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Samsung Galaxy A51 5G vs Samsung Galaxy A21
Samsung Galaxy A51 5G
vs
Samsung Galaxy A21
comparison
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Samsung Galaxy A51 5G
Samsung Galaxy A21
key specs
Display
6.50-inch
6.50-inch
Processor
octa-core
-
Front Camera
32-megapixel
13-megapixel
Rear Camera
48-megapixel + 12-megapixel + 5-megapixel + 5-megapixel
16-megapixel + 8-megapixel + 2-megapixel + 2-megapixel
RAM
6GB
3GB
Storage
128GB
32GB
Battery Capacity
4500mAh
4000mAh
OS
Android 10
Android 10
Resolution
1080x2400 pixels
-
general
Brand
Samsung
Samsung
Model
Galaxy A51 5G
Galaxy A21
Release date
April 9, 2020
April 8, 2020
Launched in India
Yes
-
Form factor
Touchscreen
Touchscreen
Dimensions (mm)
158.90 x 73.60 x 8.70
-
Weight (g)
187.00
-
Battery capacity (mAh)
4500
4000
Fast charging
Proprietary
Proprietary
Colours
Prism Crush Blue, Prism Crush Black, Prism Crush Pink, Prism Crush White
Black
Removable battery
-
No
Wireless charging
-
No
display
Screen size (inches)
6.50
6.50
Touchscreen
Yes
Yes
Resolution
1080x2400 pixels
-
hardware
Processor
octa-core (2x2.2GHz + 6x1.8GHz)
-
RAM
6GB
3GB
Internal storage
128GB
32GB
Expandable storage
Yes
Yes
Expandable storage type
microSD
microSD
Expandable storage up to (GB)
1000
512
Processor make
-
MediaTek Helio P35 (MT6765)
camera
Rear camera
48-megapixel (f/2.0) + 12-megapixel (f/2.2) + 5-megapixel (f/2.2) + 5-megapixel (f/2.4)
16-megapixel + 8-megapixel + 2-megapixel + 2-megapixel
Front camera
32-megapixel (f/2.2)
13-megapixel
Rear autofocus
-
Yes
Rear flash
-
Yes
Pop-Up Camera
-
No
software
Operating system
Android 10
Android 10
Skin
One UI 2.0
-
connectivity
Wi-Fi
Yes
Yes
Wi-Fi standards supported
802.11 ac
-
GPS
Yes
Yes
Bluetooth
Yes, v 5.00
Yes
NFC
Yes
-
USB OTG
Yes
-
USB Type-C
Yes
-
Headphones
3.5mm
-
FM
Yes
-
Number of SIMs
2
-
Wi-Fi Direct
Yes
-
sim 1
SIM Type
Nano-SIM
-
GSM/CDMA
GSM
-
3G
Yes
-
4G/ LTE
Yes
-
sim 2
SIM Type
Nano-SIM
-
GSM/CDMA
GSM
-
3G
Yes
-
4G/ LTE
Yes
-
sensors
Face unlock
Yes
-
Fingerprint sensor
Yes
Yes
In-Display Fingerprint Sensor
Yes
-
Compass/ Magnetometer
Yes
-
Proximity sensor
Yes
-
Accelerometer
Yes
-
Ambient light sensor
Yes
-
Gyroscope
Yes
-
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