Compare phones
| Global Score | |
| 88.9 | 76 |
| Basic Information | |
| Xiaomi | OnePlus |
| Android 10 | Android 11 |
| 2019-09-24 | 2021-04-02 |
| 6.08 x 2.85 x 0.41 inches | 6.30 x 2.92 x 0.34 inches |
| 8.50 ounces | 6.77 ounces |
| Black | Arctic Sky, Astral Black and Winter Mist |
| Titanium | Aluminum and Glass (Corning Gorilla Glass) |
| -- | Scratch-Resistant Glass |
| -- | $ 700.00 |
| Display / Screen | |
| 7.9 inches | 6.5 inches |
| 2250 x 2088 pixels | 2400 x 1080 pixels |
| OLED | AMOLED |
| 389 pixels per inch | 405 pixels per inch |
| No touch screen | No touch screen |
| 8.2 | 8.2 |
| Performance | |
| Qualcomm Snapdragon 855+ SM8150-AC chipset | Qualcomm Snapdragon 888 chipset |
| Kryo 485, 64-bit, 7 nm (Octa-Core 2960 MHz) processor | Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor |
| 12 GB RAM | 8 GB RAM |
| Adreno 640 GPU | Adreno 660 GPU |
| 9.81 | 9.63 |
| Storage | |
| 512 GB internal memory | 128 GB internal memory |
| No SD card slot | No SD card slot |
| 17.6 | 10.1 |
| Camera | |
| 108.00 MP | 48.00 MP + 16.00 MP |
| f/1.70 aperture | f/1.80 aperture |
| -- | 23.00mm focal length |
| 0.75 inches (1/1.33") sensor | 0.71 inches (1/1.4") sensor |
| 3840 x 2160 (4K) video resolution | 7680 x 4320 (30 fps) video resolution |
| -- | 1280 x 720 (480 fps) (HD) slow motion video |
| 10.56 | 12.65 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM |
| 6.7 | 10.7 |
| Battery Life | |
| 4050mAh Li - Ion Battery | 4500mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 6 | 6.32 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.2 |
| GPS | GPS |
| -- | NFC |
| 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 Mix Alpha is better than OnePlus 9, with a general score of 88.9 against 76. Both of these phones come with Android OS (Operating System), but Xiaomi Mi Mix Alpha has an older 10 version while OnePlus 9 has Android 11 version. Although it's the best device in this comparison, the Xiaomi Mi Mix Alpha body is older, thicker and noticeably heavier than OnePlus 9.
The Xiaomi Mi Mix Alpha and the OnePlus 9 count with quite similar screens, because although the OnePlus 9 has a way worse 1080 x 2400 pixels resolution and a little smaller display, it also counts with a bit more pixels per inch in the screen. Xiaomi Mi Mix Alpha has a much greater storage capacity to install games and applications than OnePlus 9, because it has more internal memory.
Xiaomi Mi Mix Alpha features a bit superior processor than OnePlus 9, and although they both have the same number of cores, the Xiaomi Mi Mix Alpha also has a larger amount of RAM memory. OnePlus 9 features a superior camera than Xiaomi Mi Mix Alpha, because although it has a much less mega-pixels back camera, a smaller diafragm aperture and a smaller back camera sensor capturing less light and washed colors, it also counts with a way better video quality.
OnePlus 9 counts with a bit superior battery lifetime than Xiaomi Mi Mix Alpha, because it has an 11 percent larger battery size.
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