Samsung Galaxy A21 vs Samsung Galaxy Note 20 Ultra
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Display
Size
Resolution
Technology
IPS LCD
Dynamic AMOLED
Screen-to-body
79.20 %
91.63 %
Features
Ambient light sensor, Proximity sensor
120Hz refresh rate, HDR video support, Scratch-resistant glass (Corning Gorilla Glass Victus), Ambient light sensor, Proximity sensor
Hardware
System chip
Mediatek Helio P35
Qualcomm Snapdragon 865+ SM8250-AB
Processor
GPU
PowerVR GE8320
Adreno 650
RAM
Internal storage
32GB (eMMC 5.1), available to use: 19.8 GB
128GB, available to use: 107 GB
Storage expansion
microSDXC up to 512 GB
microSDXC up to 1000 GB
Device type
Smartphone
Smartphone
OS
Android (10), Samsung One UI
Android (10), Samsung One UI
Battery
Capacity
4000 mAh
4500 mAh
Type
Li - Polymer, Not user replaceable
Li - Polymer, Not user replaceable
Charging
Fast charging
Qualcomm Quick Charge 2.0, Samsung Adaptive Fast Charging, Qi and Powermat wireless charging, Reverse wireless charging
Max charge speed
Wired: 15.0W
Camera
Rear
Quad camera
Triple camera
Main camera
Specifications
Aperture size: F1.8; Sensor size: 1/3.06"; Pixel size: 1 μm
Aperture size: F1.8; Focal length: 26 mm; Sensor size: 1/1.33"; Pixel size: 0.8 μm
Second camera
8 MP (Ultra-wide)
12 MP (Telephoto, OIS, PDAF)
Specifications
Aperture size: F2.2; Sensor size: 1/4"; Pixel size: 1.12 μm
Optical zoom: 5x; Aperture size: F3.0; Focal Length: 120 mm; Pixel size: 1 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, Time-lapse video, Hyperlapse, Object tracking, EIS
Front
13 MP
10 MP (PDAF, HDR)
Design
Dimensions
Weight
the average is 6.3 oz (179 g)
the average is 6.3 oz (179 g)
Materials
Back: Plastic; Frame: Plastic
Back: Glass (Corning Gorilla Glass Victus); Frame: Stainless steel
Resistance
Water, Dust; IP 68
Biometrics
Fingerprint (touch)
2D Face unlock, Ultrasonic in-screen fingerprint
Features
Stylus
Keys
Right: Volume control, Lock/Unlock key
Right: Volume control, Lock/Unlock key
Colors
Black
Mystic black, Mystic bronze, Mystic white
Cellular
5G
n2, n5, n41, n66, n71, n260, n261, SA, NSA, Sub-6, mmWave
LTE (FDD)
Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 13(700 c), 17(700 b), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 66(AWS-3), 71(600)
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), 29(700 d), 30(2300 WCS), 66(AWS-3), 71(600)
LTE (TDD)
Bands 38(2600), 39(1900+), 40(2300), 41(2600+)
Bands 38(2600), 39(1900+), 40(2300), 41(2600+), 46, 48(3600)
UMTS
850, 900, 1700/2100, 1900, 2100 MHz
850, 900, 1700/2100, 1900, 2100 MHz
Data Speed
SIM type
Nano SIM
Nano SIM
HD Voice
Yes
Yes
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
FM
Additional microphone(s)
for Noise cancellation
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, BeiDou, Cell ID, Wi-Fi positioning
GPS, A-GPS, Glonass, Galileo, Cell ID, Wi-Fi positioning
Sensors
Accelerometer, Gyroscope, Compass
Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer
Other
NFC
NFC, ANT+
Hearing aid compatible
M4, T3
M3, T3
Regulatory Approval
FCC approval
Date approved
Apr 17, 2020
Jul 06, 2020
Measured SAR
Head
0.42 W/kg
0.78 W/kg
Body
1.27 W/kg
1.04 W/kg
Simultaneous Transmission
1.27 W/kg
1.59 W/kg
Wireless Router
1.27 W/kg
1.18 W/kg
Phablet
3.92 W/kg
Buyers information
Price
$ 250
$ 1300
In The Box
Download the Samsung Galaxy A21 Manual as a PDF file.
Data Cable, Travel Adapter, Ejection Pin, Quick Start Guide
Availability
Officially announced
Apr 08, 2020
Aug 05, 2020
