Xiaomi Mi Mix 4 vs Xiaomi 12X Specs Comparison

Availability

Officially announced
Aug 10, 2021	Mar 15, 2022

Design

Dimensions
6.40 x 2.97 x 0.31 inches 162.6 x 75.4 x 8 mm	6.01 x 2.75 x 0.32 inches 152.7 x 69.9 x 8.16 mm
Weight
7.94 oz (225.0 g)	6.21 oz (176.0 g)
Materials
Back: Ceramic Frame: Aluminum	Back: Glass Frame: Aluminum
Resistance
Splash, Dust; IP53
Biometrics
Optical in-screen fingerprint	Fingerprint (touch)
Keys
Right: Volume control, Lock/Unlock key	Right: Volume control, Lock/Unlock key
Colors
Ceramic Black, Ceramic White, Shadow Gray	Grey, Purple, Blue

Display

Size
6.7-inch, 87.59% screen-to-body	6.3-inch, 89.30% screen-to-body
Type
AMOLED, 120Hz, HDR	AMOLED, 120Hz, HDR, 1100 nits
Resolution
2400x1080px, 20:9 ratio, 395 PPI	2400x1080px, 20:9 ratio, 419 PPI
Protection
Corning Gorilla Glass Victus	Corning Gorilla Glass Victus

Hardware

System chip
Snapdragon 888+ SM8350-AC (5 nm)	Snapdragon 870 SM8250-AC (7 nm)
Processor
Octa-core Kryo 680 Prime	Octa-core 1x3.20GHz Kryo 585 3x2.42GHz Kryo 585 4x1.80GHz Kryo 585
GPU
Adreno 660	Adreno 650
Memory
8GB (LPDDR5)/128GB (UFS 3.1) 8GB/256GB 12GB/256GB 12GB/512GB	8GB (LPDDR5)/128GB (UFS 3.1) 8GB/256GB
Storage expansion
not expandable	not expandable
OS
Android (11)	Android (11)

Battery

Type
4500 mAh, Li - Ion	4500 mAh
Charging
Fast charging Qi wireless charging, Reverse wireless charging	Fast charging
Charge speed
Wired: 120.0W Wireless: 50.0W	Wired: 67.0W

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	50 MP (OIS, PDAF) Aperture size: F1.9 Pixel size: 1.0 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
Third camera
8 MP (Periscope, OIS, PDAF) Optical zoom: 5.0x	5 MP (Telephoto, Macro) Focal Length: 50 mm
Flash
Dual LED	Dual LED
Video recording
8K UHD (24 fps), 4K UHD (60 fps), 1080p (480 fps), 720p (480 fps) HDR, Time-lapse video, Hyperlapse, Continuous autofocus, Object tracking	8K UHD (24 fps), 4K UHD (30 fps), 1080p (960 fps) EIS
Front
20 MP (Under-screen) Video capture: 1080p	32 MP Video capture: 1080p

Connectivity & Features

Bluetooth
5.2	5.1
WLAN
a,b,g,n,ac,Wi-Fi 6 MIMO, Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac, ax	a,b,g,n,ac,Wi-Fi 6 Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac, ax
USB
Type-C, USB 2.0	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
Location
GPS, A-GPS, Glonass, Galileo, BeiDou, QZSS, NavIC, Cell ID, Wi-Fi positioning	GPS, A-GPS, Glonass, Galileo, BeiDou, QZSS, NavIC, Cell ID, Wi-Fi positioning
Other
NFC	NFC, Infrared

Multimedia

Headphones
No 3.5mm jack	No 3.5mm jack
Speakers
Earpiece, Multiple speakers	Earpiece, Multiple speakers
Screen mirroring
	Wireless screen share
Additional microphone(s)
	Noise cancellation

Cellular

5G Bands
n1, n3, n5, n8, n28, n41, n77, n78, n79, SA, NSA, Sub-6	n1, n3, n5, n8, n20, n28, n38, n40, n41, n66, n77, SA, NSA
4G (FDD) Bands
1, 2, 3, 4, 5, 8, 12, 17, 18, 19, 20, 26, 28	1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 26, 28, 32, 66
4G (TDD) Bands
34, 38, 39, 40, 41, 42	38, 39, 40, 41, 42, 48
3G Bands
1, 2, 4, 5, 6, 8, 19	1, 2, 4, 5, 6, 8
Data Speed
LTE-A, HSDPA+ (4G) 42.2 Mbit/s	LTE-A, HSDPA+ (4G) 42.2 Mbit/s
Dual SIM
Yes	Yes
SIM type
Nano SIM	Dual Nano SIM
HD Voice
Yes
VoLTE
Yes

Alternative variants

With 256GB internal storage

Memory	256GB

With 256GB internal storage

Memory	256GB

With 12GB RAM and 256GB internal storage

Memory	12GB/256GB

With 12GB RAM and 512GB internal storage

Memory	12GB/512GB

Links

Full specifications
Xiaomi Mi Mix 4 Specs	Xiaomi 12X Specs