Compare phones
| Global Score | |
| 76.6 | 83.2 |
| Basic Information | |
| OnePlus | Xiaomi |
| Android 11 | -- |
| 2021-04-02 | 2019-03-06 |
| 6.43 x 2.90 x 0.34 inches | 6.20 x 2.94 x 0.30 inches |
| 6.95 ounces | 6.10 ounces |
| Forest Green, Morning Mist and Stellar Black | Black, Blue and Purple |
| Glass (Corning Gorilla Glass) | Glass (Corning Gorilla Glass 5) and Metal |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 890.00 | -- |
| Display / Screen | |
| 6.7 inches | 6.4 inches |
| 3216 x 1440 pixels | 2340 x 1080 pixels |
| AMOLED | AMOLED |
| 526 pixels per inch | 403 pixels per inch |
| -- | 600 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.8 | 8.6 |
| Performance | |
| Qualcomm Snapdragon 888 chipset | Qualcomm Snapdragon 855 chipset |
| Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor | Kryo 485, 64-bit, 7 nm (Octa-Core 2840 MHz) processor |
| 8 GB RAM | 6 GB RAM |
| Adreno 660 GPU | Adreno 640 GPU |
| 9.63 | 9.63 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| No SD card slot | No SD card slot |
| 10.1 | 10.1 |
| Camera | |
| 48.00 MP + 16.00 MP | 48.00 MP + 20.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| 23.00mm focal length | 26.00mm focal length |
| 0.71 inches (1/1.4") sensor | 0.5 inches (1/2") sensor |
| 7680 x 4320 (30 fps) video resolution | 3840 x 2160 (60 fps) (4K) video resolution |
| 1280 x 720 (480 fps) (HD) slow motion video | 1920 x 1080 (960 fps) (Full HD) slow motion video |
| 12.65 | 12.1 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G), HSPA and HSUPA |
| Nano SIM | Nano SIM, Dual SIM |
| 10.7 | 6.3 |
| Battery Life | |
| 4500mAh Battery | 3300mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | Wireless Charging |
| 6.32 | 5.28 |
| Other Features | |
| Bluetooth 5.2 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| -- | Infra-red port |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Comparison review
The Xiaomi Mi 9 is a bit better than OnePlus 9 Pro, having a score of 83.2 against 76.6. Even though the Xiaomi Mi 9 is way older than OnePlus 9 Pro, it's construction is thinner and somewhat lighter. OnePlus 9 Pro has a little more vivid display than Xiaomi Mi 9, because it has a higher resolution of 1440 x 3216px, a higher pixels density and a little larger display.
The Xiaomi Mi 9 has a processing unit that's very similar to the processing unit in OnePlus 9 Pro, and although the Xiaomi Mi 9 has a lower amount of RAM, they both have the same number of cores. OnePlus 9 Pro counts with a slightly better camera than Xiaomi Mi 9, and although they both have a F1.8 aperture and a 48 megapixels resolution camera, the OnePlus 9 Pro also has a lot better video quality and a much bigger sensor shooting way higher quality videos and photographs.
The Xiaomi Mi 9's memory capacity for apps and games is just as good as the OnePlus 9 Pro one, both of them have equal 128 GB internal memory. The OnePlus 9 Pro has longer battery performance than Xiaomi Mi 9, because it has 4500mAh of battery capacity against 3300mAh.
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