Compare phones
| Global Score | |
| 76.2 | 78.8 |
| Basic Information | |
| Xiaomi | Microsoft |
| Android 6.0 Marshmallow | Android 10 |
| 2016-11-04 | 2020-09-10 |
| 6.25 x 3.22 x 0.31 inches | 7.36 x 5.72 x 0.19 inches |
| 7.37 ounces | 8.82 ounces |
| Black and White | Glacier |
| Ceramic | Glass (Corning Gorilla Glass 5) |
| -- | Scratch-Resistant Glass |
| $ 590.00 | $ 540.00 |
| Display / Screen | |
| 6.4 inches | 8.1 inches |
| 2040 x 1080 pixels | 2700 x 1800 pixels |
| IPS LCD | AMOLED |
| 361 pixels per inch | 401 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 855 SM8150 chipset |
| Kryo, 64-bit (Quad-Core 2340 MHz) processor | Kryo 485, 64-bit, 7 nm (Octa-Core 2840 MHz) processor |
| 4 GB RAM | 6 GB RAM |
| Adreno 530 GPU | Adreno 640 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 | 11.00 MP |
| f/2.00 aperture | f/2.00 aperture |
| 0.33 inches (1/3.06") sensor | -- |
| 3840 x 2160 (30 fps) (4K) video resolution | 3840 x 2160 (60 fps) (4K) video resolution |
| 1280 x 720 (120 fps) (HD) slow motion video | -- |
| 9.79 | 8.91 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G) and HSPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 6 | 6.7 |
| Battery Life | |
| 4400mAh Li - Ion Battery | 3577mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.24 | 5.52 |
| Other Features | |
| Bluetooth 4.2 | Bluetooth 5.0 |
| GPS | GPS |
| 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 Microsoft Surface Duo has a score of 78.8, which is slightly better than the Xiaomi Mi MIX's global score of 76.2. These phones work with Android OS, but the Microsoft Surface Duo has older 10 version and Xiaomi Mi MIX has Android 6.0 Marshmallow. The Microsoft Surface Duo construction is incredibly newer and notably thinner than the Xiaomi Mi MIX's, but it is also heavier.
Xiaomi Mi MIX features a little bit better display than Microsoft Surface Duo, although it has a lot worse 1080 x 2040px resolution, a quite worse pixel density and a way smaller screen. Microsoft Surface Duo's memory for games and applications is just as good as the Xiaomi Mi MIX one, they have the same 128 GB internal storage.
The Microsoft Surface Duo counts with a bit superior CPU than Xiaomi Mi MIX, because it has a greater number of cores and a larger amount of RAM memory. The Xiaomi Mi MIX features longer battery performance than Microsoft Surface Duo, because it has a 4400mAh battery capacity instead of 3577mAh. The Xiaomi Mi MIX has a little bit better camera than Microsoft Surface Duo, because although it has worse video frame rate, and they both have a F2 camera aperture and the same video resolution, the Xiaomi Mi MIX also counts with a camera with lot more mega pixels.
Microsoft Surface Duo not only is the best phones in this comparison, but it's also the cheapest, which makes it an easy choice.
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