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Xiaomi Mi 9 SE vs Xiaomi 12 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.


Xiaomi Mi 9 SE	Xiaomi 12
Released · Apr 15, 2019	Released · Dec 31, 2021
6.0-inch	6.3-inch
Triple camera	Triple camera
6GB · 128GB	8GB · 128GB
3070 mAh	4500 mAh
	Check prices

Availability

Officially announced
Feb 20, 2019	Dec 28, 2021

Design

Dimensions
5.81 x 2.78 x 0.29 inches 147.5 x 70.5 x 7.45 mm	6.01 x 2.75 x 0.32 inches 152.7 x 69.9 x 8.2 mm
Weight
5.47 oz (155.0 g)	6.35 oz (180.0 g)
Materials
	Back: Glass Frame: Aluminum
Biometrics
2D Face unlock, Optical in-screen fingerprint	Fingerprint (touch)
Keys
Right: Volume control, Lock/Unlock key	Right: Volume control, Lock/Unlock key
Colors
Black, Purple, Blue	Black, Green, Blue, Pink

Display

Size
6.0-inch, 83.96% screen-to-body	6.3-inch, 89.30% screen-to-body
Type
AMOLED, HDR, 600 nits	AMOLED, 120Hz, HDR, 1100 nits
Resolution
2340x1080px, 19.5:9 ratio, 432 PPI	2400x1080px, 20:9 ratio, 419 PPI
Colors
16 777 216
Protection
Corning Gorilla Glass	Corning Gorilla Glass Victus

Hardware

System chip
Snapdragon 712 SDM712 (10 nm)	Snapdragon 8 Gen1 SM8450 (4 nm)
Processor
Octa-core 2300 MHz Kryo 360	Octa-core 1x3.00GHz Cortex-X2 3x2.50GHz Cortex-A710 4x1.80GHz Cortex-A510
GPU
Adreno 616	Adreno 730
Memory
6GB (LPDDR4)/128GB	8GB (LPDDR5)/128GB (UFS 3.1) 8GB/256GB 12GB/256GB
Storage expansion
	not expandable
OS
Android (9.0 Pie)	Android (12)

Battery

Type
3070 mAh	4500 mAh
Charging
	Fast charging Qi wireless charging, Reverse wireless charging
Charge speed
	Wired: 67.0W Wireless: 50.0W

Camera

Rear
Triple camera	Triple camera
Main camera
48 MP (PDAF) Aperture size: F1.8 Focal length: 26 mm Sensor size: 1/2" Pixel size: 0.8 μm	50 MP (OIS, PDAF) Aperture size: F1.9 Focal length: 26 mm Sensor size: 1/1.56" Pixel size: 1.0 μm
Second camera
13 MP (Ultra-wide, PDAF) Aperture size: F2.4 Sensor size: 1/3.06" Pixel size: 1.12 μm	13 MP (Ultra-wide) Aperture size: F2.4 Focal Length: 12 mm Sensor size: 1/3.06" Pixel size: 1.12 μm
Third camera
8 MP (Telephoto, Autofocus) Aperture size: F2.4 Sensor size: 1/4" Pixel size: 1.12 μm	5 MP (Telephoto, Macro) Focal Length: 50 mm
Flash
LED	Dual LED
Video recording
4K UHD (30 fps), 1080p (120 fps), 720p (960 fps) EIS, Video calling, Video sharing	8K UHD (24 fps), 4K UHD (30 fps), 1080p (960 fps) EIS
Front
20 MP (HDR)	32 MP Video capture: 1080p

Connectivity & Features

Bluetooth
5.0	5.2
WLAN
a,b,g,n,ac,dual-band Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac	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, Ambient light sensor, Proximity sensor	Accelerometer, Gyroscope, Compass, Ambient light sensor, Proximity sensor
Location
GPS, A-GPS, Glonass, Galileo, BeiDou	GPS, A-GPS, Glonass, Galileo, BeiDou, QZSS, NavIC, Cell ID, Wi-Fi positioning
Other
NFC, Infrared, VoIP, Tethering, Computer sync, OTA sync	NFC, Infrared

Multimedia

Headphones
No 3.5mm jack	No 3.5mm jack
Speakers
Earpiece, Loudspeaker	Earpiece, Multiple speakers
Features
Album art cover, Background playback
Screen mirroring
Wireless screen share	Wireless screen share
Additional microphone(s)
	Noise cancellation

Cellular

5G Bands
	n1, n3, n5, n8, n20, n28, n38, n40, n41, n66, n77, n78, n79, SA, NSA
4G (FDD) Bands
1, 3, 5, 7, 8	1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 66
4G (TDD) Bands
34, 38, 39, 40, 41	34, 38, 39, 40, 41, 42
3G Bands
5, 8, 2, 1	1, 2, 4, 5, 6, 8
Data Speed
LTE-A, HSPA, HSUPA	LTE-A, HSDPA+ (4G) 42.2 Mbit/s
Dual SIM
Yes
SIM type
Nano SIM	Dual Nano SIM
VoLTE
Yes

Phone Features

Notifications
Haptic feedback, Music ringtones, Vibration
Other features
Voice dialing, Voice commands, Voice recording

Alternative variants

With 256GB internal storage


Memory	256GB

With 12GB RAM and 256GB internal storage


Memory	12GB/256GB

Links

Full specifications
Xiaomi Mi 9 SE Specs	Xiaomi 12 Specs