Samsung Galaxy Note9 vs Xiaomi Poco X3 NFC 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 Note9	Xiaomi Poco X3 NFC
Released · Aug 24, 2018	Released · Sep 08, 2020
6.4-inch · 2960x1440px	6.7-inch · 2400x1080px
Dual camera	Quad camera
6GB · 128GB	6GB · 64GB
4000 mAh	5160 mAh
	Check prices

Availability

Officially announced
Aug 09, 2018
Prices (MSRP)
$1000	€229

Design

Dimensions
6.37 x 3.01 x 0.35 inches 161.9 x 76.4 x 8.8 mm	6.51 x 3.02 x 0.37 inches 165.3 x 76.8 x 9.4 mm
Weight
7.09 oz (201.0 g)	7.58 oz (215.0 g)
Materials
Back: Glass (Corning Gorilla Glass 5) Frame: Aluminum	Back: Plastic
Resistance
Water, Dust; IP68	Splash, Dust; IP53
Biometrics
Iris scanner, 2D Face unlock, Fingerprint (touch)	2D Face unlock, Fingerprint (touch)
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	Shadow gray, Cobalt blue

Display

Size
6.4-inch, 83.51% screen-to-body	6.7-inch, 84.68% screen-to-body
Type
Super AMOLED, HDR	IPS LCD, 120Hz, HDR, 450 nits
Resolution
2960x1440px, 18.5:9 ratio, 516 PPI	2400x1080px, 20:9 ratio, 395 PPI
Protection
Corning Gorilla Glass 5	Corning Gorilla Glass 5

Hardware

System chip
Snapdragon 845 SDM845 (10 nm)	Snapdragon 732G SM7150-AC (8 nm)
Processor
Octa-core 2800 MHz Kryo 385	Octa-core 2300 MHz Kryo 470
GPU
Adreno 630	Adreno 618
Memory
6GB (LPDDR4)/128GB 8GB/512GB	6GB (LPDDR4)/64GB (UFS 2.1) 6GB/128GB
Storage expansion
microSDXC up to 512 GB	microSDXC up to 256 GB
OS
Android (10, 9.0 Pie, 8.1 Oreo)	Android (10)

Battery

Type
4000 mAh, Li - Ion	5160 mAh, Li - Polymer
Charging
Qualcomm Quick Charge 2.0, Samsung Adaptive Fast Charging Qi and Powermat wireless charging	Fast charging
Charge speed
	Wired: 33.0W

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	64 MP (PDAF) Aperture size: F1.9 Sensor size: 1/1.7" 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	13 MP (Ultra-wide) Aperture size: F2.2
Third camera
	2 MP (Macro) Aperture size: F2.4 Pixel size: 1.75 μm
Fourth camera
	2 MP (Depth information) Aperture size: F2.4 Pixel size: 1.75 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	4K UHD (30 fps), 1080p (120 fps), 720p (960 fps)
Front
8 MP (Wide Angle, Autofocus) Video capture: QHD (30 fps)	20 MP (HDR)

Connectivity & Features

Bluetooth
5.0	5.1
WLAN
a,b,g,n,ac,dual-band MIMO, Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac	a,b,g,n,ac,dual-band Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac
USB
Type-C, USB 3.1	Type-C, USB 2.0
Sensors
Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer, Ambient light sensor, Proximity sensor	Accelerometer, Gyroscope, Compass, Ambient light sensor, Proximity sensor
Hearing aid compatible
M4/T3
Location
GPS, A-GPS, Glonass, Cell ID, Wi-Fi positioning	GPS, A-GPS, Glonass, BeiDou, Cell ID, Wi-Fi positioning
Other
NFC, ANT+	NFC, Infrared

Multimedia

Headphones
3.5mm jack	3.5mm jack
Speakers
Earpiece, Multiple speakers	Earpiece, Multiple speakers
Features
32-Bit DAC, Dolby Atmos
Screen mirroring
Wireless screen share	Wireless screen share
Radio
	FM
Additional microphone(s)
Noise cancellation	Noise cancellation

Cellular

4G (FDD) Bands
1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 18, 19, 20, 25, 26, 28, 29, 30, 66, 71	1, 2, 3, 4, 5, 7, 8, 20, 28
4G (TDD) Bands
38, 39, 40, 41, 46	38, 40, 41
3G Bands
5, 8, 4, 2, 1	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, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s, UMTS
Dual SIM
	Yes
SIM type
Nano SIM	Nano SIM
HD Voice
Yes
VoLTE
Yes	Yes

Regulatory Approval

FCC approval
Date approved: Jul 03, 2018 FCC ID value: A3LSMN960U
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

Alternative variants

With 512 GB storage


Memory	8GB/512GB
Prices (MSRP)	$1250

with 128GB storage


Memory	128GB
Prices (MSRP)	€269

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, 66
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

for Verizon


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

for AT&T


4G (FDD) Bands	1, 2, 3, 4, 5, 7, 8, 12, 14, 18, 19, 20, 28, 29, 30, 66

for T-Mobile


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

for U.S. Cellular


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

Links

Full specifications
Samsung Galaxy Note9 Specs	Xiaomi Poco X3 NFC Specs
PhoneArena Review
Samsung Galaxy Note9 Review
User Reviews
Samsung Galaxy Note9 User Reviews