Samsung Galaxy A31 vs Samsung Galaxy Note 20 Ultra Specs Comparison

Design

Dimensions
6.27 x 2.88 x 0.34 inches 159.3 x 73.1 x 8.6 mm	6.49 x 3.04 x 0.32 inches 164.8 x 77.2 x 8.1 mm
Weight
6.53 oz (185.0 g)	7.34 oz (208.0 g)
Materials
Back: Plastic	Back: Glass (Corning Gorilla Glass Victus) Frame: Stainless steel
Resistance
	Water, Dust; IP68
Biometrics
Optical 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 blue, Prism Crush red, Prism Crush white	Mystic black, Mystic bronze, Mystic white

Display

Size
6.4-inch	6.9-inch
Resolution
2400x1080px, 20:9 ratio, 411 PPI	3088x1440px, 19.3:9 ratio, 496 PPI
Technology
Super AMOLED	Dynamic AMOLED
Refresh rate
60Hz	120Hz
Screen-to-body
84.88 %	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 P65 MT6768 (12 nm)	Qualcomm Snapdragon 865+ SM8250-AB (7 nm)
Processor
Octa-core 2x 2.0GHz Cortex-A75 + 6x 2.0GHz Cortex-A55	Octa-core 1x 3.1GHz Kryo 585 + 3x 2.42GHz Kryo 585 + 4x 1.80GHz Kryo 585
GPU
Mali-G52 MC2	Adreno 650
RAM
4GB (LPDDR4)	12GB (LPDDR5)
Internal storage
64GB (eMMC 5.1), available to use: 46.2 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
5000 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

Learn more on our PhoneArena Battery Test Results page

Camera

Rear
Quad camera	Triple camera
Main camera
48 MP (PDAF) Aperture size: F2.0 Focal length: 26 mm Sensor size: 1/2" Pixel size: 0.8 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
5 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
5 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
20 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
	M3/T3
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	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
Additional microphone(s)
Noise cancellation	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), 20(800 DD)	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), 40(2300), 41(2600+)	Bands 38(2600), 39(1900+), 40(2300), 41(2600+), 46, 48(3600)
3G
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 Pro Cat 20 (2000/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
Dual SIM
Yes
SIM type
Nano SIM	Nano SIM
HD Voice
	Yes

Regulatory Approval

FCC approval
Date approved: Mar 08, 2020 FCC ID value: A3LSMA315GL	Date approved: Jul 06, 2020 FCC ID value: A3LSMN986U
Measured SAR
Head: 0.53 W/kg Body: 0.56 W/kg Simultaneous Transmission: 1.42 W/kg Wireless Router: 0.65 W/kg Phablet: 0.89 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
€ 300	$ 1300
In The Box
	Data Cable, Travel Adapter, Ejection Pin, Quick Start Guide

Availability

Officially announced
Mar 24, 2020	Aug 05, 2020

Alternative variants

with 128GB storage

RAM	6GB
Internal storage	128GB

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

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

Links

Full specifications
Samsung Galaxy A31 Specs	Samsung Galaxy Note 20 Ultra Specs
PhoneArena Review
	Samsung Galaxy Note 20 Ultra Review
User Reviews
	Samsung Galaxy Note 20 Ultra User Reviews