Samsung Galaxy M21 2021 vs Realme Narzo 50a

Key Specs

Battery
6000 mAh	6000 mAh
Display
6.4 inches (16.26 cm)	6.5 inches (16.51 cm)
Front Camera
20 MP	8 MP
Processor
Samsung Exynos 9 Octa 9611	MediaTek Helio G85
RAM
4 GB	4 GB
Rear Camera
48 MP + 8 MP + 5 MP	50 MP + 2 MP + 2 MP

Battery

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

Design

Build Material
Back: Plastic	Back: Plastic
Colours
Arctic Blue, Charcoal Black	Oxygen Green, Oxygen Blue
Height
159 mm	164.5 mm
Thickness
8.9 mm	9.6 mm
Weight
192 grams	207 grams
Width
75.1 mm	75.9 mm

Display

Aspect Ratio
19.5:9	20:9
Bezel-less display
Yes with notch	Yes with waterdrop notch
Brightness
420 nits	570 nits
Display Type
Super AMOLED	IPS LCD
Pixel Density
403 ppi	270 ppi
Refresh Rate
60 Hz	60 Hz
Resolution
1080x2340 px (FHD+)	720x1600 px (HD+)
Screen Protection
Corning Gorilla Glass v3	-
Screen Size
6.4 inches (16.26 cm)	6.5 inches (16.51 cm)
Screen to Body Ratio (calculated)
84.02 %	81.7 %
Screen to Body Ratio (claimed by the brand)
-	88.7 %
Touch Screen
Yes, Capacitive Touchscreen, Multi-touch	Yes, Capacitive Touchscreen, Multi-touch

Front Camera

Autofocus
No	-
Camera Features
-	Fixed Focus
Camera Setup
Single	Single
Flash
No	Yes, Screen flash
Resolution
20 MP f/2.2, Wide Angle, Primary Camera(26 mm focal length)	8 MP f/2, Wide Angle, Primary Camera(4.0" sensor size, 1.12µm pixel size)
Video Recording
1920x1080 @ 30 fps	-

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General

Brand
Samsung	realme
Custom UI
Samsung One UI	Realme UI
Launch Date
July 26, 2021 (Official)	September 24, 2021 (Official)
Operating System
Android v11	Android v11

Main Camera

Autofocus
Yes	Yes, Phase Detection autofocus
Camera Features
10 x Digital Zoom Auto Flash Face detection Touch to focus	10 x Digital Zoom Auto Flash Face detection Filters Touch to focus
Camera Setup
Triple	Triple
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 (77° field-of-view), Primary Camera(26.79 mm focal length, 2.7" sensor size)2 MP f/2.4, Macro Camera(21.9 mm focal length, 5.0" sensor size, 1.75µm pixel size)2 MP f/2.4, Depth Camera(21.9 mm focal length, 5.0" sensor size, 1.75µm pixel size)
Sensor
S5KGM2, ISOCELL Plus	S5KJN1, ISO-CELL
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)
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

Network & Connectivity

Bluetooth
Yes, v5.0	Yes, v5.0
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 Not Supported in India, 4G Supported in India, 3G, 2G
SAR Value
Head: 0.47 W/kg	Head: 0.983 W/kg, Body: 0.554 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	4G Bands: TD-LTE 2600(band 38) / 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	4G Bands: TD-LTE 2600(band 38) / 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
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)
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 GHz, Dual core, Cortex A75 + 1.8 GHz, Hexa Core, Cortex A55)
Chipset
Samsung Exynos 9 Octa 9611	MediaTek Helio G85
Fabrication
10 nm	12 nm
Graphics
Mali-G72 MP3	Mali-G52 MC2
RAM type
LPDDR4X	LPDDR4X

Sensors

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

Storage

Expandable Memory
Yes, Up to 512 GB	Yes, Up to 256 GB
Internal Memory
64 GB	64 GB
Storage Type
UFS 2.1	eMMC 5.1
USB OTG
Yes	Yes
User Available Storage
Up to 48.6 GB	-