Compare phones
| Global Score | |
| 83.8 | 78.8 |
| Basic Information | |
| Xiaomi | Microsoft |
| -- | Android 10 |
| 2018-11-01 | 2020-09-10 |
| 6.22 x 2.94 x 0.33 inches | 7.36 x 5.72 x 0.19 inches |
| 7.69 ounces | 8.82 ounces |
| Black, Blue and Green | Glacier |
| Aluminum and Ceramic | Glass (Corning Gorilla Glass 5) |
| -- | Scratch-Resistant Glass |
| -- | $ 540.00 |
| Display / Screen | |
| 6.4 inches | 8.1 inches |
| 2340 x 1080 pixels | 2700 x 1800 pixels |
| Super AMOLED | AMOLED |
| 403 pixels per inch | 401 pixels per inch |
| 600 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 8.6 | 8.2 |
| Performance | |
| Qualcomm Snapdragon 845 SDM845 chipset | Qualcomm Snapdragon 855 SM8150 chipset |
| Kryo 385, 64-bit, 10 nm (Octa-Core 2800 MHz) processor | Kryo 485, 64-bit, 7 nm (Octa-Core 2840 MHz) processor |
| 8 GB RAM | 6 GB RAM |
| Adreno 630 GPU | Adreno 640 GPU |
| 9.63 | 9.63 |
| Storage | |
| 256 GB internal memory | 128 GB internal memory |
| No SD card slot | No SD card slot |
| 13.3 | 10.1 |
| Camera | |
| 12.20 MP + 24.00 MP | 11.00 MP |
| f/1.80 aperture | f/2.00 aperture |
| 0.39 inches (1/2.55") sensor | -- |
| 3840 x 2160 (60 fps) (4K) video resolution | 3840 x 2160 (60 fps) (4K) video resolution |
| 1920 x 1080 (960 fps) (Full HD) slow motion video | -- |
| 10.34 | 8.91 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.3 | 6.7 |
| Battery Life | |
| 3200mAh Li - Polymer Battery | 3577mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 5.2 | 5.52 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| 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 3 is just a bit better than Microsoft Surface Duo, having a global score of 83.8 against 78.8. The Xiaomi Mi Mix 3 construction is somewhat lighter than Microsoft Surface Duo, but it's incredibly thicker and was released just a little over a year before. The Xiaomi Mi Mix 3 has a bit sharper display than Microsoft Surface Duo, because although it has a much smaller screen and a way worse resolution of 1080 x 2340, it also counts with a bit higher screen density.
Microsoft Surface Duo counts with a processor that's just as good as the processing unit in Xiaomi Mi Mix 3, and although the Microsoft Surface Duo has lesser RAM memory, they both have a Octa-Core processing unit. The Xiaomi Mi Mix 3 has a lot bigger storage capacity for games and applications than Microsoft Surface Duo, because it has 256 GB internal storage.
The Microsoft Surface Duo has a bit better battery lifetime than Xiaomi Mi Mix 3, because it has a 3577mAh battery capacity instead of 3200mAh. The Xiaomi Mi Mix 3 shoots much better pictures and videos than Microsoft Surface Duo, and although they both have the same video frame rate and the same 3840x2160 (4K) video quality, the Xiaomi Mi Mix 3 also has a bigger camera aperture to take better images and video in low light environments and a back camera with more mega-pixels.
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