Xiaomi Redmi Note 9 Full Specifications
General
| Brand | Xiaomi |
| Model | Redmi Note 9 |
| Device Type | Smartphone |
| Release Date | 12 May 2020 |
| Status | Available |
Hardware & Software
| Operating System | Android |
| OS Version | v10 |
| User Interface | MIUI |
| Chipset | MediaTek Helio G85 |
| CPU | Octa core (2 GHz, Dual core, Cortex A75 + 2 GHz, Hexa Core, Cortex A55) |
| CPU Cores | 8 Cores |
| Architecture | 64 bit |
| Fabrication | 12 nm |
| GPU | Mali-G52 |
Display
| Display Type | IPS LCD |
| Screen Size | 6.53 inches (16.59 cm) |
| Resolution | 1080x2340 px (FHD+) |
| Aspect Ratio | 19.5:9 |
| Pixel Density | 395 ppi |
| Screen to Body Ratio | 84.37 % |
| Screen Protection | Corning Gorilla Glass v5 |
| Bezel-less Display | Yes with punch-hole display |
| Touch Screen | Capacitive Touchscreen, Multi-touch |
| Brightness | 450 nits |
| Refresh Rate | 60 Hz |
| Notch | Punch-hole |
Cameras
Primary Camera
| Camera Setup | Quad |
| Resolution | 48 MP f/1.8, Primary Camera, 8 MP f/2.2, Ultra-Wide Angle Camera, 2 MP f/2.4, Macro Camera, 2 MP f/2.4, Depth Camera |
| Sensor | S5KGM1, ISOCELL Plus |
| Autofocus | Phase Detection autofocus |
| Flash | LED Flash |
| Image Resolution | 8000 x 6000 Pixels |
| Settings | Exposure compensation, ISO control |
| Zoom | Digital Zoom |
| Shooting Modes | Continuous Shooting, High Dynamic Range mode (HDR), Burst mode |
| Aperture | f/1.8 |
| Camera Features | Auto Flash, Face detection, Touch to focus |
| Video Recording | 1920x1080, 1280x720 |
| Video FPS | 30 fps |
Selfie Camera
| Camera Setup | Single |
| Resolution | 13 MP f/2.5, Wide Angle, Primary Camera |
| Video Recording | 1920x1080 |
| Video FPS | 30 fps |
| Aperture | f/2.5 |
Design
| Height | 161.4 mm |
| Width | 76.7 mm |
| Thickness | 8.7 mm |
| Weight | 199 grams |
| Build | Back: Plastic |
| Colors | Pebble Grey, Arctic White, Aqua Green |
| Waterproof | Splash proof |
Battery
| Battery type | Li-Poly (Lithium Polymer) |
| Capacity | 5020mAh |
| Quick Charging | Fast, 18W |
| Placement | Non-removable |
| USB Type-C | USB Type-C 2.0 |
Memory
| Internal Storage | 64 GB |
| Storage Type | eMMC 5.1 |
| Expandable Memory | Up to 512 GB |
| USB OTG | Yes |
| RAM | 4 GB |
| RAM Type | LPDDR4X |
Network & Connectivity
| Network | 2G, 3G, 4G |
| SIM Slot | Dual SIM, GSM+GSM |
| SIM Size | SIM1: Nano, SIM2: Nano |
| EDGE | Available |
| GPRS | Available |
| VoLTE | Yes |
| Speed | HSPA, LTE-A |
| SAR Value | Head: 0.853 W/kg, Body: 0.433 W/kg |
| WLAN | Wi-Fi 4 (802.11 a/b/g/n) |
| Bluetooth | v5.0 |
| GPS | Yes with A-GPS, Glonass |
| Infrared | Yes |
| 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 | Rear-mounted |
| Face Unlock | Yes |
Multimedia
| FM Radio | Yes |
| Loudspeaker | Yes |
| Alert Types | Vibration, MP3, WAV ringtones |
| Audio Jack | 3.5 mm |
| Video | 1080p@30fps |
| Document Reader | Yes |
More
| Made By | China |
| Features | Accelerometer, gyro, proximity, compass |