Samsung Galaxy Note9 vs Samsung Galaxy S21 Ultra Specs Comparison

Design

Dimensions
6.37 x 3.01 x 0.35 inches 161.9 x 76.4 x 8.8 mm	6.50 x 2.98 x 0.35 inches (~0.37 inches with camera bump) 165.1 x 75.6 x 8.9 mm (~9.4 mm with camera bump)
Weight
7.09 oz (201.0 g)	8.04 oz (229.0 g)
Materials
Back: Glass (Corning Gorilla Glass 5) Frame: Aluminum	Back: Glass (Corning Gorilla Glass Victus) Frame: Aluminum
Resistance
Water, Dust; IP68	Water, Dust; IP68
Biometrics
Iris scanner, 2D Face unlock, Fingerprint (touch)	2D Face unlock, Ultrasonic in-screen fingerprint
Features
Notification light, Stylus
Keys
Left: Volume control, Lock/Unlock key; Right: Other	Right: Volume control, Lock/Unlock key
Colors
Midnight black, Ocean blue, Cloud silver, Lavender purple	Phantom black, Silver

Display

Size
6.4-inch	6.8-inch
Resolution
2960x1440px, 18.5:9 ratio, 516 PPI	3200x1440px, 20:9 ratio, 516 PPI
Technology
Super AMOLED	Dynamic AMOLED
Refresh rate
	120Hz (adaptable)
Screen-to-body
83.51 %	89.33 %
Peak brightness
	1500 cd/m2 (nit)
Features
HDR support, Scratch-resistant glass (Corning Gorilla Glass 5), Ambient light sensor, Proximity sensor	HDR support, Scratch-resistant glass (Corning Gorilla Glass Victus), Ambient light sensor, Proximity sensor

Hardware

System chip
Qualcomm Snapdragon 845 SDM845 (10 nm)	Qualcomm Snapdragon 888 SM8350 (5 nm)
Processor
Octa-core 2800 MHz Kryo 385	Octa-core 1x 2.84GHz Kryo 680 + 3x 2.42GHz Kryo 680 + 4x 1.80GHz Kryo 680
GPU
Adreno 630	Adreno 660
Memory
6GB (LPDDR4)/128GB	12GB (LPDDR5)/128GB (UFS 3.1)
Storage expansion
microSDXC up to 512 GB	not expandable
OS
Android (10, 9.0 Pie, 8.1 Oreo)	Android (14, 13, 12, 11)

Battery

Type
4000 mAh, Li - Ion	5000 mAh, Li - Polymer
Charging
Qualcomm Quick Charge 2.0, Samsung Adaptive Fast Charging Qi and Powermat wireless charging	Qualcomm Quick Charge 2.0, USB Power Delivery, Samsung Adaptive Fast Charging Qi and Powermat wireless charging, Reverse wireless charging
Charge speed
	Wired: 25.0W Wireless: 15.0W

PhoneArena Battery Tests

Battery Life Estimate

Untested

Browsing

Untested

Video

Untested

Gaming

Untested

Battery Life Estimate

6h 15min

Browsing

14h 43min

Video

8h 52min

Gaming

8h 40min

Learn more on our PhoneArena Battery Test Results page

Camera

Rear
Dual camera	Quad camera
Main camera
12 MP (OIS, PDAF) Aperture size: F1.5/F2.4 Focal length: 26 mm Sensor size: 1/2.55" Pixel size: 1.4 μm	108 MP (OIS, Laser and PDAF) Aperture size: F1.8 Focal length: 24 mm Sensor size: 1/1.33" Pixel size: 0.8 μm
Second camera
12 MP (Telephoto, OIS, Autofocus) Optical zoom: 2.0x Aperture size: F2.4 Focal Length: 52 mm Sensor size: 1/3.4" Pixel size: 1 μm	12 MP (Ultra-wide, PDAF) Aperture size: F2.2 Focal Length: 13 mm Sensor size: 1/2.55" Pixel size: 1.4 μm
Third camera
	10 MP (Telephoto, OIS, PDAF) Optical zoom: 3.0x Aperture size: F2.4 Focal Length: 70 mm Sensor size: 1/3.2" Pixel size: 1.22 μm
Fourth camera
	10 MP (Telephoto, Periscope, OIS, PDAF) Optical zoom: 3.0x Aperture size: F2.4 Focal Length: 70 mm Sensor size: 1/3.2" Pixel size: 1.22 μm
Flash
LED	LED
Video recording
4K UHD (60 fps), 1080p (240 fps), 720p (960 fps) Time-lapse video, Hyperlapse, Continuous autofocus, Object tracking, EIS	8K UHD (24 fps), 4K UHD (60 fps), 1080p (240 fps), 720p (960 fps) OIS, HDR, Hyperlapse, Video light, EIS
Front
8 MP (Wide Angle, Autofocus) Video capture: QHD (30 fps)	40 MP (PDAF, HDR) Video capture: 4K UHD (60 fps)

Connectivity & Features

Bluetooth
5.0	5.1
WLAN
802.11 a,b,g,n,ac,dual-band MIMO, 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 3.1	Type-C, USB 3.2
Hearing aid compatible
M4/T3	M3/T3
Location
GPS, A-GPS, Glonass, Cell ID, Wi-Fi positioning	GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
Sensors
Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer	Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer
Other
NFC, ANT+	NFC, ANT+

Multimedia

Headphones
3.5mm jack	No 3.5mm jack
Speakers
Earpiece, Multiple speakers	Earpiece, Multiple speakers
Features
32-Bit DAC, Dolby Atmos	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)
Noise cancellation	Noise cancellation, Video recording

Cellular

5G
	Bands n2, n5, n12, n25, n41, n66, n71, n77, n260, n261, SA, NSA, Sub-6, mmWave
4G (FDD)
Bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 18, 19, 20, 25, 26, 28, 29(700 d), 30(2300 WCS), 66(AWS-3), 71(600)	Bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 30(2300 WCS), 66(AWS-3), 71(600)
4G (TDD)
Bands 38, 39, 40, 41, 46	Bands 38, 39, 40, 41, 46, 48
3G
Bands 5, 8, 4, 2, 1	Bands 1, 2, 4, 5, 8
Data Speed
LTE-A Pro Cat 18 (1200/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA	LTE-A Pro Cat 20 (2000/150 Mbit/s)
SIM type
Nano SIM	Nano SIM
HD Voice
Yes
VoLTE
Yes

Regulatory Approval

FCC approval
Date approved: Jul 03, 2018 FCC ID value: A3LSMN960U	Date approved: Dec 22, 2020 FCC ID value: A3LSMG998U
Measured SAR
Head: 0.27 W/kg Body: 0.76 W/kg Simultaneous Transmission: 1.59 W/kg Wireless Router: 1.35 W/kg Phablet: 3.90 W/kg	Head: 0.77 W/kg Body: 1.02 W/kg Simultaneous Transmission: 1.59 W/kg Wireless Router: 1.16 W/kg Phablet: 3.15 W/kg

Buyers information

MSRP
$ 1000	$ 1200 / € 1399
In The Box
S Pen, USB Cable, Earphones, SIM removal tool, USB power adaptor, USB connector, Pen, nibs, Tweezer, Clear cover case, Quick start guide, USB connector leaflet.	C to C Data Cable, Ejection Pin

Availability

Officially announced
Aug 09, 2018	Jan 14, 2021

Alternative variants

With 512 GB storage

Memory	8GB/512GB
MSRP	$ 1250

with 256GB storage

Memory	256GB
Colors	Phantom black
MSRP	$ 1250

International version

System chip	Samsung Exynos 9 9810 (10 nm)
Processor	Octa-core 2900 MHz Exynos M3 and ARM Cortex-A55
GPU	Mali-G72 MP18
4G (FDD)	Bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32(1500 L-band), 66(AWS-3)
4G (TDD)	Bands 38, 39, 40, 41
Dual SIM	Yes
Location	GPS, A-GPS, Glonass, Galileo, BeiDou
FCC approval	Date approved: Jul 02, 2018 FCC ID value: A3LSMN960F
Measured SAR	Head: 0.23 W/kg Body: 0.85 W/kg Simultaneous Transmission: 1.59 W/kg Wireless Router: 1.40 W/kg Phablet: 3.98 W/kg

with 512GB storage

Memory	16GB/512GB
Colors	Phantom black
MSRP	$ 1380

for Verizon

4G (FDD)	Bands 2, 3, 4, 5, 7, 8, 13, 18, 19, 20, 26, 28, 66(AWS-3)
3G	Bands 5, 8, 2, 1

for Europe

System chip	Samsung Exynos 2100 (5 nm)
Processor	Octa-core 1x 2.91GHz Cortex-X1 + 3x 2.81GHz Cortex-A78 + 4x 2.2GHz Cortex-A55
GPU	Mali G78 MP14
Weight	8.01 oz (227.0 g)
5G	Bands SA, NSA, Sub-6
FCC approval	Date approved: Dec 22, 2020 FCC ID value: A3LSMG998B
Measured SAR	Head: 0.16 W/kg Body: 0.72 W/kg Simultaneous Transmission: 1.59 W/kg Wireless Router: 1.34 W/kg Phablet: 3.86 W/kg

for AT&T

4G (FDD)	Bands 1, 2, 3, 4, 5, 7, 8, 12, 14, 18, 19, 20, 28, 29(700 d), 30(2300 WCS), 66(AWS-3)

for T-Mobile

4G (FDD)	Bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 18, 19, 20, 25, 27, 66(AWS-3), 71(600)
3G	Bands 5, 4, 2, 1

for Sprint

4G (FDD)	Bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 25, 26, 28, 66(AWS-3), 71(600)

for U.S. Cellular

4G (FDD)	Bands 2, 4, 5, 8, 12, 13, 18, 19, 25, 66(AWS-3), 71(600)
4G (TDD)	Bands 38, 39, 40, 46
3G	Bands 5, 8, 2, 1

Links

Full specifications
Samsung Galaxy Note9 Specs	Samsung Galaxy S21 Ultra Specs
PhoneArena Review
Samsung Galaxy Note9 Review	Samsung Galaxy S21 Ultra Review
User Reviews
Samsung Galaxy Note9 User Reviews	Samsung Galaxy S21 Ultra User Reviews