Realme C63 5g vs Samsung Galaxy M21 2021

Key Specs

Battery
-	6000 mAh
Display
-	6.4 inches (16.26 cm)
Front Camera
-	20 MP
Processor
-	Samsung Exynos 9 Octa 9611
RAM
-	4 GB
Rear Camera
-	48 MP + 8 MP + 5 MP

Audio

Audio Jack
3.5 mm	-
Loudspeaker
Yes	-

Battery

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

Camera

Autofocus
Yes	-
Flash
Yes, LED Flash	-
Front Camera
8 MP	-
Image Resolution
6500 x 4920 Pixels	-
Rear Camera
32 MP	-
Shooting Modes
Continuous Shooting High Dynamic Range mode (HDR)	-
Video Recording
1920x1080 @ 30 fps 1280x720 @ 30 fps	-

Design

Build Material
-	Back: Plastic
Colours
Starry Gold, Forest Green	Arctic Blue, Charcoal Black
Height
-	159 mm
Ruggedness
Dust proof	-
Thickness
-	8.9 mm
Weight
192 grams	192 grams
Width
-	75.1 mm

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Dimensions

Height
165.6 mm	-
Thickness
7.94 mm	-
Width
76.1 mm	-

Display

Aspect Ratio
20:9	19.5:9
Bezel-less display
Yes with punch-hole display	Yes with notch
Brightness
500 nits	420 nits
Display Type
IPS LCD	Super AMOLED
Pixel Density
264 ppi	403 ppi
Refresh Rate
120 Hz	60 Hz
Resolution
720x1604 px (HD+)	1080x2340 px (FHD+)
Screen Protection
-	Corning Gorilla Glass v3
Screen Size
6.67 inches (16.94 cm)	6.4 inches (16.26 cm)
Screen to Body Ratio (calculated)
-	84.02 %
Screen to Body Ratio (claimed by the brand)
89.97 %	-
Touch Screen
-	Yes, Capacitive Touchscreen, Multi-touch

Front Camera

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

General

Brand
realme	Samsung
Custom UI
Realme UI	Samsung One UI
Launch Date
August 20, 2024	July 26, 2021
Operating System
Android v14	Android v11

Main Camera

Autofocus
-	Yes
Camera Features
-	10 x Digital Zoom Auto Flash Face detection Touch to focus
Camera Setup
-	Triple
Flash
-	Yes, LED Flash
Image Resolution
-	8000 x 6000 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
Sensor
-	S5KGM2, ISOCELL Plus
Settings
-	Exposure compensation, ISO control
Shooting Modes
-	Continuous Shooting High Dynamic Range mode (HDR)
Video Recording
-	3840x2160 @ 30 fps 1920x1080 @ 30 fps

Multimedia

Audio Jack
-	3.5 mm
Loudspeaker
-	Yes

Network & Connectivity

Bluetooth
Yes, v5.3	Yes, v5.0
GPS
Yes with A-GPS, Glonass	Yes with A-GPS, Glonass
NFC
No	No
Network Support
5G 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
SIM 1
5G Bands: FDD N1 / N3 / N5 / N8 / N28 TDD N40 / N41 / N77 / N78 4G Bands: TD-LTE 2300(band 40) / 2500(band 41) FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 700(band 28) / 850(band 5) 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz 2G Bands: GSM 1800 / 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) / 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
SIM 2
5G Bands: FDD N1 / N3 / N5 / N8 / N28 TDD N40 / N41 / N77 / N78 4G Bands: TD-LTE 2300(band 40) / 2500(band 41) FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 700(band 28) / 850(band 5) 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz 2G Bands: GSM 1800 / 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) / 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
SIM Size
SIM1: Nano, SIM2: Nano (Hybrid)	SIM1: Nano, SIM2: Nano
SIM Slot(s)
Dual SIM, GSM+GSM	Dual SIM, GSM+GSM
USB Connectivity
-	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

Performance

Architecture
-	64 bit
CPU
-	Octa core (2.3 GHz, Quad core, Cortex A73 + 1.7 GHz, Quad core, Cortex A53)
Chipset
-	Samsung Exynos 9 Octa 9611
Fabrication
-	10 nm
Graphics
Mali-G57 MC2	Mali-G72 MP3
Processor
MediaTek Dimensity 6300	-
RAM
4 GB	4 GB
RAM Type
LPDDR4X	LPDDR4X
RAM type
-	LPDDR4X

Sensors

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

Storage

Expandable Memory
Yes, Up to 2 TB	Yes, Up to 512 GB
Internal Memory
128 GB	64 GB
Storage Type
UFS 2.2	UFS 2.1
USB OTG
-	Yes
User Available Storage
-	Up to 48.6 GB