| Hardware and OS | OnePlus 9 Lite | |
| Operating system | Android v10 (Q) | |
| Custom UI | Oxygen OS | |
| Processor | Octa core (2.84 GHz, Single core, Kryo 585 2.42 GHz, Tri core, Kryo 585 1.8 GHz, Quad core, Kryo 585) | |
| Chipset | Qualcomm Snapdragon 865 | |
| Internal Storage | 128 GB | |
| GPU | Adreno 650 | |
| RAM | 6 GB | |
| Camera | OnePlus 9 Lite | other phones |
| Main camera | 48 MP 16 MP 8 MP 2 MP | |
| Autofocus | Yes | |
| Camera features | Digital Zoom, Auto Flash, Face detection, Touch to focus | |
| Image | 8000 x 6000 Pixels | |
| Flash | Yes, LED Flash | |
| Front camera | 32 MP | |
| Front camera resolution | 32 MP Primary Camera | |
| Video recording | Yes | |
| Connectivity | OnePlus 9 Lite | other phones |
| Bluetooth | Yes, v5.1 | |
| SIM size | SIM1: Nano, SIM2: Nano | |
| Dual SIM | Dual SIM, GSM GSM | |
| GPS | Yes, with A-GPS | |
| Network support | 5G , 4G , 3G, 2G | |
| NFC | Yes | |
| USB connectivity | Mass storage device, USB charging | |
| USB TYPE-C | Yes | |
| WI-FI | Yes, Wi-Fi 802.11, b/g/n | |
| Multimedia | OnePlus 9 Lite | other phones |
| Audio jack | 3.5 MM | |
| Loudspeaker | Yes | |
| Battery | OnePlus 9 Lite | other phones |
| Capacity | 4500 mAh | |
| Type | Li-Polymer | |
| User replaceable | No | |
| Quick charging | Yes, Fast, 33W | |
| Design | OnePlus 9 Lite | other phones |
| Colors | Silver, Green, Blue | |
| Features | OnePlus 9 Lite | other phones |
| Fingerprint sensor position | On-Screen | |
| Fingerprint sensor | Yes | |
| Other sensors | Light sensor, Proximity sensor, Accelerometer, Compass, Gyroscope | |