Compare phones
| Global Score | |
| 73.3 | 81.4 |
| Basic Information | |
| OnePlus | Xiaomi |
| Android 11, 10, 9.0 Pie, 8.1 Oreo | Android 9.0 Pie |
| 2018-05-22 | 2019-04-15 |
| 6.13 x 2.97 x 0.31 inches | 5.81 x 2.78 x 0.29 inches |
| 6.24 ounces | 5.47 ounces |
| Black, Red and White | 16 777 216 |
| Glass (Corning Gorilla Glass 5) and Metal | -- |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 211.00 | -- |
| Display / Screen | |
| 6.3 inches | 6 inches |
| 2280 x 1080 pixels | 2340 x 1080 pixels |
| AMOLED | AMOLED |
| 400 pixels per inch | 430 pixels per inch |
| -- | 600 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.1 | 8.7 |
| Performance | |
| Qualcomm Snapdragon 845 SDM845 chipset | Qualcomm Snapdragon 712 SDM712 chipset |
| Kryo 385, 64-bit, 10 nm (Octa-Core 2800 MHz) processor | Kryo 360, 64-bit, 10 nm (Octa-Core 2300 MHz) processor |
| 8 GB RAM | 6 GB RAM |
| Adreno 630 GPU | Adreno 616 GPU |
| 9.63 | 9.36 |
| Storage | |
| 256 GB internal memory | 128 GB internal memory |
| No SD card slot | No SD card slot |
| 13.3 | 10.1 |
| Camera | |
| 16.00 MP + 16.00 MP | 48.00 MP + 20.00 MP |
| f/1.70 aperture | f/1.80 aperture |
| 25.00mm focal length | 26.00mm focal length |
| 0.38 inches (1/2.6") sensor | 0.5 inches (1/2") sensor |
| 3840 x 2160 (60 fps) (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1280 x 720 (480 fps) (HD) slow motion video | 1280 x 720 (960 fps) (HD) slow motion video |
| 10.45 | 11.66 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G), HSPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.7 | 6.3 |
| Battery Life | |
| 3300mAh Li - Polymer Battery | 3070mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.28 | 5.04 |
| Other Features | |
| Bluetooth 5.0 | 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 SE has a general score of 81.4, which is much better than the OnePlus 6's 73.3 score. Xiaomi Mi 9 SE is a newer phone, and it is also somewhat lighter and just a bit thinner than OnePlus 6. Both of these devices come with Android OS (Operating System), but Xiaomi Mi 9 SE has the newer 9.0 Pie version and OnePlus 6 has Android 11 version.
OnePlus 6 features just a little better performance than Xiaomi Mi 9 SE, and although they both have 8 cores, the OnePlus 6 also has a greater amount of RAM. The Xiaomi Mi 9 SE has a little bit better display than OnePlus 6, because although it has a little bit smaller screen, it also counts with a slightly higher 1080 x 2340 resolution and a just a bit better screen pixel density.
The OnePlus 6 has a way bigger storage for apps and games than Xiaomi Mi 9 SE, because it has 256 GB internal storage. The OnePlus 6 features a bit better battery performance than Xiaomi Mi 9 SE, because it has 3300mAh of battery capacity instead of 3070mAh. The Xiaomi Mi 9 SE captures better pictures and videos than OnePlus 6, because although it has a tinier camera aperture and slower video frame rates, and they both have the same video resolution, the Xiaomi Mi 9 SE also counts with a lot larger sensor and a lot better resolution camera.
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