Compare phones
| Global Score | |
| 76.2 | 76 |
| Basic Information | |
| Xiaomi | OnePlus |
| Android 6.0 Marshmallow | Android 11 |
| 2016-11-04 | 2021-04-02 |
| 6.25 x 3.22 x 0.31 inches | 6.30 x 2.92 x 0.34 inches |
| 7.37 ounces | 6.77 ounces |
| Black and White | Arctic Sky, Astral Black and Winter Mist |
| Ceramic | Aluminum and Glass (Corning Gorilla Glass) |
| -- | Scratch-Resistant Glass |
| $ 590.00 | $ 700.00 |
| Display / Screen | |
| 6.4 inches | 6.5 inches |
| 2040 x 1080 pixels | 2400 x 1080 pixels |
| IPS LCD | AMOLED |
| 361 pixels per inch | 405 pixels per inch |
| 500 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 8.3 | 8.2 |
| Performance | |
| Qualcomm Snapdragon 821 MSM8996 Pro chipset | Qualcomm Snapdragon 888 chipset |
| Kryo, 64-bit (Quad-Core 2340 MHz) processor | Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor |
| 4 GB RAM | 8 GB RAM |
| Adreno 530 GPU | Adreno 660 GPU |
| 9 | 9.63 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| No SD card slot | No SD card slot |
| 10.1 | 10.1 |
| Camera | |
| 16.00 MP + 5.00 MP | 48.00 MP + 16.00 MP |
| f/2.00 aperture | f/1.80 aperture |
| -- | 23.00mm focal length |
| 0.33 inches (1/3.06") sensor | 0.71 inches (1/1.4") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 7680 x 4320 (30 fps) video resolution |
| 1280 x 720 (120 fps) (HD) slow motion video | 1280 x 720 (480 fps) (HD) slow motion video |
| 9.79 | 12.65 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G) and HSPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM |
| 6 | 10.7 |
| Battery Life | |
| 4400mAh Li - Ion Battery | 4500mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 6.24 | 6.32 |
| Other Features | |
| Bluetooth 4.2 | Bluetooth 5.2 |
| GPS | GPS |
| NFC | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Comparison review
The Xiaomi Mi MIX has a score of 76.2, which is a bit better than OnePlus 9's overall score of 76. Xiaomi Mi MIX's body is a little bit thinner than the OnePlus 9, but it's just a little bit heavier and was released 5 years before. These devices include Android OS (Operating System), but Xiaomi Mi MIX has a more recent 6.0 Marshmallow version and OnePlus 9 has Android 11 version.
OnePlus 9 counts with a bit better hardware performance than Xiaomi Mi MIX, because it has a larger amount of RAM memory and a larger number of cores. Xiaomi Mi MIX counts with a little more vivid display than OnePlus 9, although it has a little bit lower resolution of 1080 x 2040, a little smaller display and a little bit worse pixel density.
OnePlus 9 shoots much clearer photographs and videos than Xiaomi Mi MIX, because it has a way better video definition, a bigger camera aperture to take better photos in poorly lited situations, a camera with lot more megapixels and a way larger sensor shooting much better quality videos and pictures.
The OnePlus 9 has as much memory for games and applications as Xiaomi Mi MIX, they have exactly the same 128 GB internal storage. OnePlus 9 has a bit longer battery duration than Xiaomi Mi MIX, because it has a 4500mAh battery capacity instead of 4400mAh.
Even being the best phone in our comparison, Xiaomi Mi MIX is also very cheap compared to the other phones, making this phone an obvious call.
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