| model number | Redmi Note 9 | operation system | Xiaomi Surge OS |
| Unlock method | Side fingerprint | battery capacity | 5000mAh |
| display refresh rate | 60HZ | Wired charging power | 22.5W |
| rear camera | 48 million pixel main camera + 8 million pixel ultra-wide camera + 2 million pixel macro camera | Maximum aperture | F1.8 |
| Screen size | 6.67 inches | screen resolution | 2340x1080 |
| CPU model | Dimensity 800U | processor brand | MediaTek |
| CPU core count | Octa-Core |
