Compare phone models
  • Carbon Black
  • Flame Red
  • Glacier Blue

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 inches)
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

Rear Camera

48MP AI Rear Triple Camera

48MP Sony IMX582 ½ inch sensor, 1.6μm large pixel (four in one), 6P, f / 1.75 aperture
8MP telephoto lens, 2x Optical Zoom, 1.12μm pixel size, f / 2.4 aperture
13MP 124.8 ° super wide-angle lens, 1.12μm pixel size, f / 2.4 aperture
Zoom: Triple camera zoom with 2x optical zoom and 10x digital zoom
Focusing mode: PDAF
Photo resolution: Up to 8000x6000 pixels*
Video resolution: Up to 3840x2160 pixels*
Monochrome Dual Flash
960fps slow-motion video
Video Stabilisation: EIS

Rear camera video features

1080P recording 60fps / 30fps
720P recording 30fps
1080P slow motion recording 120fps
720P slow motion recording 120fps / 240fps / 960fps

Front Camera

20MP Pop-up selfie camera

20MP camera
Pop-up camera
f2.2 aperture
0.8μm pixel size
With R/B LED
Sapphire glass cover
Drop Protection, Press Protection, 300K times pop-up test

Front camera video features

1080P recording 30fps
720P recording 30fps

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 use of dual SIM cards from different carriers;
both cards can access 4G connectivity simultaneously
Dual Nano-SIM slots; either card can be set as the primary card
Supports 4G+/4G/3G/2G
Supports dual SIM VoLTE HD calling

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

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

*Redmi K20 uses a curved display design featuring a rectangular display within rounded corners. Using standard rectangle measurements, the display length is 6.39 inches (actual display may be slightly smaller).
*4000mAh refers to the Redmi K20's battery capacity typical value.
*All comparisons made on this page to typical phones refer to typical Xiaomi phones; Unless otherwise indicated on the Redmi K20 product page, all data come from by Xiaomi Laboratories, product design specifications and supplier data. The testing data may vary slightly between different test versions and testing environments. All figures shown on the product page are for reference only and may not reflect the actual product.
*Images on this page are illustration and the design of the real product may differ."