Xiaomi Redmi 4X vs Xiaomi Mi 9 SE Specs Comparison

Design

Dimensions
5.48 x 2.75 x 0.34 inches 139.24 x 69.96 x 8.65 mm	5.81 x 2.78 x 0.29 inches 147.5 x 70.5 x 7.45 mm
Weight
5.15 oz (146.0 g)	5.47 oz (155.0 g)
Materials
Back: Aluminum
Biometrics
Fingerprint (touch)	2D Face unlock, Optical in-screen fingerprint
Features
Touch sensitive control keys
Keys
Right: Volume control, Lock/Unlock key	Right: Volume control, Lock/Unlock key
Colors
Black, Gold	Black, Purple, Blue

Display

Size
5.0-inch	6.0-inch
Resolution
1280x720px, 294 PPI	2340x1080px, 19.5:9 ratio, 432 PPI
Technology
IPS LCD	AMOLED
Screen-to-body
70.89 %	83.96 %
Colors
16 777 216	16 777 216
Peak brightness
450 cd/m2 (nit)	600 cd/m2 (nit)
Features
Scratch-resistant glass (Corning Gorilla Glass), Ambient light sensor, Proximity sensor	HDR support, Scratch-resistant glass (Corning Gorilla Glass), Ambient light sensor, Proximity sensor

Hardware

System chip
Qualcomm Snapdragon 435 8940 (28 nm)	Qualcomm Snapdragon 712 SDM712 (10 nm)
Processor
Octa-core 1400 MHz ARM Cortex-A53	Octa-core 2300 MHz Kryo 360
GPU
Adreno 505	Adreno 616
RAM
3GB (LPDDR3)	6GB (LPDDR4)
Internal storage
32GB	128GB
Storage expansion
microSDXC up to 128 GB
OS
Android (6.0 Marshmallow)	Android (9.0 Pie)

Battery

Capacity
4100 mAh	3070 mAh

Camera

Rear
Single camera	Triple camera
Main camera
13 MP (PDAF) Aperture size: F2.0	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, PDAF) Aperture size: F2.4 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
Flash
LED	LED
Video recording
1920x1080 (Full HD) (30 fps) Video calling, Video sharing	3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (120 fps), 1280x720 (HD) (960 fps) EIS, Video calling, Video sharing
Front
5 MP, Video capture: 1280x720 (HD) (30 fps)	20 MP (HDR)

Connectivity & Features

Bluetooth
4.2	5.0
WLAN
802.11 b,g,n,dual-band Hotspot, Wi-Fi Direct	802.11 a,b,g,n,ac,dual-band Wi-Fi Direct, Hotspot
USB
microUSB, USB 2.0	Type-C, USB 2.0
Location
GPS, A-GPS, Glonass, BeiDou	GPS, A-GPS, Glonass, Galileo, BeiDou
Sensors
Accelerometer, Gyroscope	Accelerometer, Gyroscope, Compass
Other
Infrared, VoIP, Tethering, Computer sync, OTA sync	NFC, Infrared, VoIP, Tethering, Computer sync, OTA sync

Multimedia

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

Cellular

4G (FDD)
	Bands 1(2100), 3(1800), 5(850), 7(2600), 8(900)
4G (TDD)
	Bands 34(2000), 38(2600), 39(1900+), 40(2300), 41(2600+)
3G
	Bands 5(850), 8(900), 2(1900), 1(2100)
Data Speed
LTE-A Cat 7 (300/100 Mbit/s), HSPA	LTE-A, HSPA, HSUPA
Dual SIM
Yes	Yes
SIM type
Nano SIM, Micro SIM	Nano SIM
VoLTE
	Yes

Phone Features

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

Buyers information

In The Box
power adapter, USB cable, warranty card, user guide, SIM insertion tool

Availability

Officially announced
Feb 28, 2017	Feb 20, 2019

Links

Full specifications
Xiaomi Redmi 4X Specs	Xiaomi Mi 9 SE Specs
User Reviews
Xiaomi Redmi 4X User Reviews