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Xiaomi Redmi 9T vs Samsung Galaxy M51 vs Samsung Galaxy M31

Key Feature Comparison

6.8

Xiaomi Redmi 9T

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7.3

Samsung Galaxy M51

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6.9

Samsung Galaxy M31

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At a Glance

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Octa core (2 GHz, Quad core, Kryo 260 + 1.8 GHz, Quad core, Kryo 260)

Qualcomm Snapdragon 662, Adreno 610

Octa core (2.2 GHz, Dual core, Kryo 470 + 1.8 GHz, Hexa Core, Kryo 470)

Qualcomm Snapdragon 730G, 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

6000 mAh

Li-Polymer, Fast, 18W

7000 mAh

Li-ion, Fast, 25W

6000 mAh

Li-ion, Fast, 15W

6.53 inches

395 ppi, FHD

6.7 inches

393 ppi, FHD

6.4 inches

403 ppi, FHD

Quad, 48MP + 8MP + 2MP + 2MP

1920x1080 @ 30 fps, 1280x720 @ 30 fps

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

3840x2160 @ 30 fps, 1920x1080 @ 30 fps

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

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

4G

Dual SIM, GSM+GSM

4G

Dual SIM, GSM+GSM

4G

Dual SIM, GSM+GSM, Dual VoLTE

Detailed Specs

Screen Size

6.53 inches
6.7 inches
6.4 inches

Screen Type

IPS LCD
Super AMOLED
Super AMOLED

Screen Resolution

1080 x 2340 pixels
1080 x 2400 pixels
1080 x 2340 pixels

Pixel Density

395 ppi
393 ppi
403 ppi

Aspect Ratio

19.5:9
20:09
19.5:9

Screen Protection

Gorilla Glass 3
Gorilla Glass 3
Gorilla Glass 3

Screen to Body Ratio

83.25%
91%
83.92%

Screen Design

Waterdrop notch
Punch hole
Regular notch

Screen Quality

FHD
FHD
FHD

Peak Brightness

400 nits
420 nits
-

Phone Variants

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

Sensors

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

Operating System

Android v10 (Q)
Android v10 (Q)
Android v10 (Q)

GPU

Adreno 610
Adreno 618
Mali-G72 MP3

Chipset

Qualcomm Snapdragon 662
Qualcomm Snapdragon 730G
Samsung Exynos 9 Octa 9611

CPU

Octa core (2 GHz, Quad core, Kryo 260 + 1.8 GHz, Quad core, Kryo 260)
Octa core (2.2 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

MIUI
Samsung One UI
Samsung One UI

Clock Speed

2 GHz
2.2 GHz
2.3 GHz

Architecture

64 bit
64 bit
64 bit

Process Technology

-
8 nm
10 nm

Battery Capacity

6000 mAh
7000 mAh
6000 mAh

Battery Removable

No
No
No

Battery Type

Li-Polymer
Li-ion
Li-ion

Charger Type

Fast, 18W
Fast, 25W
Fast, 15W

USB Type-C

Yes
Yes
Yes

Fast Charging

Yes
Yes
Yes

Announced On

8-Jan-21
31-Aug-20
25-Feb-20

Market Status

Launched Globally
Available
Available

Brand

Xiaomi
Samsung
Samsung

Price Status

Expected
Confirmed
Confirmed

Price

Rs. 14,290
Rs. 19,999
Rs. 15,999

Model Number

-
SM-M515FZBEINS
SM-M315FZKDINS

GPS

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

Audio Features

Hi-Res AudioStereo Speakers
Dolby Atmos
Dolby Atmos

NFC

Yes
Yes
No

Network Support

4G
4G
4G

Bluetooth

Yes
Yes
Yes

FM Radio

Yes
-
Yes

3.5mm Audio Jack

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

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 SIM, GSM+GSM, Dual VoLTE

eSIM

No
No
No

Wi-Fi Features

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) / 700(band 28) / 1900(band 2) / 850(band 5) / 800(band 20), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800...
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...
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...

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) / 700(band 28) / 1900(band 2) / 1700(band 4) / 850(band 5) / 800(band 20), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G ...
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...
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...

Front Video Recording

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

Front Camera Setup

Single, 8MP
Single, 32MP
Single, 32MP

Front Camera 1 Resolution

8 MP
32 MP
32 MP

Front Camera 1 Type

f/2.05 Primary Camera
f/2.2, Wide Angle Primary Camera
f/2.0 Primary Camera

Front Aperture

f/2.05
f/2.2
f/2.0

Front Camera Features

-
HDR
HDR

Front Camera 1 Lens

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

Front Sensor

-
Exmor RS
Exmor RS

Front Flash

-
No
No

Weight

198 grams
213 grams
191 grams

Colors

Carbon Grey, Sunset Orange, Twilight Blue, Ocean Green
Celestial Black, Electric Blue
Black, Blue

Build

Glass front (Gorilla Glass 3), plastic frame, plastic back
Back: Plastic
Back: Plastic

Dimensions

162.3 x 77.3 x 9.6 mm
163.9 x 76.3 x 9.5 mm
159.2 x 75.1 x 8.9 mm

SAR Value

-
Head: 1.381 W/kg
Head: 0.383 W/kg

Rear Flash

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

Rear Video Recording

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

Rear Camera Features

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

Rear Camera Setup

Quad, 48MP + 8MP + 2MP + 2MP
Quad, 64MP + 12MP + 5MP + 5MP
Quad, 64MP + 8MP + 5MP + 5MP

Rear Camera 1 Resolution

48 MP
64 MP
64 MP

Rear Camera 1 Type

f/1.79 Primary Camera
f/1.8 (upto 8x Digital Zoom), Wide Angle Primary Camera
f/1.8 (upto 8x Digital Zoom) Primary Camera

Rear Camera 1 Lens

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

Rear Camera 2 Resolution

8 MP
12 MP
8 MP

Rear Camera 2 Type

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

Rear Camera 3 Resolution

2 MP
5 MP
5 MP

Rear Camera 3 Type

f/2.4, Macro Camera
f/2.4, Macro Camera
f/2.4, Macro Camera

Rear Camera 4 Resolution

2 MP
5 MP
5 MP

Rear Camera 4 Type

f/2.4, Depth Camera
f/2.4, Depth Camera
f/2.2, Depth Camera

Rear Aperture

f/1.79
f/1.8
f/1.8

OIS

-
No
No

Rear Sensor

-
Exmor-RS CMOS Sensor, ISOCELL Plus
ISOCELL Plus

Fingerprint Scanner

Yes
Yes
Yes

Fingerprint Scanner Position

Side
Side
Rear

Face Unlock

Yes
Yes
Yes
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