Xiaomi Mi 9 vs realme X2 Pro 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.

8.7
Xiaomi Mi 9
Xiaomi Mi 9 realme X2 Pro
Released · Mar 06, 2019
Released · October 2019
6.4-inch
6.5-inch
Triple camera
Quad camera
6GB · 128GB
6GB · 64GB
3300 mAh
4000 mAh

Design

Dimensions
6.20 x 2.94 x 0.30 inches
157.5 x 74.67 x 7.61 mm
6.34 x 2.98 x 0.34 inches
161 x 75.7 x 8.7 mm
Weight
6.10 oz (173.0 g) 7.02 oz (199.0 g)
Materials
Back: Glass (Corning Gorilla Glass 5)
Frame: Metal
Back: Glass (Corning Gorilla Glass 5)
Frame: Aluminum
Biometrics
Optical in-screen fingerprint Optical in-screen fingerprint
Keys
Left: Volume control; Right: Lock/Unlock key
Colors
Black, Purple, Blue Neptune blue, Lunar white

Display

Size
6.4-inch 6.5-inch
Resolution
2340x1080px, 19.5:9 ratio, 403 PPI 2400x1080px, 20:9 ratio, 405 PPI
Technology
AMOLED Super AMOLED
Refresh rate
90Hz
Screen-to-body
85.23 % 83.69 %
Peak brightness
600 cd/m2 (nit) 1000 cd/m2 (nit)
Features
HDR support, Oleophobic coating, Scratch-resistant glass (Corning Gorilla Glass 6), Ambient light sensor, Proximity sensor HDR support, Scratch-resistant glass (Corning Gorilla Glass 5), Ambient light sensor, Proximity sensor

Hardware

System chip
Qualcomm Snapdragon 855 (7 nm) Qualcomm Snapdragon 855+ SM8150-AC (7 nm)
Processor
Octa-core
2840 MHz
Kryo 485
Octa-core
Kryo 485
GPU
Adreno 640 Adreno 640
RAM
6GB (LPDDR4) 6GB (LPDDR4)
Internal storage
128GB 64GB
Storage expansion
not expandable not expandable
OS
Android (9.0 Pie), Xiaomi MI UI Android (9.0 Pie), ColorOS UI

Battery

Capacity
3300 mAh 4000 mAh
Type
Li - Polymer
Charging
Qualcomm Quick Charge 4+, Qi wireless charging OPPO VOOC
Charge speed
Wired: 50.0W

Camera

Rear
Triple camera Quad camera
Main camera
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
64 MP (PDAF)
Aperture size: F1.8
Focal length: 26 mm
Sensor size: 1/1.7"
Pixel size: 0.8 μm
Second camera
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
8 MP (Ultra-wide, PDAF)
Aperture size: F2.4
Focal Length: 16 mm
Sensor size: 1/3.2"
Pixel size: 1.4 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
13 MP (Telephoto, PDAF)
Optical zoom: 2.0x
Aperture size: F2.5
Focal Length: 52 mm
Sensor size: 1/3.4"
Pixel size: 1 μm
Fourth camera
2 MP (Depth information)
Aperture size: F2.4
Sensor size: 1/5"
Pixel size: 1.75 μm
Flash
Dual LED Dual LED
Video recording
3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (960 fps), 1280x720 (HD) (960 fps)
Continuous autofocus, EIS, Video calling, Video sharing
3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (120 fps), 1280x720 (HD) (960 fps)
EIS
Front
20 MP (HDR), Video capture: 1920x1080 (Full HD) 16 MP (EIS), Video capture: 1920x1080 (Full HD)

Connectivity & Features

Bluetooth
5.0 5.0
WLAN
802.11 a,b,g,n,ac,dual-band
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 GPS, A-GPS, Galileo, BeiDou, Dual-band positioning, Cell ID, Wi-Fi positioning
Sensors
Accelerometer, Gyroscope, Compass Accelerometer, Gyroscope, Compass
Other
NFC, Infrared, VoIP, Tethering, Computer sync, OTA sync NFC

Multimedia

Headphones
No 3.5mm jack 3.5mm jack
Speakers
Earpiece, Loudspeaker Earpiece, Multiple speakers
Features
aptX-HD Dolby Atmos
Screen mirroring
Wireless screen share

Cellular

4G (FDD)
Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 17(700 b), 20(800 DD), 28(700 APT) Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 17(700 b), 18(800 Lower), 19(800 Upper), 20(800 DD), 26(850+), 28(700 APT)
4G (TDD)
Bands 38(2600), 39(1900+), 40(2300) Bands 34(2000), 38(2600), 39(1900+), 40(2300), 41(2600+)
3G
Bands 5(850), 8(900), 4(1700/2100), 2(1900), 1(2100) Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 6(800), 8(900)
Data Speed
LTE-A, HSPA, HSUPA 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
VoLTE
Yes

Phone Features

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

Buyers information

In The Box
Case, 18W Charger, USB Type-C cable, Type-c to 3.5 mm adapter, SIM removal tool, Documentation Type-C cable, Flash charge adapter, Phone protection case, SIM card needle, Quick start guide, Warranty card

Availability

Officially announced
Feb 20, 2019

Alternative variants

with 64 GB storage
Internal storage 64GB
with 128 GB storage
RAM 8GB
Internal storage 128GB
Explorer Edition
RAM 12GB
Internal storage 256GB
with 256 GB storage
RAM 12GB
Internal storage 256GB
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