Redmi K20
Processor
Qualcomm® Snapdragon™ 730 processor
Up to 2.2GHz
Qualcomm® Kryo™ 470 CPU
Adreno™ 618 GPU
2xGold 2.2GHz + 6xSilver 1.8GHz
6GB+128GB
6GB+64GB
*Available storage and RAM are less than the total memory due to storage of the operating system and software pre-installed in the device.
Operating system
MIUI 10
Supports Game Turbo 2.0
Supports complex game environment sensing and smart system resource management | Supports custom game parameters | Supports custom game display enhancement;
4D Touch for shooter games | Supports CPU/GPU occupation and FPS display | Game tools support one-touch switch network card
Supports improved game performance and optimized touch response | Supports custom border restrictions | Supports auto-brightness disabling, three-finger screenshot and Eye-protection mode
Dynamic display
Multi-color Always-On Display | Supports Dark mode
Display
Horizon AMOLED Display
(16.23cm) 6.39 inch
Resolution: FHD+ (2340x1080)
PPI: 403
Technology: AMOLED
Contrast Ratio: 60000:1(typ)
NTSC ratio: 103.8%
Corning® Gorilla® Glass 5 front and back
Screen brightness as 600nit (highest) / 430nit (Typ)
Supports HDR display
Camera
Rear camera
48MP + 13MP + 8MP AI Triple Rear camera
48MP Sony IMX582 ½ inch sensor, 1.6μm 4-in-1 large pixel, 6P, f/1.75 aperture8MP telephoto lens, 2x Optical Zoom, 1.12μm pixel size, f/2.4 aperture13MP 124.8° super wide-angle lens, 1.12μm pixel size, f/2.4 apertureZoom: Triple camera zoom with 2x optical zoom and 10x digital zoomPDAF Focus modePhoto resolution: Up to 8000x6000 pixels*Video resolution: Up to 3840x2160 pixels*Monochrome Dual Flash
960fps slow-motion video
Video Stabilisation: EIS
Front camera
20MP camera
Pop-up camera
f/2.2 aperture
0.8μm pixel size
With R/B LED
Drop Protection, Press Protection, 300K times pop-up test
Video
Rear camera video features
1080p recording30fps / 60fps720p recording30fps1080p slow motion recording120fps720p slow motion recording120fps / 240fps / 960fps
Front camera
video features
1080P recording30fps720P recording30fps
Unlock
7th Generation In-screen fingerprint unlock
Pop-up camera AI Face unlock
Charging and battery
4000mAh (typ) * /
3900mAh (min)
Inbox 9V/2A, 18W fast charging
Quick Charge 3.0 supported
Built-in rechargeable battery
Network & Connectivity
Supports dual nano-SIM cards from different carriers;
Both cards can access 4G connectivity simultaneously
Supports 4G+/4G/3G/2G
Supports dual SIM VoLTE HD calling②
Note 1: Dual 4G SIM requires the support of local telecom operator services, and may not be available in all regions
Note 2 : Only certain regions and telecom operators support VoLTE
Supported network bands
Frequency Bands:
GSM - B2, B3, B5, B8
WCDMA: B1, B2, B5, B8
LTE:
LTE TDD B38,B40, B41（120MHz）
LTE FDD B1, B3, B5, B7, B8
Wireless Network
WLAN Protocol: 802.11 a/b/g/n/ac
WLAN Frequency: 2.4G WiFi | 5G WiFi
Supports MU-MIMO, supports WiFi Direct, WiFi Display
Bluetooth: Bluetooth 5.0 wireless technology, Qualcomm TrueWireless TM Stereo Plus
supports AAC/LDAC/ aptX/aptX-HD/aptX-adaptive
Dimensions
Height: 156.7mm
Width: 74.3mm
Thickness: 8.8mm *
Weight: 191g
*Data provided by Xiaomi Laboratories. Industry measurment methods may vary, actual results may differ.
Buttons

Navigation and positioning
GPS
A-GPS
GLONASS
BeiDou
Audio
Single speaker (bottom opening)
3.5mm headphone jack
2 microphones (for noise cancellation)
0.9cc large sound cavity design
HiFi sound quality
Hi-Res Audio certification
Multimedia
MP4 | M4V | MKV | XVID | WAV | AAC |
MP3 | AMR | FLAC | APE
Video playback
Supports H.264, MPEG4, VC-1, VP8, VP9
Supports HDR display when playing HDR10 video content
Sensors
Vibration motor
Proximity sensor
Ambient light sensor
Electronic compass
Accelerometer
Gyroscope
Package contents
Net Quantity 1 U
1 U Contains:
Mobile Phone 1 U ,
Adapter 1 U ,
USB Type-C Cable 1 U ,
SIM Eject Tool 1 U ,
User Guide 1 U ,
Warranty Card 1 U ,
Hard Case 1 U
