Compare phones
| Global Score | |
| 75.9 | 76 |
| Basic Information | |
| Xiaomi | OnePlus |
| Android | Android 11 |
| 2018-06-08 | 2021-04-02 |
| 5.80 x 2.88 x 0.30 inches | 6.30 x 2.92 x 0.34 inches |
| 5.78 ounces | 6.77 ounces |
| Black, Blue, Gold and Red | Arctic Sky, Astral Black and Winter Mist |
| -- | Aluminum and Glass (Corning Gorilla Glass) |
| -- | Scratch-Resistant Glass |
| -- | $ 700.00 |
| Display / Screen | |
| 5.9 inches | 6.5 inches |
| 2244 x 1080 pixels | 2400 x 1080 pixels |
| AMOLED | AMOLED |
| 422 pixels per inch | 405 pixels per inch |
| 600 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 8.7 | 8.2 |
| Performance | |
| Qualcomm Snapdragon 710 SDM710 chipset | Qualcomm Snapdragon 888 chipset |
| Kryo 360, 64-bit, 10 nm (Octa-Core 2200 MHz) processor | Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor |
| 6 GB RAM | 8 GB RAM |
| Adreno 616 GPU | Adreno 660 GPU |
| 9.27 | 9.63 |
| Storage | |
| 64 GB internal memory | 128 GB internal memory |
| No SD card slot | No SD card slot |
| 7.7 | 10.1 |
| Camera | |
| 12.00 MP + 20.00 MP | 48.00 MP + 16.00 MP |
| f/1.90 aperture | f/1.80 aperture |
| -- | 23.00mm focal length |
| 0.39 inches (1/2.55") 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 (240 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), HSPA and HSUPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM |
| 6.1 | 10.7 |
| Battery Life | |
| 3120mAh Li - Polymer Battery | 4500mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 5.12 | 6.32 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.2 |
| GPS | GPS |
| -- | 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 OnePlus 9 is a bit better than Xiaomi Mi 8 SE, with a score of 76 against 75.9. OnePlus 9's design is extremely newer, but thicker and heavier than the Xiaomi Mi 8 SE. OnePlus 9 counts with Android 11 operating system, while Xiaomi Mi 8 SE comes with Android operating system.
Xiaomi Mi 8 SE counts with a bit sharper display than OnePlus 9, because although it has a little smaller display and a bit worse 1080 x 2244 pixels resolution, it also counts with a little greater number of pixels in each inch of display. OnePlus 9 features a bit superior processor than Xiaomi Mi 8 SE, and although they both have the same number of cores, the OnePlus 9 also has more RAM memory.
OnePlus 9 counts with a much better camera than Xiaomi Mi 8 SE, because it has a way higher video resolution, a way bigger sensor taking more light and vivid colors, a bigger aperture for better photography and videos in low-light environments and a camera in the back with way more megapixels. OnePlus 9 has a much better memory capacity to install applications and games than Xiaomi Mi 8 SE, because it has more internal memory capacity.
OnePlus 9 features a way better battery duration than Xiaomi Mi 8 SE, because it has a 44 percent more battery capacity.
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