4100mAh(typ)
High capacity battery
13MP
Rear camera
Colors
Gold
Snapdragon 435
Octa-core processor
Fingerprint sensor
Ultra-fast unlocking
Black
5ʺ HD display
Night display, reading mode support
Processor and memory
3GB + 32GB
Snapdragon 435 octa-core processor, 1.4GHz max
Adreno 505 GPU
Up to 128GB expandable microSD (VFAT format)
Adreno 505 GPU
Up to 128GB expandable microSD (VFAT format)
Performance
Call
36 hours
Video playback
15 hours
Game
13 hours
4G standby
18 days
Audio playback
87 hours
Read
26 hours
GPS navigation
15 hours
Dimensions
139.24mm x 69.96mm x 8.65mm,
150g
150g
Camera
13MP rear camera
5-element lens, ƒ/2.0 aperture
PDAF supported
Low light enhancement
HDR
Panorama
Burst mode
Face recognition
Real-time filters
PDAF supported
Low light enhancement
HDR
Panorama
Burst mode
Face recognition
Real-time filters
5MP front camera
Beautify with 36 smart beauty profiles with real-time beautify
ƒ/2.2 large aperture
Selfie countdown
Face recognition
Real-time filters
ƒ/2.2 large aperture
Selfie countdown
Face recognition
Real-time filters
Video recordings
1080p/720p video, 30fps
Display
5ʺ HD display
450nit high-brightness
1280 x 720 resolution
1000:1 contrast ratio
72% NTSC color gamut
Night display
Reading mode, reduces harmful blue light rays
Colour temperature adjustment
Connectivity
Hybrid SIM slot
3-choose-2
Supports nano SIM / Micro SIM / MicroSD card
Supports nano SIM / Micro SIM / MicroSD card
4G network
Dual SIM use: When two SIM cards are used simultaneously, the primary SIM can support 4G+ / 4G / 3G / 2G calls and data while the secondary SIM can only support calls.
Network bands:
GSM 850 / 900 / 1800 / 1900MHz
WCDMA 850 / 900 / 1900 / 2100MHz
FDD LTE B1, B3, B4, B5, B7, B8, B20
TDD-LTE B38, B40
Wireless connectivity
801.11 b/g/n, 2.4GHz Wi-Fi
Wi-Fi Display / Wi-Fi Direct
Bluetooth 4.1 / Bluetooth HID
Wi-Fi Display / Wi-Fi Direct
Bluetooth 4.1 / Bluetooth HID
Buttons
GPS navigation and positioning
- GPS
- AGPS
- GLONASS
- BeiDou positioning
- Infrared
- Gyroscope
- Accelerometer
- Proximity sensor
- Ambient light sensor
Supported video formats
- MP4
- M4V
- MKV
- XVID
- WAV
- AAC
- MP3
- AMR
- FLAC
Supported formats: H.265 /HEVC (Main profile), H.264 (Baseline/Main/High profile), MPEG4 (Simple profile/ASP), VC-1 (Simple/Main/Advanced profile)
Supported formats: PCM, AAC/AAC+/eAAC+, MP3、AMR-NB/AMR-WB, FLAC, APE, DSD, WAV
Supported formats: PCM, AAC/AAC+/eAAC+, MP3、AMR-NB/AMR-WB, FLAC, APE, DSD, WAV
Package contents
Redmi 4X, power adapter, USB cable, warranty card, user guide, SIM insertion tool
Note:
4100mAh refers to typical power capacity. The data above may vary slightly with different test versions and testing environment.