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Samsung Galaxy S9 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.

Comparison mode:
Specs Size
Differences only
9.0
Samsung Galaxy S9
Xiaomi Poco X3 NFC
Samsung Galaxy S9 Xiaomi Poco X3 NFC
Released · Mar 16, 2018
Released · Sep 08, 2020
5.8-inch · 2960x1440px
6.7-inch · 2400x1080px
Single camera
Quad camera
4GB · 64GB
6GB · 64GB
3000 mAh
5160 mAh
Check prices

Design

Dimensions
5.81 x 2.70 x 0.33 inches
147.7 x 68.7 x 8.5 mm 		6.51 x 3.02 x 0.37 inches
165.3 x 76.8 x 9.4 mm
Weight
5.75 oz (163.0 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
Keys
Left: Volume control, Other; Right: Lock/Unlock key Right: Volume control, Lock/Unlock key
Colors
Midnight black, Coral blue, Titanium gray, Lilac purple, Burgundy red, Sunrise gold, Ice blue Shadow gray, Cobalt blue

Display

Size
5.8-inch 6.7-inch
Resolution
2960x1440px, 18.5:9 ratio, 568 PPI 2400x1080px, 20:9 ratio, 395 PPI
Technology
Super AMOLED IPS LCD
Refresh rate
120Hz
Screen-to-body
84.36 % 84.68 %
Peak brightness
450 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 5), Ambient light sensor, Proximity sensor

Hardware

System chip
Qualcomm Snapdragon 845 SDM845 (10 nm) Qualcomm Snapdragon 732G SM7150-AC (8 nm)
Processor
Octa-core
2800 MHz
Kryo 385 		Octa-core
2300 MHz
Kryo 470
GPU
Adreno 630 Adreno 618
RAM
4GB (LPDDR4) 6GB (LPDDR4)
Internal storage
64GB 64GB (UFS 2.1)
Storage expansion
microSDXC up to 400 GB microSDXC up to 256 GB
OS
Android (10, 9.0 Pie, 8.0 Oreo), Samsung One UI Android (10), Xiaomi MI UI

Battery

Capacity
3000 mAh 5160 mAh
Type
Li - Ion 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
Single camera Quad camera
Main camera
12 MP (OIS, PDAF)
Aperture size: F1.5/F2.4
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
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
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 		3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (120 fps), 1280x720 (HD) (960 fps)
Front
8 MP (Autofocus, HDR), Video capture: 2560x1440 (QHD) (30 fps) 20 MP (HDR)

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,dual-band
Wi-Fi Direct, Hotspot
USB
Type-C, USB 3.1 Type-C, USB 2.0
Location
GPS, A-GPS, Glonass, Galileo, BeiDou GPS, A-GPS, Glonass, BeiDou, Cell ID, Wi-Fi positioning
Sensors
Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer Accelerometer, Gyroscope, Compass
Other
NFC, ANT+ NFC, Infrared

Multimedia

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

Cellular

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) Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 20(800 DD), 28(700 APT)
4G (TDD)
Bands 38(2600), 39(1900+), 40(2300), 41(2600+), 46 Bands 38(2600), 40(2300), 41(2600+)
3G
Bands 5(850), 8(900), 4(1700/2100), 2(1900), 1(2100) Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)
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
VoLTE
Yes

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 € 229
In The Box
33W power adapter, USB Type-C cable, Anti-bacterial case and screen protection, SIM eject tool, User guide, Warranty card

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 128GB storage
Internal storage 128GB
MSRP € 269
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
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