bands: TD-LTE 2300(band 40) / 2500(band 41), FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 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...
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 17) / 800(band 20) / 850(band 26), 3G Bands: UMTS 19...

Front Video Recording

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

Front Camera Features

Dual video call, Auto-HDR
-
HDR

Front Camera Setup

Single, 10MP
Single, 16MP
Single, 32MP

Front Camera 1 Resolution

10 MP
16 MP
32 MP

Front Camera 1 Type

f/2.2, Wide Angle Primary Camera
f/2.45, Wide Angle Primary Camera
f/2.2 Primary Camera

Front Camera 1 Lens

26 mm focal length, 3.2" sensor size, 1.22 micrometre pixel size
3" sensor size, 1 micrometre pixel size
26 mm focal length, 2.8" sensor size, 0.8 micrometre pixel size

Front Aperture

f/2.2
f/2.45
f/2.2

Weight

171 grams
192 grams
203 grams

Colors

Phantom Violet, Phantom Gray, Phantom White, Phantom Pink
Vintage Bronze, Glacial Blue, Dark Night, Dark Nebula
Mirage Black, Mirage Blue

Build

Glass front (Gorilla Glass Victus), plastic back, aluminum frame
Glass front (Gorilla Glass 5), glass back (Gorilla Glass 5), plastic frame
Back: Plastic

Dimensions

151.7 x 71.2 x 7.9 mm
164.5 x 76.1 x 8.1 mm
159.3 x 74.4 x 9.3 mm

OIS

Yes
-
No

Rear Flash

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

Rear Video Recording

7680x4320 @ 24 fps, 3840x2160 @ 30 fps, 1920x1080 @ 60 fps, 1280x720 @ 960 fps
3840x2160 @ 30 fps, 1920x1080 @ 60 fps
3840x2160 @ 30 fps

Rear Camera Features

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

Rear Camera Setup

Triple, 12MP + 64MP + 12MP
Quad, 64MP + 8MP + 5MP + 2MP
Quad, 64MP + 12MP + 5MP + 5MP

Rear Camera 1 Resolution

12 MP
64 MP
64 MP

Rear Camera 1 Type

f/1.8, Wide Angle Primary Camera
f/1.9, Wide Angle Primary Camera
f/1.8 (upto 10x Digital Zoom), Wide Angle Primary Camera

Rear Camera 1 Lens

26 mm focal length, 1.7" sensor size, 1.8 micrometre pixel size
26 mm focal length, 1.97" sensor size, 0.7 micrometre pixel size
26 mm focal length, 1.7" sensor size, 0.8 micrometre pixel size

Rear Camera 2 Resolution

64 MP
8 MP
12 MP

Rear Camera 2 Type

f/2.0 Telephoto Camera
f/2.2, Wide Angle, Ultra-Wide Angle Camera
f/2.2, Wide Angle, Ultra-Wide Angle Camera

Rear Camera 2 Lens

28 mm focal length, 1.7" sensor size, 0.8 micrometre pixel size
4.0" sensor size, 1.12 micrometre pixel size
-

Rear Camera 3 Resolution

12 MP
5 MP
5 MP

Rear Camera 3 Type

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

Rear Camera 3 Lens

13 mm focal length, 2.55" sensor size, 1.4 micrometre pixel size
-
-

Rear Aperture

f/1.8
f/1.9
f/1.8

Rear Camera 4 Resolution

-
2 MP
5 MP

Rear Camera 4 Type

-
f/2.4, Depth Camera
f/2.4, Depth Camera

Rear Sensor

-
ISOCELL Plus
Exmor-RS CMOS Sensor

Fingerprint Scanner

Yes
Yes
Yes

Fingerprint Scanner Position

On-Screen
Side
Side

Fingerprint Scanner Type

Ultrasonic
-
-

Face Unlock

Yes
Yes
Yes
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