Samsung Galaxy Note 9 vs Xiaomi Mi Mix Alpha

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Display

Display size

6.4 inches
7.9 inches

Resolution

1440 x 2960 pixels
2088 x 2250 pixels

Aspect Ratio

18.5:9
 

Pixel density

516 ppi
388 ppi

Technology

Super AMOLED
OLED

Screen-to-body

83.51 %
180.49 %

Features

HDR video support, Scratch-resistant glass (Corning Gorilla Glass 5), Ambient light sensor, Proximity sensor
Ambient light sensor, Proximity sensor

Hardware & Performance

System chip

Qualcomm Snapdragon 845 SDM845
Qualcomm Snapdragon 855+ SM8150-AC

Processor

Octa-core, 2800 MHz, Kryo 385, 64-bit, 10 nm
Octa-core, 2960 MHz, Kryo 485, 64-bit, 7 nm

GPU

Adreno 630
Adreno 640

RAM

6 GB LPDDR4
12 GB LPDDR4

Internal storage

128 GB
512 GB

Storage expansion

microSDXC up to 512 GB
 

Device type

Smart phone
Smart phone

OS

Android (9.0 Pie, 8.1 Oreo), Samsung One UI
Android (10)

Battery

Capacity

4000 mAh
4050 mAh

Type

Li - Ion, Not user replaceable
Li - Ion, Not user replaceable

Charging

Qualcomm Quick Charge 2.0, Samsung Adaptive Fast Charging, Qi and Powermat wireless charging
Fast charging

Talk time

38.00 hours
the average is 19 h (1115 min)
 

Stand-by time

12.0 days (288 hours)
the average is 21 days (504 h)
 

Talk time (3G)

29.00 hours
the average is 24 h (1418 min)
 

Internet use

3G: 14 hours; LTE: 16 hours; Wi-Fi: 17 hours
 

Music playback

95.00 hours
 

Video playback

21.00 hours
 

Camera

Rear

Dual camera
Triple camera, Doubles as a selfie camera

Main camera

12 megapixels
108 megapixels

Features

Optical image stabilization, Phase detection autofocus
Sapphire crystal lens cover, Optical image stabilization, Laser and Phase detection autofocus

Specifications

Aperture size: F1.5/F2.4; Focal length: 26 mm; Sensor size: 1/2.55"; Pixel size: 1.4 μm
Aperture size: F1.7; Sensor size: 1/1.33"; Pixel size: 0.8 μm

Second camera

12 megapixels
12 megapixels

Features

Telephoto, Optical image stabilization, Autofocus
Sapphire crystal lens cover, Laser and Phase detection autofocus

Specifications

Optical zoom: 2x; Aperture size: F2.4; Focal Length: 52 mm; Sensor size: 1/3.4"; Pixel size: 1 μm
Optical zoom: 2x; Aperture size: F2.0; Sensor size: 1/2.55"; Pixel size: 1.4 μm

Third camera

 
20 megapixels

Features

 
Ultra-wide, Sapphire crystal lens cover, Laser autofocus

Specifications

 
Aperture size: F2.2; Sensor size: 1/2.8"; Pixel size: 1 μm

Flash

LED
Dual LED

Software Features

Manual focus, RAW image capture, HDR, Panorama, Face detection, Burst mode, Scenes, Effects, Exposure compensation, ISO control, White balance presets, Shutter speed control, Touch to focus, Self-timer, Digital zoom, Geo tagging
HDR, Panorama, Face detection, Scenes, Exposure compensation, ISO control, White balance presets, Touch to focus, Self-timer, Digital zoom, Geo tagging

Video recording

3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (240 fps), 1280x720 (HD) (960 fps)
3840x2160 (4K UHD), 1920x1080 (Full HD)

Features

Time-lapse video, Hyperlapse, Continuous autofocus, Object tracking, Digital image stabilization
 

Front

8 megapixels
 

Features

Wide Angle, Autofocus
 

Video capture

2560x1440 (QHD) (30 fps)
 

Design

Form factor

Candybar
Candybar

Dimensions

6.37 x 3.01 x 0.35 inches (161.9 x 76.4 x 8.8 mm)
6.08 x 2.85 x 0.41 inches (154.38 x 72.3 x 10.4 mm)

Weight

7.09 oz (201 g)
the average is 6.1 oz (175 g)
8.50 oz (241 g)
the average is 6.1 oz (175 g)

Materials

Back: Glass (Corning Gorilla Glass 5); Frame: Aluminum
Frame: Titanium

Resistance

Water, Dust; IP 68
 

Biometrics

Iris scanner, 2D Face unlock, Fingerprint (touch)
In-screen fingerprint

Features

Notification light, Stylus
 

Keys

Left: Volume control, Lock/Unlock key; Right: Other
 

Colors

Midnight black, Ocean blue, Cloud silver, Lavender purple
Black

Cellular

LTE (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)
 

LTE (TDD)

Bands 38(2600), 39(1900+), 40(2300), 41(2600+), 46
 

UMTS

850, 900, 1700/2100, 1900, 2100 MHz
 

GSM

850, 900, 1800, 1900 MHz
 

CDMA

800, 1900 MHz
 

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

2G Data

EDGE, GPRS, EV-DO
EDGE, GPRS

Dual SIM

 
Yes

SIM type

Nano SIM
Nano SIM

HD Voice

Yes
 

VoLTE

Yes
 

Global Roaming

Yes
Yes

Multimedia

Headphones

3.5mm jack
 

Speakers

Earpiece, Multiple speakers
Earpiece, Loudspeaker

Features

32-Bit DAC, Dolby Atmos
aptX-HD

Screen mirroring

Wireless screen share
DLNA, Wireless screen share

Additional microphone(s)

for Noise cancellation
for Noise cancellation

Connectivity & Features

Bluetooth

5.0
5.0

Profiles/ Protocols

Advanced Audio Distribution (A2DP), Audio/Visual Remote Control Profile (AVRCP), Generic Access (GAP), Handsfree (HFP), Headset (HSP), Message Access Profile (MAP), Object Push (OPP), Phone Book Access (PBAP)
Advanced Audio Distribution (A2DP), Audio/Visual Remote Control Profile (AVRCP), Generic Access (GAP), Handsfree (HFP), Headset (HSP), Message Access Profile (MAP), Object Push (OPP), Phone Book Access (PBAP)

Wi-Fi

802.11 a, b, g, n, ac, dual-band; MIMO, Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac, dual-band; MIMO, Wi-Fi Direct, Hotspot

USB

Type-C (reversible), USB 3.1
Type-C (reversible)

Features

OTG, Video out, Charging
Charging

Location

GPS, A-GPS, Glonass, Cell ID, Wi-Fi positioning
GPS, A-GPS, Glonass, Galileo, BeiDou, Dual-band positioning, Cell ID, Wi-Fi positioning

Sensors

Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer
Accelerometer, Gyroscope, Compass, Hall (for flip covers), Thermometer, Humidity

Mobile Payment

Samsung Pay
 

Other

NFC, ANT+
 

Hearing aid compatible

M4, T3
 

Regulatory Approval

FCC approval

 
 

Date approved

Jul 03, 2018
 

FCC ID value: A3LSMN960U link
 

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
 

Shopping information

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.
 

MSRP price

$ 1000
 

Availability

Officially announced

Aug 09, 2018
Sep 24, 2019

Scheduled release

 
December 2019
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