Phone Comparison - Samsung Galaxy M31 vs Samsung Galaxy A72 vs Xiaomi Redmi 9T

Price Comparison (India) - -

general General Info

Manufacturer Samsung Samsung Xiaomi
Announced 2020, February 25 2021, March 17 January 2021
Status Available. Released 2020, March 5 Coming soon. Exp. release 2021, March 26 Coming Soon - January 2021
Price Rs. 14,999 ($0.00) [Similarly Priced] - -
Colors Ocean Blue, Space Black, Red Awesome Black, Awesome White, Awesome Violet, Awesome Blue Carbon Gray, Twilight Blue, Sunrise Orange, Ocean Green
Form Factor Candybar Candybar Candybar
Dimension 159.2 x 75.1 x 8.9 mm
(6.27 x 2.96 x 0.35 in)
165 x 77.4 x 8.4 mm
(6.5 x 3.05 x 0.33 in)
162.3 x 77.3 x 9.6 mm
(6.39 x 3.04 x 0.38 in)
Weight 191 g (6.74 oz) 203 g (7.16 oz) 198 g (6.98 oz)
SIM Type Dual SIM (Nano-SIM, dual stand-by) Single SIM (Nano-SIM), Dual SIM (Nano-SIM, dual stand-by) Dual SIM (Nano-SIM, dual stand-by)
2G Network GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G Network LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800), 38(2600), 40(2300), 41(2500) LTE 1, 2, 3, 4, 5, 7, 8, 20, 28, 38, 40, 41
Messaging
Build Features - Fingerprint Sensor
- Fingerprint Sensor (under display, optical)
- Fingerprint Sensor
Water-repellent coating

hardware Hardware and OS

OS Android 10.0 Android 11 Android 10
User Interface One UI 2.0 One UI 3.0 MIUI 12
Processor Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53), Exynos 9611 (10nm) Octa-core (2x2.3 GHz Kryo 465 Gold & 6x1.8 GHz Kryo 465 Silver), Qualcomm SM7125 Snapdragon 720G (8 nm) Octa-core (4x2.0 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver), Qualcomm SM6115 Snapdragon 662 (11 nm)
GPU Mali-G72 MP3 Adreno 618 Adreno 610
RAM 6 GB 8 GB 6 GB
Internal Memory 128 GB 128 GB 128 GB
External Memory microSD, up to 512 GB microSDXC (dedicated slot) microSDXC (dedicated slot)

display Display

Type Full HD+ Infinity-U Super AMOLED Capacitive Touchscreen FHD+ Super AMOLED Screen
90Hz Refresh Rate
800 nits (peak)
Corning Gorilla Glass 5
IPS LCD Screen
400 nits (typ)
Corning Gorilla Glass 3
Colors 16M colors 16M Colour 16M Colour
Size 6.4 inches 6.7 inches 6.53 inches
Resolution 1080 x 2340 pixels (403 ppi) 1080 x 2400 pixels (393 ppi) 1080 x 2340 pixels (395 ppi)
Screen-to-Body Ratio 83.97% 84.78% 83.29%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes yes yes
Radio Yes Unspecified FM radio
Games Yes + Downloadable Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes

camera Camera

Rear Camera 64 MP + 8 MP + 5 MP + 5 MP 64 MP + 8 MP + 12 MP + 2 MP 48 MP + 8 MP + 2 MP + 2 MP
Flash LED Flash LED flash LED Flash
Features 64 MP, f/1.8, 26mm (wide), 1/1.72", 0.8µm, PDAF
8 MP, f/2.2, 12mm (ultrawide), 1/4.0", 1.12µm
5 MP, f/2.2, 25mm (macro), 1/5.0", 1.12µm
5 MP, f/2.2, (depth)
HDR, Panorama
64 MP, f/1.8, 26mm (wide), PDAF, OIS
8 MP, f/2.4, (telephoto), PDAF, OIS, 3x optical zoom
12 MP, f/2.2, 123˚ (ultrawide)
5 MP, f/2.4, (macro)
panorama, HDR
48 MP, f/1.8, 26mm (wide), 1/2.0", 0.8µm, PDAF
8 MP, f/2.2, 120˚ (ultrawide), 1/4.0", 1.12µm
2 MP, f/2.4, (macro)
2 MP, f/2.4, (depth)
HDR, panorama
Video 2160p@30fps, 1080p@30fps, gyro-EIS 4K@30fps, 1080p@30/120fps; gyro-EIS 1080p@30fps
Front Camera 32 MP, f/2.0, 26mm (wide), 1/2.8", 0.8µm
HDR
1080p@30fps [Similar]
32 MP, f/2.0, 26mm (wide), 1/2.8", 0.8µm
HDR
1080p@30fps [Similar]
8 MP, f/2.0, 27mm (wide), 1/4.0", 1.12µm
1080p@30fps [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSPA, LTE-A HSPA 42.2/5.76 Mbps, LTE-A HSPA 42.2/5.76 Mbps, LTE-A
Bluetooth 5.0, A2DP, LE 5.0, A2DP, LE 5.0, A2DP, LE
Wi-Fi Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
USB 2.0, Type-C 1.0 reversible connector 2.0, Type-C 1.0 reversible connector, USB On-The-Go USB Type-C 2.0, USB On-The-Go
GPS Yes, with A-GPS, GLONASS Yes, with A-GPS, GLONASS, GALILEO, BDS Yes, with A-GPS, GLONASS, GALILEO, BDS
Browser Yes Yes Yes

memory User Memory

Internal 128 GB, 6 GB RAM or 64 GB, 4 GB RAM 128 GB, 8 GB RAM or 128 GB, 6 GB RAM (UFS 2.1) 128 GB, 6 GB RAM or 128 GB (UFS 2.2), 4 GB RAM or 64 GB (UFS 2.1), 4 GB RAM
Expandable Storage microSD, up to 512 GB microSDXC (dedicated slot) microSDXC (dedicated slot)
USB OTG Yes Supported Supported

Apps Sensors

Fingerprint fingerprint supported fingerprint supported fingerprint supported
Proximity Sensor proximity sensor present proximity sensor present proximity sensor present
Accelerometer Sensor accelerometer sensor present accelerometer sensor present accelerometer sensor present
Magnetic-Field Sensor (Compass) magnetic field sensor present magnetic field sensor present magnetic field sensor present
Gyroscope Sensor gyroscope sensor present gyroscope sensor present gyroscope sensor not present
NFC NFC not supported NFC supported NFC supported

battery Battery

Type Non-removable Li-Po Battery
Fast battery charging 15W
Non-removable Li-Po Battery
Fast battery charging 25W
Non-removable Li-Po Battery
Fast battery charging 18W
Reverse charging 2.5W
Capacity 6000 mAh 5000 mAh 6000 mAh
Stand by - - -
Talk Time - - -