Samsung Galaxy A51 vs Samsung Galaxy Note 20
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Display
Size
Resolution
Technology
Super AMOLED
Super AMOLED Plus
Screen-to-body
87.37 %
89.23 %
Features
Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor
HDR video support, Scratch-resistant glass (Corning Gorilla Glass 5), Ambient light sensor, Proximity sensor
Hardware
System chip
Samsung Exynos 9611
Qualcomm Snapdragon 865+ SM8250-AB
Processor
GPU
Mali-G72 MP3
Adreno 650
RAM
Internal storage
128GB, available to use: 105.9 GB
128GB (UFS 3.0), available to use: 102.5 GB, not expandable
Storage expansion
microSDXC up to 512 GB
Device type
Smartphone
Smartphone
OS
Android (10), Samsung One UI
Android (10), Samsung One UI
Battery
Capacity
4000 mAh
4300 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
Camera
Rear
Quad camera
Triple camera
Main camera
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
12 MP (Ultra-wide)
64 MP (Telephoto, OIS, PDAF)
Specifications
Aperture size: F2.2; Focal Length: 13 mm; Pixel size: 1.12 μm
Aperture size: F2.0; Focal Length: 27 mm; Sensor size: 1/1.7"; Pixel size: 0.8 μm
Third camera
5 MP (Macro)
12 MP (Ultra-wide, Autofocus)
Specifications
Aperture size: F2.4; Focal Length: 40 mm
Aperture size: F2.2; Focal Length: 13 mm; Sensor size: 1/2.55"; Pixel size: 1.4 μm
Fourth camera
5 MP (Depth information)
Specifications
Aperture size: F2.2; Sensor size: 1/5"; Pixel size: 1.12 μm
Video recording
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (120 fps), 1280x720 (HD) (240 fps)
7680x4320 (8K UHD) (24 fps), 3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (240 fps), 1280x720 (HD) (960 fps)
Features
Hyperlapse, EIS
OIS, HDR, Time-lapse video, Hyperlapse, Object tracking, EIS
Front
32 MP (HDR)
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: Plastic
Resistance
Water, Dust; IP 68
Biometrics
2D Face unlock, In-screen fingerprint
2D Face unlock, Ultrasonic in-screen fingerprint
Features
Stylus
Keys
Right: Volume control, Lock/Unlock key
Right: Volume control, Lock/Unlock key
Colors
Prism Crush black, Prism Crush white, Prism Crush pink, Prism Crush blue
Mystic gray, Mystic bronze, Mystic green
Cellular
5G
n2, n5, n12, n25, 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), 14(700 PS), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 29(700 d), 30(2300 WCS), 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)
LTE (TDD)
Bands 38(2600), 39(1900+), 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
Multimedia
Headphones
3.5mm jack
No 3.5mm jack
Speakers
Earpiece, Loudspeaker
Earpiece, Multiple speakers
Features
Dolby Atmos
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
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, OTG
Charging, Headphones port, OTG, Video out
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, Compass, Hall (for flip covers)
Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer
Other
NFC, ANT+
NFC, ANT+
Hearing aid compatible
M3, T3
Regulatory Approval
FCC approval
Date approved
Nov 28, 2019
Jul 22, 2020
Measured SAR
Head
0.89 W/kg
0.41 W/kg
Body
1.18 W/kg
0.92 W/kg
Simultaneous Transmission
1.56 W/kg
1.59 W/kg
Wireless Router
1.12 W/kg
1.22 W/kg
Phablet
2.76 W/kg
3.99 W/kg
Buyers information
Price
$ 400
$ 1000
In The Box
Download the Samsung Galaxy A51 Manual as a PDF file.
Data Cable, Travel Adapter, Ejection Pin, Quick Start Guide
Availability
Officially announced
Dec 12, 2019
Aug 05, 2020
