Core
| Storage | 64GB |
| RAM | 4GB |
| Main Camera | 48+5+2+2MP |
| Front Camera | 16MP |
| Battery | Li-Po 5020mAh |
General
| Brand | Xiaomi |
| Model | Redmi Note 9S |
| Device Type | Smartphone |
| Status | Available |
| Release Date | 30 April 2020 |
Hardware & Software
| Operating System | Android |
| OS Version | v10 |
| User Interface | MIUI |
| Chipset | Qualcomm Snapdragon 720G |
| CPU | Octa core (2.3 GHz, Dual core, Kryo 465 + 1.8 GHz, Hexa Core, Kryo 465) |
| CPU Cores | 8 cores |
| Architecture | 64 bit |
| Fabrication | 8 nm |
| GPU | Adreno 618 |
Display
| Display Type | IPS LCD |
| Screen Size | 6.67 inches (16.94 cm) |
| Resolution | 1080x2400 px |
| Aspect Ratio | 20:9 |
| Pixel Density | 395 ppi |
| Screen to Body Ratio | 84.62 % |
| Screen Protection | Corning Gorilla Glass v5 |
| Bezel-less Display | Yes with punch-hole display |
| Touch Screen | Capacitive Touchscreen, Multi-touch |
| Brightness | 450 nits |
| HDR 10 / HDR + support | HDR10 |
| Notch | Punch-hole |
Cameras
| Camera Setup | Quad |
| Resolution | 48 MP f/1.79, Primary Camera, 8 MP f/2.2, Ultra-Wide Angle Camera, 5 MP f/2.4, Macro Camera, 2 MP f/2.4, Depth Camera |
| Sensor | S5KGM2, CMOS image sensor, ISOCELL Plus |
| Autofocus | Yes |
| Flash | LED Flash |
| Image Resolution | 8000 x 6000 Pixels |
| Settings | Exposure compensation, ISO control |
| Zoom | 10 x Digital Zoom |
| Shooting Modes | Continuous Shooting, High Dynamic Range mode (HDR) |
| Aperture | f/1.79 |
| Camera Features | 10 x Digital Zoom, Auto Flash, Face detection, Touch to focus |
| Video Recording | 3840x2160, 1920x1080, 1280x720 |
| Video FPS | 960 fps |
Selfie Camera
| Camera Setup | Single |
| Resolution | 16 MP, f/2.5, wide Primary Camera |
| Video Recording | 1920x1080, 1280x720 |
| Video FPS | 30 fps |
| Aperture | f/2.5 |
Design
| Height | 165.7 mm |
| Width | 76.6 mm |
| Thickness | 8.8 mm |
| Weight | 209 grams |
| Build | Back: Gorilla Glass |
| Colors | Aurora Blue, Glacier White, Interstellar Black |
| Waterproof | Splash proof |
Battery
| Battery type | Li-Poly (Lithium Polymer) |
| Capacity | Li-Poly (Lithium Polymer) |
| Quick Charging | Fast, 18W |
| Placement | Non-removable |
| USB Type-C | USB Type-C 2.0, OTG |
Memory
| Internal Storage | 64 GB |
| Storage Type | UFS 2.1 |
| USB OTG | Yes |
| RAM | 4 GB |
| RAM Type | LPDDR4X |
Network & Connectivity
| Network | 2G, 3G, 4G |
| SIM Slot | Dual SIM (Nano-SIM, dual stand-by) |
| SIM Size | SIM1: Nano, SIM2: Nano |
| EDGE | Available |
| GPRS | Available |
| VoLTE | Yes |
| Speed | HSPA, LTE-A |
| WLAN | Wi-Fi 5 (802.11 b/g/n/ac) 5GHz, MIMO |
| Bluetooth | v5.0 |
| GPS | Yes with A-GPS, Glonass |
| Wi-fi Hotspot | Yes |
| USB | Mass storage device, USB charging |
Sensors & security
| Light Sensor | Light sensor, Proximity sensor, Accelerometer, Compass, Gyroscope |
| Fingerprint Sensor | Yes |
| Finger Sensor Position | Side-mounted |
| Face Unlock | Yes |
Multimedia
| Loudspeaker | Yes |
| Audio Jack | 3.5 mm |
| Video | 4K@30fps, 1080p@30/60/120fps, 720p@960fps, gyro-EIS |
