Xiaomi Mi Mix 4 vs Xiaomi Mi 9T Specs Comparison

Design

Dimensions
6.40 x 2.97 x 0.31 inches 162.6 x 75.4 x 8 mm	6.17 x 2.93 x 0.35 inches 156.7 x 74.3 x 8.8 mm
Weight
7.94 oz (225.0 g)	6.74 oz (191.0 g)
Materials
Back: Ceramic Frame: Aluminum	Back: Metal Frame: Metal
Resistance
Splash, Dust; IP53
Biometrics
Optical in-screen fingerprint	2D Face unlock, Optical in-screen fingerprint
Keys
Right: Volume control, Lock/Unlock key	Right: Volume control, Lock/Unlock key
Colors
Ceramic Black, Ceramic White, Shadow Gray	Carbon Black, Flame Red, Glacier Blue

Display

Size
6.7-inch	6.4-inch
Resolution
2400x1080px, 20:9 ratio, 395 PPI	2340x1080px, 19.5:9 ratio, 403 PPI
Technology
AMOLED	AMOLED
Refresh rate
120Hz	60Hz
Screen-to-body
87.59 %	85.94 %
Peak brightness
	430 cd/m2 (nit)
Features
HDR support, Scratch-resistant glass (Corning Gorilla Glass Victus), Ambient light sensor, Proximity sensor	HDR support, Scratch-resistant glass (Corning Gorilla Glass 5), Ambient light sensor, Proximity sensor

Hardware

System chip
Qualcomm Snapdragon 888+ SM8350-AC (5 nm)	Qualcomm Snapdragon 730 SM7150-AA (8 nm)
Processor
Octa-core Kryo 680 Prime	Octa-core Kryo 470
GPU
Adreno 660	Adreno 618
RAM
8GB (LPDDR5)	6GB (LPDDR4)
Internal storage
128GB (UFS 3.1)	128GB
Storage expansion
not expandable	not expandable
OS
Android (11), MIUI 12.5 UI	Android (10, 9.0 Pie)

Battery

Capacity
4500 mAh	4000 mAh
Type
Li - Ion
Charging
Fast charging, Qi wireless charging, Reverse wireless charging	Fast charging
Charge speed
Wired: 120.0W Wireless: 50.0W	Wired: 18.0W

Camera

Rear
Triple camera	Triple camera
Main camera
108 MP (OIS, Laser and PDAF) Aperture size: F1.9 Focal length: 24 mm Sensor size: 1/1.33" Pixel size: 0.8 μm	48 MP (PDAF) Aperture size: F1.8 Focal length: 26 mm Sensor size: 1/2" Pixel size: 0.8 μm
Second camera
13 MP (Ultra-wide) Aperture size: F2.2 Focal Length: 12 mm Sensor size: 1/3.06" Pixel size: 1.12 μm	13 MP (Ultra-wide) Aperture size: F2.4 Focal Length: 12 mm Sensor size: 1/3.1" Pixel size: 1.12 μm
Third camera
8 MP (Periscope, OIS, PDAF) Optical zoom: 5.0x	8 MP (Telephoto) Optical zoom: 2.0x Aperture size: F2.4 Focal Length: 53 mm Sensor size: 1/4" Pixel size: 1.12 μm
Flash
Dual LED	Dual LED
Video recording
7680x4320 (8K UHD) (24 fps), 3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (480 fps), 1280x720 (HD) (480 fps) HDR, Time-lapse video, Hyperlapse, Continuous autofocus, Object tracking	3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (960 fps), 1280x720 (HD) (960 fps) Video calling, Video sharing
Front
20 MP (Under-screen), Video capture: 1920x1080 (Full HD)	20 MP (Pop-up, HDR), Video capture: 1920x1080 (Full HD)

Connectivity & Features

Bluetooth
5.2	5.0
WLAN
802.11 a,b,g,n,ac,ax(Wi-Fi 6) MIMO, Wi-Fi Direct, Hotspot	802.11 a,b,g,n,ac,dual-band MIMO, Wi-Fi Direct, Hotspot
USB
Type-C, USB 2.0	Type-C
Location
GPS, A-GPS, Glonass, Galileo, BeiDou, QZSS, NavIC, Cell ID, Wi-Fi positioning	GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
Sensors
Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer	Accelerometer, Gyroscope, Compass
Other
NFC	NFC, VoIP, Tethering, Computer sync, OTA sync

Multimedia

Headphones
No 3.5mm jack	3.5mm jack
Speakers
Earpiece, Multiple speakers	Earpiece, Loudspeaker
Features
	Album art cover, Background playback
Radio
	FM

Cellular

5G
Bands n1, n3, n5, n8, n28, n41, n77, n78, n79, SA, NSA, Sub-6
4G (FDD)
Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 8(900), 12(700 a), 17(700 b), 18(800 Lower), 19(800 Upper), 20(800 DD), 26(850+), 28(700 APT)	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 34(2000), 38(2600), 39(1900+), 40(2300), 41(2600+), 42(3500)	Bands 38(2600), 40(2300)
3G
Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 6(800), 8(900), 19(800)	Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)
Data Speed
LTE-A, HSDPA+ (4G) 42.2 Mbit/s	LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
Dual SIM
Yes	Yes
SIM type
Nano SIM	Nano SIM
HD Voice
Yes	Yes
VoLTE
Yes	Yes

Buyers information

In The Box
Power adapter, USB Type-C data cable, Type-C to 3.5mm headphone cable, Mobile phone protective shell, Film (covered on the screen), Pins, Instructions (including three packs of certificates)	Power adapter, Simple protective cover, USB Type-C cable, SIM eject tool, User guide, Warranty card

Availability

Officially announced
Aug 10, 2021	Jun 12, 2019

Alternative variants

With 256GB internal storage

Internal storage	256GB

with 64 GB storage

Internal storage	64GB

With 12GB RAM and 256GB internal storage

RAM	12GB
Internal storage	256GB

With 12GB RAM and 512GB internal storage

RAM	12GB
Internal storage	512GB

Links

Full specifications
Xiaomi Mi Mix 4 Specs	Xiaomi Mi 9T Specs