Display
Size:
6.5 inches
6.2 inches
Resolution:
1600 x 720 pixels, 20:9 ratio, 270 PPI
2400 x 1080 pixels, 20:9 ratio, 424 PPI
Technology:
TFT
Dynamic AMOLED
Refresh rate:
120Hz (adaptive)
Screen-to-body:
82.94 %
86.06 %
Peak brightness:
1300 cd/m2 (nit)
Features:
Proximity sensor
HDR support, Scratch-resistant glass (Corning Gorilla Glass Victus), Ambient light sensor, Proximity sensor
Hardware
System chip:
Samsung Exynos 850
Qualcomm Snapdragon 888 (5 nm)
Processor:
Octa-core, 8x 2.0GHz Cortex-A55, 64-bit
Octa-core, 1x 2.84GHz Kryo 680 + 3x 2.42GHz Kryo 680 + 4x 1.80GHz Kryo 680, 64-bit
GPU:
Mali-G76
Adreno 660
RAM:
3GB LPDDR4
8GB LPDDR5
Internal storage:
32GB (eMMC 5.1), available to use: 19.5 GB
128GB (UFS 3.0), not expandable
Storage expansion:
microSDXC up to 512 GB
Device type:
Smartphone
Smartphone
OS:
Android (10), Samsung One UI
Android (12, 11), Samsung One UI
Battery
Capacity:
5000 mAh
4000 mAh
Type:
Li - Polymer, Not user replaceable
Li - Polymer, Not user replaceable
Charging:
Fast charging
Qualcomm Quick Charge 2.0, USB Power Delivery, Samsung Adaptive Fast Charging, Qi and Powermat wireless charging, Reverse wireless charging
Max charge speed:
Wired: 25.0W; Wireless: 15.0W
Camera
Rear:
Quad camera
Triple camera
Main camera:
48 MP (PDAF)
12 MP (OIS, PDAF)
Specifications:
Aperture size: F2.0; Focal length: 26 mm; Sensor size: 1/2"; Pixel size: 0.8 μm
Aperture size: F1.8; Focal length: 26 mm; Sensor size: 1/1.76"; Pixel size: 1.8 μm
Second camera:
8 MP (Ultra-wide)
64 MP (Telephoto, OIS, PDAF)
Specifications:
Aperture size: F2.2; Sensor size: 1/4"; Pixel size: 1.12 μm
Aperture size: F2.0; Focal Length: 29 mm; Sensor size: 1/1.7"; Pixel size: 0.8 μm
Third camera:
2 MP (Macro)
12 MP (Ultra-wide, Autofocus)
Specifications:
Aperture size: F2.4
Aperture size: F2.2; Focal Length: 13 mm; Sensor size: 1/2.55"; Pixel size: 1.4 μm
Fourth camera:
2 MP (Depth information)
Specifications:
Aperture size: F2.4
Video recording:
1920x1080 (Full HD) (30 fps)
7680x4320 (8K UHD) (24 fps), 3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (240 fps), 1280x720 (HD) (960 fps)
Features:
OIS, HDR, Hyperlapse, Continuous autofocus, Video light, EIS
Front:
13 MP
10 MP (PDAF, HDR)
Video capture:
1920x1080 (Full HD)
3840x2160 (4K UHD) (60 fps)
Design
Dimensions:
6.44 x 2.96 x 0.35 inches (163.7 x 75.3 x 8.9 mm)
5.97 x 2.80 x 0.31 inches (151.7 x 71.2 x 7.9 mm)
Weight:
6.77 oz (192.0 g)
6.03 oz (171.0 g)
Materials:
Back: Plastic; Frame: Aluminum
Resistance:
Water, Dust; IP68
Biometrics:
2D Face unlock, Fingerprint (touch)
2D Face unlock, Ultrasonic in-screen fingerprint
Keys:
Right: Volume control, Lock/Unlock key
Right: Volume control, Lock/Unlock key
Colors:
Black, White, Blue, Red
Phantom pink, Violet, Gray, White
Cellular
5G:
n2, n5, n12, n25, n41, n66, n71, n77, n260, n261, SA, NSA, Sub-6, mmWave
LTE (FDD):
Bands 1(2100), 2(1900), 3(1800), 5(850), 7(2600), 8(900), 20(800 DD), 28(700 APT)
Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 13(700 c), 14(700 PS), 18(800 Lower), 19(800 Upper), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 30(2300 WCS), 66(AWS-3), 71(600)
LTE (TDD):
Bands 38(2600), 40(2300), 41(2600+)
Bands 38(2600), 39(1900+), 40(2300), 41(2600+), 46, 48(3600)
UMTS:
Bands 1(2100), 2(1900), 5(850), 8(900)
Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)
Data Speed:
LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s, UMTS
Dual SIM:
Yes
SIM type:
Nano SIM
Nano SIM
Multimedia
Headphones:
3.5mm jack
No 3.5mm jack
Speakers:
Earpiece, Loudspeaker
Earpiece, Multiple speakers
Features:
32-Bit DAC, Dolby Atmos, aptX, Dolby Digital, Dolby Digital Plus
Screen mirroring:
Wireless screen share
Wireless screen share
Radio:
FM, Stereo, RDS
Additional microphone(s):
for Noise cancellation, Video recording
Connectivity & Features
Bluetooth:
5.0
5.0
Wi-Fi:
802.11 a, b, g, n, ac, dual-band; Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac, ax (Wi-Fi 6), dual-band; MIMO, Wi-Fi Direct, Hotspot
USB:
Type-C (reversible), USB 2.0
Type-C (reversible), USB 3.2
Features:
Charging
Charging, Headphones port, OTG, Video out
Location:
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
Sensors:
Accelerometer, Gyroscope
Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer
Other:
NFC
NFC, ANT+
Hearing aid compatible:
M3, T3
Regulatory Approval
FCC approval:
Date approved:
Dec 08, 2020
FCC ID value:
A3LSMG991U
Measured SAR:
Head:
0.36 W/kg
Body:
1.08 W/kg
Simultaneous Transmission:
3.96 W/kg
Wireless Router:
1.09 W/kg
Phablet:
2.49 W/kg
Buyers information
Price:
€ 240
$ 800
User Manual:
This is the official Samsung Galaxy A21s User Guide in English provided from the manufacturer.
In The Box:
C to C Data Cable, Ejection Pin
Availability
Officially announced:
May 15, 2020
Jan 14, 2021
FCC OKs Cingular\'s purchase of AT&T Wireless