Samsung Galaxy M21 2021 vs Xiaomi Redmi 12 5g

Key Specs

Battery
6000 mAh	5000 mAh
Display
6.4 inches (16.26 cm)	6.79 inches (17.25 cm)
Front Camera
20 MP	8 MP
Processor
Samsung Exynos 9 Octa 9611	Qualcomm Snapdragon 4 Gen 2
RAM
4 GB	4 GB
Rear Camera
48 MP + 8 MP + 5 MP	50 MP + 2 MP

Battery

Capacity
6000 mAh	5000 mAh
Quick Charging
Yes, Fast, 15W	Yes, Fast, 18W
Removable
No	No
Standby time
-	Up to 672 Hours(2G)
TalkTime
Up to 49 Hours(4G)	-
Type
Li-ion	Li-Polymer
USB Type-C
Yes	Yes

Design

Build Material
Back: Plastic	Back: Mineral Glass
Colours
Arctic Blue, Charcoal Black	Moonstone Sliver, Pastel Blue, Jade Black
Height
159 mm	168.6 mm
Ruggedness
-	Dust proof
Thickness
8.9 mm	8.1 mm
Waterproof
-	Yes, Splash proof, IP53
Weight
192 grams	199 grams Below
Width
75.1 mm	76.2 mm

Display

Aspect Ratio
19.5:9	20:9
Bezel-less display
Yes with notch	Yes with punch-hole display
Brightness
420 nits	550 nits
Display Type
Super AMOLED	IPS LCD
Pixel Density
403 ppi	396 ppi
Refresh Rate
60 Hz	90 Hz
Resolution
1080x2340 px (FHD+)	1080x2460 px (FHD+)
Screen Protection
Corning Gorilla Glass v3	Corning Gorilla Glass v3
Screen Size
6.4 inches (16.26 cm)	6.79 inches (17.25 cm)
Screen to Body Ratio (calculated)
84.02 %	85.35 %
Screen to Body Ratio (claimed by the brand)
-	91 %
Touch Screen
Yes, Capacitive Touchscreen, Multi-touch	Yes, Capacitive Touchscreen, Multi-touch

Front Camera

Autofocus
No	-
Camera Setup
Single	Single
Flash
No	-
Resolution
20 MP f/2.2, Wide Angle, Primary Camera(26 mm focal length)	8 MP f/2.0, Wide Angle, Primary Camera
Video Recording
1920x1080 @ 30 fps	1920x1080 @ 30 fps

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General

Brand
Samsung	Xiaomi
Custom UI
Samsung One UI	HyperOS
Launch Date
July 26, 2021 (Official)	August 4, 2023 (Official)
Operating System
Android v11	Android v13

Main Camera

Autofocus
Yes	Yes
Camera Features
10 x Digital Zoom Auto Flash Face detection Touch to focus	Digital Zoom Auto Flash Face detection Touch to focus Voice Shutter
Camera Setup
Triple	Dual
Flash
Yes, LED Flash	Yes, LED Flash
Image Resolution
8000 x 6000 Pixels	8150 x 6150 Pixels
OIS
No	-
Resolution
48 MP f/2.0, Wide Angle, Primary Camera(26 mm focal length, 2" sensor size, 0.8µm pixel size)8 MP f/2.2, Ultra-Wide Angle Camera(4.0" sensor size, 1.12µm pixel size)5 MP f/2.2, Depth Camera	50 MP f/1.8, Wide Angle, Primary Camera 2 MP f/2.4, Depth Camera
Sensor
S5KGM2, ISOCELL Plus	-
Settings
Exposure compensation, ISO control	Exposure compensation, ISO control
Shooting Modes
Continuous Shooting High Dynamic Range mode (HDR)	Continuous Shooting High Dynamic Range mode (HDR) Burst mode
Video Recording
3840x2160 @ 30 fps 1920x1080 @ 30 fps	1920x1080 @ 30 fps 1280x720 @ 30 fps

Multimedia

Audio Jack
3.5 mm	3.5 mm
Loudspeaker
Yes	Yes
Stereo Speakers
-	Yes

Network & Connectivity

Bluetooth
Yes, v5.0	Yes, v5.3
GPS
Yes with A-GPS, Glonass	Yes with A-GPS, Glonass
NFC
No	No
Network Support
5G Not Supported in India, 4G Supported in India, 3G, 2G	5G Supported in India, 4G Supported in India, 3G, 2G
SAR Value
Head: 0.47 W/kg	Head: 1.070 W/kg, Body: 0.723 W/kg
SIM 1
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: Available EDGE: Available	5G Bands: FDD N1 / N3 / N5 / N8 / N28 TDD N40 / N78 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
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: Available EDGE: Available	5G Bands: FDD N1 / N3 / N5 / N8 / N28 TDD N40 / N78 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 Size
SIM1: Nano, SIM2: Nano	SIM1: Nano, SIM2: Nano (Hybrid)
SIM Slot(s)
Dual SIM, GSM+GSM	Dual SIM, GSM+GSM
USB Connectivity
Mass storage device, USB charging	Mass storage device, USB charging
VoLTE
Yes	Yes
Wi-Fi
Yes, Wi-Fi 5 (802.11 a/b/g/n/ac) 5GHz	Yes, Wi-Fi 5 (802.11 a/b/g/n/ac) 5GHz
Wi-Fi Features
Wi-Fi Direct, Mobile Hotspot	Mobile Hotspot

Performance

Architecture
64 bit	64 bit
CPU
Octa core (2.3 GHz, Quad core, Cortex A73 + 1.7 GHz, Quad core, Cortex A53)	Octa core (2.2 GHz, Dual core, Cortex A78 + 1.8 GHz, Hexa Core, Cortex A55)
Chipset
Samsung Exynos 9 Octa 9611	Qualcomm Snapdragon 4 Gen 2
Fabrication
10 nm	4 nm
Graphics
Mali-G72 MP3	Adreno 613
RAM type
LPDDR4X	LPDDR4X

Sensors

Fingerprint Sensor
Yes	Yes
Fingerprint Sensor Position
Rear	Side
Other Sensors
Light sensor, Proximity sensor, Accelerometer, Compass, Gyroscope	Light sensor, Accelerometer, Compass

Storage

Expandable Memory
Yes, Up to 512 GB	Yes, Up to 1 TB
Internal Memory
64 GB	128 GB
Storage Type
UFS 2.1	UFS 2.2
USB OTG
Yes	Yes
User Available Storage
Up to 48.6 GB	-