Highlights
| OS | Android |
| RAM | 8GB |
| Item Weight | 191 g |
| Product Dimensions | 16.1 x 0.8 x 7.4 cm |
| Primary Camera Resolution | 48+8+2+2MP |
| GPU | Adreno 618 |
| Display Resolution | 1080x2400p |
| Bluetooth Version | V5.0, A2DP, LE |
| WLAN | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, Hotspot |
| Audio Jack | 3.5 mm |
| Battery Size | 5020 mAh |
| Battery Type | Lithium Polymer |
| Camera Type | Primary Camera + Secondary Camera |
| Charging Type | Type-C |
| Colour Name | Midnight Grey |
| Display Type | IPS LCD |
| Expandable Memory Type | MicroSD |
| Fast Charging | yes |
| Flash | LED |
| Glass Technology | Gorilla Glass |
| Internal Memory | 128 GB |
| Finish | Plastic |
| Maximum Expandable Memory | 512 GB |
| Model Name | Redmi Note 9 |
| Model Number | Redmi Note 9 |
| Network Frequency Band | GSM/LTE |
| Network | 4g_lte |
| Network Type | LTE |
| Number of Cores | Octa Core |
| Operating System | Android |
| Operating System Number | 10 |
| Operating System Version | Q |
| Pixels Per Inch | 395 |
| Processor Number | SM7125 |
| Processor Speed | 2.3 GHz |
| Product Height | 8.8 cm |
| Product Length | 165.8 cm |
| Product Weight | 209 g |
| Product Width/Depth | 76.7 cm |
| RAM Size | 4 GB |
| Screen Size | 6.53 inch |
| Secondary Camera Resolution | 13 MP |
| Sensor 1 | accelerometer |
| Sensor 2 | proximity_sensors |
| Sensor 3 | gyroscope |
| SIM Count | Dual SIM |
| SIM Type | Nano SIM |
| Video Feature 1 | slo_mo |
| Video Recording Resolution Type | 4K (3840x2160) |
| Voice Calling Capability | Yes |
| Wireless | 4G/3G/Wireless/Bluetooth/NFC |