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Xiaomi Mi Mix 3 vs Xiaomi Mi 9 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.

Comparison mode:
Specs Size
Differences only
8.9
Xiaomi Mi Mix 3
8.7
Xiaomi Mi 9
Xiaomi Mi Mix 3 Xiaomi Mi 9
Released · Nov 01, 2018
Released · Mar 06, 2019
6.4-inch · 2340x1080px
6.4-inch · 2340x1080px
Dual camera
Triple camera
8GB · 256GB
6GB · 128GB
3200 mAh
3300 mAh

Availability

Officially announced
Oct 25, 2018 Feb 20, 2019

Design

Dimensions
6.22 x 2.94 x 0.33 inches
157.89 x 74.69 x 8.46 mm 		6.20 x 2.94 x 0.30 inches
157.5 x 74.67 x 7.61 mm
Weight
7.69 oz / 218.0 g 6.10 oz / 173.0 g
Materials
Back: Ceramic
Frame: Aluminum 		Back: Glass (Corning Gorilla Glass 5)
Frame: Metal
Biometrics
2D Face unlock, Fingerprint (touch) Optical in-screen fingerprint
Features
Notification light
Keys
Right: Volume control, Lock/Unlock key
Colors
Black, Green, Blue Black, Purple, Blue

Display

Size
6.4-inch, 84.96% screen-to-body 6.4-inch, 85.23% screen-to-body
Type
Super AMOLED, HDR, 600 nits AMOLED, HDR, 600 nits
Resolution
2340x1080px, 19.5:9 ratio, 403 PPI 2340x1080px, 19.5:9 ratio, 403 PPI
Protection
Corning Gorilla Glass 6
Features
HDR support, Oleophobic coating, Scratch-resistant glass, Ambient light sensor, Proximity sensor
PhoneArena Display Test
Bright Max (20% APL)
Untested Untested
Bright Min
2 (Good) 2 (Good)
Learn more on our PhoneArena Display Test Results page.

Hardware

System chip
Snapdragon 845 SDM845 (10 nm) Snapdragon 855 (7 nm)
Processor
Octa-core
2800 MHz
Kryo 385 		Octa-core
2840 MHz
Kryo 485
GPU
Adreno 630 Adreno 640
Memory
8GB (LPDDR4)/256GB
6GB/256GB
8GB/256GB
10GB/256GB 		6GB (LPDDR4)/128GB
6GB/64GB
12GB/256GB
Storage expansion
not expandable not expandable
OS
Android (9.0 Pie) Android (9.0 Pie)

Battery

Type
3200 mAh, Li - Polymer 3300 mAh
Charging
Qualcomm Quick Charge 4+
Qi wireless charging 		Qualcomm Quick Charge 4+
Qi wireless charging

Camera

Rear
Dual camera Triple camera
Main camera
12.2 MP (OIS, PDAF)
Aperture size: F1.8
Sensor size: 1/2.55"
Pixel size: 1.4 μm 		48 MP (Sapphire crystal lens cover, Laser and PDAF, CMOS image sensor)
Aperture size: F1.8
Focal length: 26 mm
Sensor size: 1/2"
Pixel size: 0.8 μm
Second camera
12 MP (Telephoto)
Optical zoom: 2.0x
Sensor size: 1/3.4"
Pixel size: 1 μm 		12 MP (Telephoto, Sapphire crystal lens cover, PDAF)
Optical zoom: 2.0x
Aperture size: F2.2
Focal Length: 50 mm
Sensor size: 1/3.4"
Pixel size: 1 μm
Third camera
16 MP (Ultra-wide, Sapphire crystal lens cover, PDAF)
Aperture size: F2.2
Focal Length: 17 mm
Sensor size: 1/3"
Pixel size: 1 μm
Flash
Dual LED Dual LED
Video recording
4K UHD (60 fps), 1080p (960 fps), 720p (960 fps)
Time-lapse video, EIS, Video calling, Video sharing 		4K UHD (60 fps), 1080p (960 fps), 720p (960 fps)
Continuous autofocus, EIS, Video calling, Video sharing
Front
24 MP (Dual-Camera, Flash, HDR) 20 MP (HDR)
Video capture: 1080p

Connectivity & Features

Bluetooth
5.0 5.0
WLAN
a,b,g,n,ac,dual-band
MIMO, Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac 		a,b,g,n,ac,dual-band
MIMO, Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac
USB
Type-C 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
Other
NFC, VoIP, Tethering, Computer sync, OTA sync NFC, Infrared, VoIP, Tethering, Computer sync, OTA sync

Multimedia

Headphones
No 3.5mm jack No 3.5mm jack
Speakers
Earpiece, Loudspeaker Earpiece, Loudspeaker
Features
Album art cover, Background playback aptX-HD
Screen mirroring
Wireless screen share Wireless screen share

Cellular

4G (FDD) Bands
1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 29, 30, 66 1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28
4G (TDD) Bands
34, 38, 39, 40, 41 38, 39, 40
3G Bands
6, 5, 8, 4, 3, 2, 1 5, 8, 4, 2, 1
Data Speed
LTE-A, HSPA, HSUPA LTE-A, HSPA, HSUPA
Dual SIM
Yes Yes
SIM type
Nano SIM Nano SIM
HD Voice
Yes Yes
VoLTE
Yes Yes

Phone Features

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

Alternative variants

with 6 GB RAM
Memory 6GB
Colors Black
with 64 GB storage
Memory 64GB
with 256 GB storage
Memory 256GB
Colors Black
Explorer Edition
Memory 12GB/256GB
Forbidden City Special Edition
Memory 10GB
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