Compare phones
| Global Score | |
| 83.2 | 79.9 |
| Basic Information | |
| Xiaomi | Oppo |
| -- | Android 11 |
| 2019-03-06 | 2021-03-30 |
| 6.20 x 2.94 x 0.30 inches | 6.43 x 2.91 x 0.33 inches |
| 6.10 ounces | 6.81 ounces |
| Black, Blue and Purple | Blue and Gloss Black |
| Glass (Corning Gorilla Glass 5) and Metal | -- |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 6.4 inches | 6.7 inches |
| 2340 x 1080 pixels | 3216 x 1440 pixels |
| AMOLED | AMOLED |
| 403 pixels per inch | 526 pixels per inch |
| 600 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 8.6 | 8.8 |
| Performance | |
| Qualcomm Snapdragon 855 chipset | Qualcomm Snapdragon 888 chipset |
| Kryo 485, 64-bit, 7 nm (Octa-Core 2840 MHz) processor | Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor |
| 6 GB RAM | 12 GB RAM |
| Adreno 640 GPU | Adreno 660 GPU |
| 9.63 | 9.72 |
| Storage | |
| 128 GB internal memory | 256 GB internal memory |
| No SD card slot | No SD card slot |
| 10.1 | 13.3 |
| Camera | |
| 48.00 MP + 20.00 MP | 50.00 MP + 32.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| 26.00mm focal length | -- |
| 0.5 inches (1/2") sensor | 0.64 inches (1/1.56") sensor |
| 3840 x 2160 (60 fps) (4K) video resolution | 3840 x 2160 (60 fps) (4K) video resolution |
| 1920 x 1080 (960 fps) (Full HD) slow motion video | -- |
| 12.1 | 12.1 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA and HSUPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.3 | 10.7 |
| Battery Life | |
| 3300mAh Battery | 4500mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | Wireless Charging |
| 5.28 | 6.32 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.2 |
| 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
Xiaomi Mi 9 is just a bit better than the OPPO Find X3 Pro, with a score of 83.2 against 79.9. Despite of the fact that the Xiaomi Mi 9 is incredibly older than OPPO Find X3 Pro, it's design is somewhat lighter and just a bit thinner. The OPPO Find X3 Pro has a bit superior CPU than Xiaomi Mi 9, and although they both have a Octa-Core processing unit, the OPPO Find X3 Pro also has a larger amount of RAM memory.
The OPPO Find X3 Pro has a bit better looking display than Xiaomi Mi 9, because it has a better pixel quantity per screen inch, a quite larger screen and a better resolution of 1440 x 3216. The OPPO Find X3 Pro and Xiaomi Mi 9 both have quite similar cameras, and although the OPPO Find X3 Pro has a way larger camera sensor providing a much higher image quality and a back-facing camera with more MP, they both have the same 3840x2160 (4K) video quality, the same video frame rate and the same aperture.
The OPPO Find X3 Pro has a much greater storage capacity for applications and games than Xiaomi Mi 9, because it has more internal storage. OPPO Find X3 Pro counts with longer battery duration than Xiaomi Mi 9, because it has a 4500mAh battery size.
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