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General Information
Model Name
Galaxy A21
Model type
Bar
Colors
Black ()
Announced
2020, April
Released
2020, June
Physical specifications
Dimensions
Bar: 163.7 x 75.3 x 8.9 mm
Weights
192g
Operating system
Operating system
Android 10
One UI version
2.0
Networks
SIM
Dual SIM model
SIM card sizes
Nano-SIM (4FF)
Networks
2G3G4G
eSIM support
No
Display
Kind
Main Display
Name
Infinity-O Display
Technology
PLS TFT LCD
Size
6.5 inch / 165.10 mm
Resolution
HD+ / 1600x720 pixels
Pixel density
270 PPI
Screen to body ratio
~79.3%
Processors
Memory
RAM/ROM sizes
3 GB RAM with 32 GB ROM
External memory support
Yes
External memory support maximum
512 GB
Sensors
Accelerometer
Yes
Fingerprint sensor
Yes
Geomagnetic sensor
Yes
Gyro sensor
Yes
Proximity sensor
Yes
Virtual Light Sensing
Yes
Video
Max. Video Recording Resolution
FHD video recording at 30 fps (1920x1080)
External memory support
Yes
External memory support maximum
512 GB
Front Camera
Flash
No
Kind
Selfie Camera
Megapixels
13MP
Aperture
F2.2
Rear Camera
Flash
Yes
Digital Zoom
Yes
Kind
Wide-angle Camera
Megapixels
16MP
Aperture
F1.8
Pixel size
1.0μm
Extras
PDAF
Kind
Ultra Wide Camera
Megapixels
8MP
Aperture
F2.2
Pixel size
1.12μm
Kind
Depth Camera
Megapixels
2MP
Aperture
F2.4
Kind
Macro Camera
Megapixels
2MP
Aperture
F2.4
Connectivity
ANT+
No
USB version
Type C
3.5mm Headphonejack
Yes
Location technology
GPSGalileoGlonassBeiDou
Wi-Fi
Yes
Wi-Fi Direct
Yes
NFC
No
Bluetooth Version
5.0
Battery
Standard battery capacity
4000mAh
Removable battery
No
Wired fast charging
Yes
Wired fast charging watt
15