| General |
| Brand | OnePlus | Xiaomi |
| Model | 9RT | 11T Pro |
| Release date | October 13, 2021 | September 15, 2021 |
| Launched in India | Yes | Yes |
| Form factor | Touchscreen | Touchscreen |
| Dimensions (mm) | 162.20 x 74.60 x 8.29 | 164.10 x 76.90 x 8.80 |
| Weight (g) | 198.50 | 204.00 |
| Battery capacity (mAh) | 4500 | 5000 |
| Fast charging | Proprietary | Proprietary |
| Colours | Black, Silver | Celestial Magic, Meteorite Gray, Moonlight White |
| Display |
| Refresh Rate | 120 Hz | 120 Hz |
| Screen size (inches) | 6.62 | 6.67 |
| Touchscreen | Yes | Yes |
| Resolution | 1080×2400 pixels | 1080×2400 pixels |
| Aspect ratio | 20:9 | 20:9 |
| Pixels per inch (PPI) | 397 | – |
| Protection type | – | Gorilla Glass |
| Hardware |
| Processor | octa-core | octa-core |
| Processor make | Qualcomm Snapdragon 888 | Qualcomm Snapdragon 888 |
| RAM | 12GB | 8GB |
| Internal storage | 256GB | 128GB |
| Camera |
| Rear camera | 50-megapixel (f/1.8) + 16-megapixel (f/2.2) + 2-megapixel | 108-megapixel (f/1.75, 0.7-micron) + 8-megapixel (f/2.2) + 5-megapixel (f/2.4) |
| No. of Rear Cameras | 3 | 3 |
| Rear autofocus | Yes | Yes |
| Rear flash | Yes | Yes |
| Front camera | 16-megapixel (f/2.4) | 16-megapixel (f/2.45) |
| No. of Front Cameras | 1 | 1 |
| Software |
| Operating system | Android 11 | Android 11 |
| Skin | ColorOS | MIUI 12.5 |
| Connectivity |
| Wi-Fi | Yes | Yes |
| Wi-Fi standards supported | 802.11 a/b/g/n/ac/ax | 802.11 a/b/g/n/ac/ax |
| GPS | Yes | Yes |
| Bluetooth | Yes, v 5.20 | Yes, v 5.20 |
| NFC | Yes | Yes |
| USB Type-C | Yes | Yes |
| Number of SIMs | 2 | 2 |
| Infrared | – | Yes |
| Sim 1 |
| SIM Type | Nano-SIM | Nano-SIM |
| GSM/CDMA | GSM | GSM |
| 3G | Yes | Yes |
| 4G/ LTE | Yes | Yes |
| 5G | Yes | Yes |
| Sim 2 |
| SIM Type | Nano-SIM | Nano-SIM |
| GSM/CDMA | GSM | GSM |
| 3G | Yes | Yes |
| 4G/ LTE | Yes | Yes |
| 5G | Yes | Yes |
| Sensors |
| In-Display Fingerprint Sensor | Yes | – |
| Compass/ Magnetometer | Yes | Yes |
| Proximity sensor | Yes | Yes |
| Accelerometer | Yes | Yes |
| Ambient light sensor | Yes | Yes |
| Gyroscope | Yes | Yes |
| Fingerprint sensor | – | Yes |
| Barometer | – | Yes |
