Xiaomi Redmi 4X vs Xiaomi Mi 9 SE
Display
Display size
Resolution
Pixel density
Technology
IPS LCD
AMOLED
Screen-to-body ratio
70.89 %
83.96 %
Peak brightness
450 cd/m2 (nit)
600 cd/m2 (nit)
Features
Scratch-resistant glass (Corning Gorilla Glass), Ambient light sensor, Proximity sensor
HDR video support, Scratch-resistant glass (Corning Gorilla Glass), Ambient light sensor, Proximity sensor
Camera
Rear
Single camera
Triple camera
Main camera
Hardware Features
Phase detection autofocus
Phase detection autofocus
Specifications
Aperture size: F2.0
Aperture size: F1.8; Focal length: 26 mm; Sensor size: 1/2"; Pixel size: 0.8 μm
Second camera
13 megapixels
Hardware Features
Ultra-wide, Phase detection autofocus
Specifications
Aperture size: F2.4; Sensor size: 1/3.06"; Pixel size: 1.12 μm
Third camera
8 megapixels
Hardware Features
Telephoto, Autofocus
Specifications
Aperture size: F2.4; Sensor size: 1/4"; Pixel size: 1.12 μm
Flash
LED
LED
Video recording
1920x1080 (Full HD) (30 fps)
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (120 fps), 1280x720 (HD) (960 fps)
Features
Video calling, Video sharing
Digital image stabilization, Video calling, Video sharing
Front
5 megapixels
20 megapixels
Features
High Dynamic Range mode (HDR)
Design
Dimensions
Weight
the average is 6 oz (172 g)
the average is 6 oz (172 g)
Materials
Back: Aluminum
Biometrics
Fingerprint (touch)
2D Face unlock, In-screen fingerprint
Features
Touch sensitive control keys
Colors
Black, Gold
Black, Purple, Blue
Multimedia
Headphones
3.5 mm jack
USB Type-C (reversible)
Speakers
Earpiece, Loudspeaker
Earpiece, Loudspeaker
Features
Album art cover, Background playback
Album art cover, Background playback
Screen mirroring
Wireless screen share
Wireless screen share
Hardware & Performance
System chip
Qualcomm Snapdragon 435 8940
Qualcomm Snapdragon 712 SDM712
Processor
GPU
Adreno 505
Adreno 616
RAM
Internal storage
32 GB
128 GB
Storage expansion
microSDXC up to 128 GB
OS
Android (6.0 Marshmallow)
Android (9.0 Pie)
Connectivity & Features
Bluetooth
4.2
5.0
Wi-Fi
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
USB Type-C (reversible), USB 2.0
Features
Mass storage device, USB charging
Mass storage device
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
Cellular
LTE (FDD)
Bands 1, 3, 5, 7, 8
LTE (TDD)
Bands 34, 38, 39, 40, 41
UMTS
850, 900, 1900, 2100 MHz
Data
Dual SIM
Yes
Yes
SIM type
Nano SIM, Micro SIM
Nano SIM
VoLTE
Yes
Battery
Capacity
4100 mAh
3070 mAh
Type
Not user replaceable
Not user replaceable
Talk time
the average is 21 h (1288 min)
Stand-by time (4G)
the average is 24 days (575 h)
Music playback
87.00 hours
Video playback
15.00 hours
Phone features
Notifications
Haptic feedback
Haptic feedback, Music ringtones, Vibration
Other features
Voice dialing, Voice commands, Voice recording
Voice dialing, Voice commands, Voice recording
Shopping information
In The Box
power adapter, USB cable, warranty card, user guide, SIM insertion tool
