Samsung Galaxy S9 vs Samsung Galaxy Note 21 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.

9.0
Samsung Galaxy S9
Samsung Galaxy S9 Samsung Galaxy Note 21
Released · Mar 16, 2018
Not announced · No information
5.8-inch · 2960x1440px
6.8-inch
Single camera
Triple camera
4GB · 64GB
3000 mAh
Check prices

Design

Dimensions
5.81 x 2.70 x 0.33 inches
147.7 x 68.7 x 8.5 mm
Weight
5.75 oz (163.0 g)
Materials
Back: Glass (Corning Gorilla Glass 5)
Frame: Aluminum
Back: Glass
Resistance
Water, Dust; IP68 Water, Dust; IP68
Biometrics
Iris scanner, 2D Face unlock, Fingerprint (touch) Ultrasonic in-screen fingerprint
Features
Notification light Stylus
Keys
Left: Volume control, Other; Right: Lock/Unlock key
Colors
Midnight black, Coral blue, Titanium gray, Lilac purple, Burgundy red, Sunrise gold, Ice blue

Display

Size
5.8-inch 6.8-inch
Resolution
2960x1440px, 18.5:9 ratio, 568 PPI
Technology
Super AMOLED AMOLED
Screen-to-body
84.36 %
Features
HDR support, Scratch-resistant glass (Corning Gorilla Glass 5), Ambient light sensor, Proximity sensor 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
2840 MHz
Kryo 680
GPU
Adreno 630 Adreno 660
RAM
4GB (LPDDR4)
Internal storage
64GB
Storage expansion
microSDXC up to 400 GB
OS
Android (10, 9.0 Pie, 8.0 Oreo), Samsung One UI Android (11)

Battery

Capacity
3000 mAh
Type
Li - Ion
Charging
Qualcomm Quick Charge 2.0, Samsung Adaptive Fast Charging, Qi and Powermat wireless charging

Camera

Rear
Single camera Triple camera
Main camera
12 MP (OIS, PDAF)
Aperture size: F1.5/F2.4
Sensor size: 1/2.55"
Pixel size: 1.4 μm
Flash
LED
Video recording
3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (240 fps), 1280x720 (HD) (960 fps)
HDR, Time-lapse video, Hyperlapse, Continuous autofocus, Object tracking, Picture-taking during video recording, Video calling, Video sharing
Yes
Front
8 MP (Autofocus, HDR), Video capture: 2560x1440 (QHD) (30 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
Wi-Fi Direct, Hotspot
USB
Type-C, USB 3.1 Type-C
Location
GPS, A-GPS, Glonass, Galileo, BeiDou GPS, A-GPS, Cell ID, Wi-Fi positioning
Sensors
Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer Accelerometer
Other
NFC, ANT+ NFC

Multimedia

Headphones
3.5mm jack No 3.5mm jack
Speakers
Earpiece, Multiple speakers Earpiece, Loudspeaker
Features
32-Bit DAC, aptX-HD
Screen mirroring
Wireless screen share Wireless screen share
Radio
FM
Additional microphone(s)
Noise cancellation Noise cancellation

Cellular

5G
Bands 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), 14(700 PS), 17(700 b), 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+), 46
3G
Bands 5(850), 8(900), 4(1700/2100), 2(1900), 1(2100)
Data Speed
LTE-A Pro Cat 18 (1200/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA
SIM type
Nano SIM

Regulatory Approval

FCC approval
Date approved: Jan 11, 2018
FCC ID value: A3LSMG960U
Measured SAR
Head: 0.35 W/kg
Body: 0.96 W/kg
Simultaneous Transmission: 1.59 W/kg
Wireless Router: 0.95 W/kg

Buyers information

MSRP
$ 720

Availability

Officially announced
Feb 25, 2018

Alternative variants

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
FCC approval Date approved: Dec 27, 2017
FCC ID value: A3LSMG960F
Measured SAR Head: 0.26 W/kg
Body: 1.00 W/kg
Simultaneous Transmission: 1.56 W/kg
Wireless Router: 1.04 W/kg
with Dual SIM
System chip Samsung Exynos 9 9810 (10 nm)
Processor Octa-core
2900 MHz
Exynos M3 and ARM Cortex-A55
GPU Mali-G72 MP18
Dual SIM Yes
with 256 GB storage
Internal storage 256GB
MSRP $ 820
with 128 GB storage
Internal storage 128GB
MSRP $ 770
FCC OKs Cingular\'s purchase of AT&T Wireless