Samsung Galaxy A21 vs Samsung Galaxy Note 20 Ultra Specs Comparison

Compare mobile phone specifications of up to three devices at once. Our specs comparison tool helps you find and compare the perfect phone for your needs.

9.3
Samsung Galaxy Note 20 Ultra
Samsung Galaxy A21 Samsung Galaxy Note 20 Ultra
Released · Jun 29, 2020
Released · Aug 21, 2020
6.5-inch
6.9-inch
Quad camera
Triple camera
3GB · 32GB
12GB · 128GB
4000 mAh
4500 mAh
Check prices

Design

Dimensions
6.61 x 3.02 x 0.32 inches
167.8 x 76.7 x 8.1 mm
6.49 x 3.04 x 0.32 inches
164.8 x 77.2 x 8.1 mm
Weight
6.81 oz (193.0 g) 7.34 oz (208.0 g)
Materials
Back: Plastic
Frame: Plastic
Back: Glass (Corning Gorilla Glass Victus)
Frame: Stainless steel
Resistance
Water, Dust; IP68
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

Display

Size
6.5-inch 6.9-inch
Resolution
1600x720px, 20:9 ratio, 270 PPI 3088x1440px, 19.3:9 ratio, 496 PPI
Technology
IPS LCD Dynamic AMOLED
Refresh rate
60Hz 120Hz
Screen-to-body
79.20 % 91.63 %
Features
Ambient light sensor, Proximity sensor HDR support, Scratch-resistant glass (Corning Gorilla Glass Victus), Ambient light sensor, Proximity sensor

Hardware

System chip
Mediatek Helio P35 MT6765 (12 nm) Qualcomm Snapdragon 865+ SM8250-AB (7 nm)
Processor
Octa-core
4x 2.3GHz Cortex-A53 + 4x 1.8GHz Cortex-A53
Octa-core
1x 3.1GHz Kryo 585 + 3x 2.42GHz Kryo 585 + 4x 1.80GHz Kryo 585
GPU
PowerVR GE8320 Adreno 650
RAM
3GB (LPDDR4) 12GB (LPDDR5)
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
OS
Android (10), Samsung One UI Android (13, 12, 11, 10), Samsung One UI

Battery

Capacity
4000 mAh 4500 mAh
Type
Li - Polymer Li - Polymer
Charging
Fast charging Qualcomm Quick Charge 2.0, Samsung Adaptive Fast Charging, Qi and Powermat wireless charging, Reverse wireless charging
Charge speed
Wired: 15.0W
PhoneArena Battery Tests
Battery Life Estimate
Untested
Browsing
Untested
Video
Untested
Gaming
Untested
Battery Life Estimate
4h 37min
Browsing
9h 33min
Video
7h 0min
Gaming
7h 17min

Camera

Rear
Quad camera Triple camera
Main camera
16 MP (PDAF)
Aperture size: F1.8
Sensor size: 1/3.06"
Pixel size: 1 μm
108 MP (OIS, Laser and PDAF)
Aperture size: F1.8
Focal length: 26 mm
Sensor size: 1/1.33"
Pixel size: 0.8 μm
Second camera
8 MP (Ultra-wide)
Aperture size: F2.2
Sensor size: 1/4"
Pixel size: 1.12 μm
12 MP (Ultra-wide, Autofocus)
Aperture size: F2.2
Focal Length: 13 mm
Sensor size: 1/2.55"
Pixel size: 1.4 μm
Third camera
2 MP (Macro)
Aperture size: F2.4
12 MP (Telephoto, OIS, PDAF)
Optical zoom: 5.0x
Aperture size: F3.0
Focal Length: 120 mm
Pixel size: 1.0 μm
Fourth camera
2 MP (Depth information)
Aperture size: F2.4
Flash
LED LED
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)
OIS, HDR, Time-lapse video, Hyperlapse, Object tracking, EIS
Front
13 MP, Video capture: 1920x1080 (Full HD) 10 MP (PDAF, HDR), Video capture: 3840x2160 (4K UHD)

Connectivity & Features

Bluetooth
5.0 5.0
WLAN
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, USB 2.0 Type-C, USB 3.2
Hearing aid compatible
M4/T3 M3/T3
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+

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)
Noise cancellation

Cellular

5G
Bands n2, n5, n41, n66, n71, n260, n261, SA, NSA, Sub-6, mmWave
4G (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)
4G (TDD)
Bands 38(2600), 39(1900+), 40(2300), 41(2600+) Bands 38(2600), 39(1900+), 40(2300), 41(2600+), 46, 48(3600)
3G
Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900) Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)
Data Speed
LTE-A Cat 6 (300/50 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s LTE-A Pro Cat 20 (2000/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
SIM type
Nano SIM Nano SIM
HD Voice
Yes Yes

Regulatory Approval

FCC approval
Date approved: Apr 17, 2020
FCC ID value: ZCASMA215U
Date approved: Jul 06, 2020
FCC ID value: A3LSMN986U
Measured SAR
Head: 0.42 W/kg
Body: 1.27 W/kg
Simultaneous Transmission: 1.27 W/kg
Wireless Router: 1.27 W/kg
Head: 0.78 W/kg
Body: 1.04 W/kg
Simultaneous Transmission: 1.59 W/kg
Wireless Router: 1.18 W/kg
Phablet: 3.92 W/kg

Buyers information

MSRP
$ 250 $ 1300
In The Box
This is the official Samsu​ng Galaxy A21 User Guide in English provided from the manufacturer. Data Cable, Travel Adapter, Ejection Pin, Quick Start Guide

Availability

Officially announced
Apr 08, 2020 Aug 05, 2020

Alternative variants

for Verizon
4G (FDD) Bands 1(2100), 2(1900), 3(1800), 5(850), 7(2600), 8(900), 20(800 DD), 28(700 APT)
4G (TDD) Bands 38(2600), 40(2300), 41(2600+)
3G Bands 5(850), 8(900), 2(1900), 1(2100)
for Europe
System chip Samsung Exynos 990 (7 nm)
Processor Octa-core
2x 2.73GHz Exynos M5 + 2x 2.5GHz Cortex-A76 + 4x 2.0 GHz Cortex-A55
GPU Mali G77 MP11
Internal storage 256GB
MSRP € 1266
for Sprint
4G (FDD) Bands 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 12(700 a), 13(700 c), 25(1900+), 26(850+), 66(AWS-3), 71(600)
4G (TDD) Bands 41(2600+)
with 512GB storage
Internal storage 512GB
MSRP $ 1450
for Verizon
5G Bands n260, n261, mmWave
4G (FDD) Bands 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 13(700 c), 18(800 Lower), 19(800 Upper), 20(800 DD), 26(850+), 28(700 APT), 66(AWS-3)
4G (TDD) Bands 38(2600), 39(1900+), 40(2300), 41(2600+), 46
FCC OKs Cingular\'s purchase of AT&T Wireless