Display
Size:
6.5 inches
6.5 inches
Resolution:
1600 x 720 pixels, 20:9 ratio, 270 PPI
1600 x 720 pixels, 20:9 ratio, 270 PPI
Technology:
TFT
LCD
Screen-to-body:
82.94 %
85.80 %
Features:
Proximity sensor
Ambient light sensor, Proximity sensor
Hardware
System chip:
Samsung Exynos 850
Mediatek Helio P35 MT6765 (12 nm)
Processor:
Octa-core, 8x 2.0GHz Cortex-A55, 64-bit
Octa-core, 4x 2.3GHz Cortex-A53 + 4x 1.8GHz Cortex-A53, 64-bit
GPU:
Mali-G76
PowerVR GE8320
RAM:
3GB LPDDR4
4GB LPDDR4
Internal storage:
32GB (eMMC 5.1), available to use: 19.5 GB
64GB (eMMC 5.1), available to use: 48.2 GB
Storage expansion:
microSDXC up to 512 GB
microSDXC up to 1024 GB
Device type:
Smartphone
Smartphone
OS:
Android (10), Samsung One UI
Android (10), Samsung One UI UI
Battery
Capacity:
5000 mAh
5000 mAh
Type:
Li - Polymer, Not user replaceable
Li - Polymer, Not user replaceable
Charging:
Fast charging
Samsung Adaptive Fast Charging
Max charge speed:
Wired: 15.0W
Camera
Rear:
Quad camera
Quad camera
Main camera:
48 MP (PDAF)
48 MP (Autofocus)
Specifications:
Aperture size: F2.0; Focal length: 26 mm; Sensor size: 1/2"; Pixel size: 0.8 μm
Aperture size: F2.0; Focal length: 26 mm
Second camera:
8 MP (Ultra-wide)
5 MP (Ultra-wide)
Specifications:
Aperture size: F2.2; Sensor size: 1/4"; Pixel size: 1.12 μm
Aperture size: F2.2
Third camera:
2 MP (Macro)
2 MP (Macro)
Specifications:
Aperture size: F2.4
Aperture size: F2.4
Fourth camera:
2 MP (Depth information)
2 MP (Depth information)
Specifications:
Aperture size: F2.4
Aperture size: F2.4
Video recording:
1920x1080 (Full HD) (30 fps)
1920x1080 (Full HD) (30 fps)
Front:
13 MP
8 MP
Video capture:
1920x1080 (Full HD)
Design
Dimensions:
6.44 x 2.96 x 0.35 inches (163.7 x 75.3 x 8.9 mm)
6.46 x 2.98 x 0.35 inches (164 x 75.8 x 8.9 mm)
Weight:
6.77 oz (192.0 g)
7.23 oz (205.0 g)
Materials:
Back: Plastic; Frame: Plastic
Biometrics:
2D Face unlock, Fingerprint (touch)
Fingerprint (touch)
Keys:
Right: Volume control, Lock/Unlock key
Right: Volume control, Lock/Unlock key
Colors:
Black, White, Blue, Red
Black, White, Blue, Red
Cellular
4G (FDD):
Bands 1(2100), 2(1900), 3(1800), 5(850), 7(2600), 8(900), 20(800 DD), 28(700 APT)
Bands 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800 DD), 28(700 APT)
4G (TDD):
Bands 38(2600), 40(2300), 41(2600+)
Bands 38(2600), 40(2300), 41(2600+)
3G:
Bands 1(2100), 2(1900), 5(850), 8(900)
Bands 1(2100), 5(850), 8(900)
Data Speed:
LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
LTE, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
Dual SIM:
Yes
Yes
SIM type:
Nano SIM
Nano SIM
Multimedia
Headphones:
3.5mm jack
3.5mm jack
Speakers:
Earpiece, Loudspeaker
Earpiece, Loudspeaker
Screen mirroring:
Wireless screen share
Wireless screen share, MirrorLink
Connectivity & Features
Bluetooth:
5.0
5.0
Wi-Fi:
802.11 a, b, g, n, ac, dual-band; Wi-Fi Direct, Hotspot
802.11 b, g, n; Wi-Fi Direct, Hotspot
USB:
Type-C (reversible), USB 2.0
Type-C (reversible), USB 2.0
Features:
Charging
Charging, Mass storage device
Location:
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
GPS, A-GPS, Glonass, Galileo, Cell ID, Wi-Fi positioning
Sensors:
Accelerometer, Gyroscope
Accelerometer
Other:
NFC
NFC
Regulatory Approval
FCC approval:
Date approved:
Mar 11, 2021
FCC ID value:
A3LSMA125U
Measured SAR:
Head:
1.14 W/kg
Body:
1.20 W/kg
Simultaneous Transmission:
1.59 W/kg
Wireless Router:
1.34 W/kg
Buyers information
Price:
€ 240
€ 179
User Manual:
This is the official Samsung Galaxy A21s User Guide in English provided from the manufacturer.
This is the official Samsung Galaxy A12 User Guide in English provided from the manufacturer.
In The Box:
Power brick, USB cable, Headphones, Sim card extraction tool
Availability
Officially announced:
May 15, 2020
Nov 24, 2020
FCC OKs Cingular\'s purchase of AT&T Wireless