Platform

• Qualcomm® Snapdragon™ 720G
• Qualcomm® Snapdragon™ 720G
• High-performance octa-core processor
• Frequency: up to 2.3GHz
• Adreno™ 618 graphics processor
• Qualcomm® 5th generation AI engine
• 8nm process technology

Battery and Charging

• 5020mAh (typ)*
• Built-In Non-removable Lithium Ion Polymer Battery
• USB Type-C reversible connector port
• Supports 18W wired fast charging
• Includes 22.5W wire charger

Display

• 6.67" DotDisplay
• Resolution: 2400 x 1080 FHD+
• Contrast: 1500:1 (typ) | NTSC: 84% (typ)
• TÜV Rheinland low blue light certification
• Reading mode 2.0
• Corning® Gorilla® Glass 5

Rear Camera

• 48MP AI quad camera
• 48MP ultra-high resolution primary camera
• 48MP, 1/2" sensor, FOV 79°
• f/1.79 aperture, 6 piece lens, AF
• 1.6μm 4-in-1 Super Pixel, 0.8μm pixel size
• 8MP ultra wide-angle camera
• 8MP, 1.12μm, FOV 119°, f/2.2 aperture
• 5MP macro camera
• 5MP, 1.12μm, f/2.4 aperture, AF (2cm-10cm)
• 2MP depth camera
• 2MP, 1.75μm, f/2.4 aperture
• Photo resolution: 8000 x 6000
• Video resolution: up to 4K
• Dual flash lights
• Rear camera photography features
• Night mode | Document mode | Cinematic portraits
• 48MP HD | Smart ultra-wide angle mode | Rear camera Beautify
• Steady handheld night photography | Portrait mode background blurring | Panorama mode
• Pro mode | Photo timer | Leveling | Burst mode | Face recognition | HDR | Ultra wide-angle edge distortion correction | Custom watermark | AI watermark | Kaleidoscope
• Portrait mode background blur adjustment | Full screen frame
• Rear camera AI scene detection (27 recognizable tags) | Macro camera
• Rear camera video features
• Cinematic 4K video | Ultra-wide angle recording | Macro recording | Short video mode | 4K recording

4K recording	30fps
1080P recording	30fps / 60fps
720P recording	30fps
1080P slow motion recording	120fps
720P slow motion recording	120fps / 240fps / 960fps

Front Camera

• 16MP In-Display Front Camera
• 16MP, 1.0μm, f/2.48 aperture
• Front camera photography features
• Panorama selfie | Palm shutter | AI silhouette detection | Front camera HDR | Front facing flash | Face recognition
• AI Beautify | AI portrait mode | AI scene detection
• Front camera video
• 120fps Slo-Selfie

Storage and RAM

• 6GB + 128GB*Largest available for Redmi Note 9S
• 4GB + 64GB also available

* Actual available memory may vary due to various factors. As the operating system occupies a portion of the RAM, actual available memory is less than stated. As the phone comes with pre-installed applications, the actual storage size is smaller than stated.

Network & Connectivity

Communications

• Supports 2+1 card slot, nano-SIM + nano-SIM + microSD (512GB expandable)
• Supports dual SIM VoLTE HD calling
• Note: Dual 4G SIM requires the support of local telecom operator services, and may not be available in all regions.

Network & Connectivity

• GSM: B2/3/5/8
• WCDMA: B1/2/4/5/8
• TDD LTE: B38/40
• FDD LTE: B1/2/3/4/5/7/8/20/28

Wireless Network

• Supports protocols: 802.11a/b/g/n/ac
• Supports 2.4G Wi-Fi / 5G Wi-Fi
• Wi-Fi Direct / Wi-Fi Display
• Supports Bluetooth 5.0

Dimensions

• Height: 165.75mm
• Width: 76.68mm
• Thickness: 8.8mm
• Weight: 209g

* Data provided by Xiaomi Laboratories. Industry measurment methods may vary, and therefore actual results may differ.

Navigation &positioning

• GPS/ A-GPS / Galileo/ GLONASS / Beidou

Security

• Side-mounted fingerprint sensor
• AL Face unlock

Audio

• 1216 X max0.5mm high amplitude ultra-linear speaker
• Smart PA 10V external, pressure boosted, high volume
• 3.5mm headphone jack

Multimedia playback

• MP4
• M4V
• MKV
• XVID
• WAV
• AAC
• MP3
• AMR
• FLAC
• APE

Sensors

• Z-axis linear vibration motor | Side-mounted fingerprint sensor | Distance sensor | In-screen ambient light sensor | Accelerometer | Gyroscope | Electronic compass | IR blaster

Package contents

• Redmi Note 9S / Power adapter / Simple protective cover / USB Type-C cable / SIM eject tool / User guide / Warranty card