Xiaomi Mi Mix 3 (128GB/6GB) vs Samsung Galaxy Note 9 (SM-N960U 128GB)

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Side by side comparison between Xiaomi Mi Mix 3 vs Samsung Galaxy Note 9 phones, differences, pros, cons and full specifications. What's the better?

10/27/2018 12:58 PM, updated: 2/24/2023 4:13 PM

Compare Samsung Galaxy Note 9 X Xiaomi Mi Mix 3 (128GB/6GB) 06Points

Specifications Compare Models Pictures

6.39"
AMOLED

1080x2340

12
MP

24mp

6GB
RAM

Octa-core

3200
mAh

(Non removable)

21Points Samsung Galaxy Note 9 (SM-N960U 128GB) Compare Xiaomi Mi Mix 3 X

Specifications Compare Models Pictures

6.4"
AMOLED

1440x2960

12.2
MP

8mp

6GB
RAM

Octa-core

4000
mAh

(Non removable)

What's the better phone? Samsung Galaxy Note 9 (SM-N960U 128GB)

The phonemore's choice is much more technical than personal. Therefore, you shouldn't only consider this. Our goal is to help you, but what's important to us may not be important to you. You decide which one is the best! Comment!

6 Advantages Xiaomi Mi Mix 3 (128GB/6GB)	vs	21 Advantages Samsung Galaxy Note 9 (SM-N960U 128GB)
+8.5 millimeters (0.33 inches)4% Thinner	vs	8.8 millimeters (0.35 inches)
+Aluminum body, glass front, ceramic backAdvantage More resistant material	vs	Aluminum frame, glass front/back
+LED flash on both camerasAdvantage The LED flash on both cameras helps in dark places or in low light	vs	Dual-LED flash
+(dual front camera) 24MP + 2MP2 times Higher resolution secondary camera to take pictures and selfies	vs	(front) 8MP
+18W20% More power (watts) to charge the battery faster. Sometimes, the charger that comes with the device doesn't have the same power supported by the device. Check before you buy it.	vs	15W
+2 slots (Dual-SIM)Advantage You can have more mobile carriers/operators on the same device.	vs	1 slot (Single-SIM) (dedicated slot)
Not supported	vs	+Until 1TB microSD, microSDXCAdvantage More external storage for files using memory cards
218 grams (7.63 ounces)	vs	+201 grams (7.04 ounces)8% Lighter
HDR8	vs	+HDR10Advantage The HDR10 display provides vibrant colors and more details
1080x2340 pixels	vs	+1440x2960 pixels69% Higher resolution screen
403 PPI	vs	+514 PPI28% Crisper display of text, images and videos because it has more pixels per inch (ppi)
6.39"	vs	+6.4"1% Larger screen
(dual camera) 12MP + 12MP	vs	+(dual camera) 12.2MP + 12MP1% Higher resolution main camera
f/1.8 (aperture)	vs	+f/1.5 (aperture)20% Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.
(front) Full HD (1920x1080)	vs	+(front) 2K UHD (2560x1440)78% More image quality for recording videos with the secondary camera
(4G LTE-A) 600 Mbps	vs	+(4G LTE-A) 1200 Mbps100% Faster for surfing the internet and download files
Not supported	vs	+ANT+Advantage Sensors help you use the device
Not supported	vs	+BarometerAdvantage Sensors help you use the device
Not supported	vs	+Heart rateAdvantage Sensors help you use the device
Not supported	vs	+Iris scannerAdvantage Sensors help you use the device
Virtual proximity sensor	vs	+Proximity sensorAdvantage Sensors help you use the device
Not supported	vs	+SpO2Advantage Sensors help you use the device
3200 mAh	vs	+4000 mAh25% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
Mono sound (not stereo)	vs	+Stereo soundAdvantage Better sound quality for listening to music or clearer hands-free calls
Type-C jack with 3.5mm jack adapter	vs	+3.5mm jackAdvantage Headsets with 3.5mm Jack size are more common and easy to find in stores
USB 2.0 Type-C, USB OTG On-The-Go	vs	+USB 3.1 Type-C, USB OTG On-The-GoAdvantage Newer and faster USB version for transferring photos, mp3 or data.
Not supported	vs	+IP68 certifiedAdvantage Protection against water allows you talk to your friends in the rain, for example

31 Common items in both devices

2.8GHz 64bit Octa-core (10nm)

6GB LPDDR4X

128GB (110GB available) / 128GB (111GB available)

UFS 2.1

Super AMOLED

60Hz

16 million

+24 specs and more in the table below

Check the comparison table below for more items that are not evaluated in comparison score above.

Highlight differences

📱 Model features
	Xiaomi Mi Mix 3 (128GB/6GB)	Galaxy Note 9 (SM-N960U 128GB)
Change model		Choose the model
Model	Xiaomi Mi Mix 3 (128GB/6GB)	Galaxy Note 9 (SM-N960U 128GB)
Other model names	小米MIX 3, Xiaomi Mix 3 M1810E5A	Galaxy Note9 (Qualcomm) 6GB RAM, Samsung Crown
Country or region available	(Global, International), China	USA
Brand	Xiaomi	Samsung
Release date	11/1/2018, Announced: 10/1/2018	8/24/2018, Announced: 8/9/2018
Depth	8.5 millimeters (0.33 inches)	8.8 millimeters (0.35 inches)
Size (width x height)	74.69 x 157.89 millimeters (2.94 x 6.22 in)	76.4 x 161.9 millimeters (3.01 x 6.37 in)
Weight	218 grams (7.63 ounces)	201 grams (7.04 ounces)
Build, materials	Aluminum body, glass front, ceramic back	Aluminum frame, glass front/back Back: Gorilla Glass 5
Protection against water and others	Not supported	IP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistant
📲 Display
	Xiaomi Mi Mix 3 (128GB/6GB)	Galaxy Note 9 (SM-N960U 128GB)
Display type	Super AMOLED	Super AMOLED
Screen size	6.39" inches	6.4" inches
Screen-to-body ratio	~85% (screen-to-body ratio)	~84% (screen-to-body ratio)
Display resolution	1080x2340 pixels (19.5:9)	1440x2960 pixels (18.5:9)
Touchscreen	Capacitive Multitouch	Capacitive Multitouch 10-points
Pixel density (dot pitch)	403 PPI	514 PPI
Colors	16 million	16 million
Scratch-resistant glass	Gorilla Glass 3	Gorilla Glass 5
Refresh rate	60Hz	60Hz
Display features	600nits[typ] HDR8	HDR10 2.5D glass Always-On Display
🤖 Operating System
	Xiaomi Mi Mix 3 (128GB/6GB)	Galaxy Note 9 (SM-N960U 128GB)
System version	Android 9.0 Pie	Android 8.1 Oreo
Firmware update	Android 10	Android 10
User Interface	MIUI 10 / 12	One UI 2.0 / 2.5
⚙️ Processor
	Xiaomi Mi Mix 3 (128GB/6GB)	Galaxy Note 9 (SM-N960U 128GB)
Chipset	64bit: Qualcomm Snapdragon 845 (SDM845) (10nm)	64bit: Qualcomm Snapdragon 845 (SDM845) (10nm)
CPU	Octa-core, 2 processors: 4x 2.8GHz Kryo 385 Gold (Quad-core) 4x 1.7GHz Kryo 385 Silver (Quad-core)	Octa-core, 2 processors: 4x 2.8GHz Kryo 385 Gold (Quad-core) 4x 1.7GHz Kryo 385 Silver (Quad-core)
GPU graphical controller	Qualcomm Adreno 630 (710MHz)	Qualcomm Adreno 630 (710MHz)
Performance (benchmark)	AnTuTu: 292353 (v7), 352130 (v8) Geekbench: 9065 (v4.4), 2170 (v5.1) GFXBench: 30fps (ES 3.1 onscreen)	AnTuTu: 249124 (v7), 316449 (v8) Geekbench: 9026 (v4.4), 2092 (v5.1) GFXBench: 15fps (ES 3.1 onscreen)
💽 Memory and storage
	Xiaomi Mi Mix 3 (128GB/6GB)	Galaxy Note 9 (SM-N960U 128GB)
RAM memory	6GB LPDDR4X	6GB LPDDR4X
Internal storage	128GB (110GB available) UFS 2.1	128GB (111GB available) UFS 2.1
External storage	Not supported	Until 1TB microSD, microSDXC (dedicated slot)
📶 Mobile networks
	Xiaomi Mi Mix 3 (128GB/6GB)	Galaxy Note 9 (SM-N960U 128GB)
Dual-SIM	Dual-SIM Standby - Call active on one sim card	Not supported
SIM card	2 slots (Dual-SIM) nano-SIM (4FF)	1 slot (Single-SIM) nano-SIM (4FF)
Maximum Download / Upload	600/50 Mbps	1200/150 Mbps
Network technology	2G, 3G, 4G	2G, 3G, 4G
Frequency, bands	Expand band details Collapse details
GSM MHz band	Quad-Band 850/900/1800/1900	Quad-Band 850/900/1800/1900
Primary 2G network	CDMA 800/1900, GSM 850/900/1800/1900	CDMA 800/1900, GSM 850/900/1800/1900
Primary 3G network	Global version: UMTS 800/850/900/1700/1800/1900/2100 China version: CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 850/900/1700/1900/2100	CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 850/900/1700/1900/2100
Primary 4G network	LTE Cat11 VoLTE Global version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 29, 30, 66) TD-LTE (34, 38, 39, 40, 41) China version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 17, 20) TD-LTE (34, 38, 39, 40, 41)	LTE Cat18 (1, 2, 3, 4, 5, 7, 8, 12, 18, 19, 20, 28, 29, 30) TD-LTE (38, 39, 40, 41)
Primary 5G network	Not supported	Not supported
Primary data network	GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, TD-SCDMA, UMTS, TD-HSDPA, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A	GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, TD-SCDMA, UMTS, TD-HSDPA, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A
Secondary 2G network	GSM 850/900/1800/1900	Not supported
Secondary 3G network	Global version: UMTS 800/850/900/1700/1800/1900/2100 China version: UMTS 850/900/1700/1900/2100	Not supported
Secondary 4G network	LTE Cat11 VoLTE Global version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 29, 30, 66) TD-LTE (34, 38, 39, 40, 41) China version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 17, 20) TD-LTE (34, 38, 39, 40, 41)	Not supported
Secondary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A	Not supported
📷 Camera
	Xiaomi Mi Mix 3 (128GB/6GB)	Galaxy Note 9 (SM-N960U 128GB)
Back camera (main camera)	(dual camera) 12 megapixels 12MP telephoto 1/3.4"1.0µm	(dual camera) 12.2 megapixels 12MP telephoto f/2.41/3.4"52mm1.0µmAFOIS2x-optical-zoom
Main camera resolution	4000x3000 pixels	4032x3024 pixels
Video recording (primary)	4K UHD (3840x2160) 60 fps	4K UHD (3840x2160) 60 fps
Flash	LED flash on both cameras	Dual-LED flash
Focal aperture	f/1.8 (aperture)	f/1.5 (aperture)
Focal length	feature not registered	26mm lens
Sensor size	1/2.55" inches	1/2.55" inches
Pixel size	1.4µm pixel	1.4µm pixel
Autofocus	PDAF: phase detection autofocus	PDAF on back camera and autofocus front camera
Touch focus	Supported	Supported
Image stabilization	OIS (4-axis): Optical stabilization	OIS: Optical stabilization
Zoom	Digital and optical zoom	Digital and optical zoom
Face/smile detection	Face detection, Smile detection	Face detection, Smile detection
BSI sensor	Supported	Supported
HDR	HDR photo on both cameras	HDR photo/video on both cameras
Camera extras	4K@30/60fps 1080p@30/60/960fps	feature not registered
📸 Front camera
	Xiaomi Mi Mix 3 (128GB/6GB)	Galaxy Note 9 (SM-N960U 128GB)
Front camera (secondary)	(dual front camera) 24 megapixels 2MP depth	8 megapixels
Front camera resolution	5656x4224 pixels	3264x2448 pixels
Video recording (secondary)	Full HD (1920x1080)	2K UHD (2560x1440)
Front flash	LED	Not supported
Focal aperture	f/2.0 (aperture)	f/1.7 (aperture)
Focal length	26mm lens	25mm lens
Sensor size	1/2.8" inches	1/3.6" inches
Pixel size	0.9µm pixel	1.22µm pixel
🔉 Sound and multimedia
	Xiaomi Mi Mix 3 (128GB/6GB)	Galaxy Note 9 (SM-N960U 128GB)
Loudspeaker	Mono sound (not stereo)	Stereo sound 32-bit/384kHz
Active noise cancellation	2 microphones or more	2 microphones or more
Radio	Not supported	Not supported
TV	Not supported	Not supported
Video formats	MP4, H.265, H.264, H.263, XviD, MKV	MP4, H.265, H.264, H.263, DivX, XviD
Audio formats	MP3, WAV, WMA, eAAC+, FLAC	MP3, OGG, eAAC+, FLAC
🔌 Connectivity
	Xiaomi Mi Mix 3 (128GB/6GB)	Galaxy Note 9 (SM-N960U 128GB)
USB	USB 2.0 Type-C, USB OTG On-The-Go	USB 3.1 Type-C, USB OTG On-The-Go
Audio output	Type-C jack with 3.5mm jack adapter	3.5mm jack
TV output	USB Type-C (reversible)	USB Type-C SlimPort®
Bluetooth	5.0 + A2DP/LE	5.0 + A2DP/LE
WiFi	802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot	802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot
DLNA	Not supported	Not supported
GPS	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou
NFC	Supported	Supported
Infrared port	Not supported	Not supported
🧭 Sensors
	Xiaomi Mi Mix 3 (128GB/6GB)	Galaxy Note 9 (SM-N960U 128GB)
Sensors	Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (rear-mounted) Gyroscope Virtual proximity sensor	Accelerometer Ambient light sensor ANT+ Barometer Compass Face unlock Fingerprint sensor (rear-mounted) Gyroscope Hall effect Heart rate Iris scanner Proximity sensor SpO2
Vibrating alert	Supported	Supported
🔋 Battery
	Xiaomi Mi Mix 3 (128GB/6GB)	Galaxy Note 9 (SM-N960U 128GB)
Battery type	Li-Ion: lithium-ion (Non removable)	Li-Ion: lithium-ion (Non removable)
Battery capacity	3200 mAh	4000 mAh
Charger, watts	18W Wired fast charging Quick Charge 4	15W Wired fast charging
Inductive / wireless charging	10W Qi wireless charging	Qi wireless charging (Qi/PMA)
Talk time autonomy	feature not registered	feature not registered
Standby	feature not registered	feature not registered
➕ Other features
	Xiaomi Mi Mix 3 (128GB/6GB)	Galaxy Note 9 (SM-N960U 128GB)
Call control	Voice dialing, Voice recorder	Voice dialing, Voice recorder, Voice commands
Messaging	SMS (T9), MMS, E-mail, Push mail	SMS (T9), MMS, E-mail, Push mail
Hands-free calling	Supported	Supported
Video calling	Supported	Supported
Ringtones	Polyphonic and customized	Polyphonic and customized
Web browser	HTML, XHTML, HTML5	HTML, XHTML, HTML5
Antenna	Internal antenna	Internal antenna
Qwerty physical keyboard	Not supported	Not supported
Miscellaneous	• Colors: Onyx Black, Jade Green, Sapphire Blue • Mechanical pop-up front camera	• Colors: Black, Copper, Purple, Blue • S Pen Stylus (Bluetooth) • Samsung Pay • Samsung DeX
☢️ Radiation rate
	Xiaomi Mi Mix 3 (128GB/6GB)	Galaxy Note 9 (SM-N960U 128GB)
SAR 1.6W/kg (USA, Mexico, etc.)	1.45W/kg (head), 1.57W/kg (body)	feature not registered
SAR 2W/kg (Europe, UK, etc.)	feature not registered	feature not registered