Compare phones
| Global Score | |
| 78.8 | 76.2 |
| Basic Information | |
| Microsoft | Xiaomi |
| Android 10 | Android 6.0 Marshmallow |
| 2020-09-10 | 2016-11-04 |
| 7.36 x 5.72 x 0.19 inches | 6.25 x 3.22 x 0.31 inches |
| 8.82 ounces | 7.37 ounces |
| Glacier | Black and White |
| Glass (Corning Gorilla Glass 5) | Ceramic |
| Scratch-Resistant Glass | -- |
| $ 540.00 | $ 590.00 |
| Display / Screen | |
| 8.1 inches | 6.4 inches |
| 2700 x 1800 pixels | 2040 x 1080 pixels |
| AMOLED | IPS LCD |
| 401 pixels per inch | 361 pixels per inch |
| -- | 500 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.2 | 8.3 |
| Performance | |
| Qualcomm Snapdragon 855 SM8150 chipset | Qualcomm Snapdragon 821 MSM8996 Pro chipset |
| Kryo 485, 64-bit, 7 nm (Octa-Core 2840 MHz) processor | Kryo, 64-bit (Quad-Core 2340 MHz) processor |
| 6 GB RAM | 4 GB RAM |
| Adreno 640 GPU | Adreno 530 GPU |
| 9.63 | 9 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| No SD card slot | No SD card slot |
| 10.1 | 10.1 |
| Camera | |
| 11.00 MP | 16.00 MP + 5.00 MP |
| f/2.00 aperture | f/2.00 aperture |
| -- | 0.33 inches (1/3.06") sensor |
| 3840 x 2160 (60 fps) (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| -- | 1280 x 720 (120 fps) (HD) slow motion video |
| 8.91 | 9.79 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE (4G) and HSPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.7 | 6 |
| Battery Life | |
| 3577mAh Battery | 4400mAh Li - Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.52 | 6.24 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 4.2 |
| GPS | GPS |
| -- | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Comparison review
The Microsoft Surface Duo is a little bit better than the Xiaomi Mi MIX, getting a 78.8 score against 76.2. Both phones we compare here use Android OS (Operating System), but the Microsoft Surface Duo has the older 10 version and Xiaomi Mi MIX has Android 6.0 Marshmallow. Microsoft Surface Duo is a newer and thinner cellphone than Xiaomi Mi MIX, but it's also heavier.
The Microsoft Surface Duo counts with a bit more powerful CPU than Xiaomi Mi MIX, because it has 2 GB more RAM and a higher number of cores. The Xiaomi Mi MIX counts with a bit more vivid screen than Microsoft Surface Duo, although it has a way worse 1080 x 2040 resolution, a just a little lower pixels amount per display inch and a way smaller screen.
Microsoft Surface Duo and Xiaomi Mi MIX count with incredibly similar memory to install applications and games or saving photos and videos, both of them have the same 128 GB internal memory capacity. The Xiaomi Mi MIX counts with just a bit better camera than Microsoft Surface Duo, because although it has worse 30 frames per second video frame rate, and they both have the same (4K) video quality and the same aperture, the Xiaomi Mi MIX also counts with a back facing camera with much more mega pixels.
Xiaomi Mi MIX has superior battery duration than Microsoft Surface Duo, because it has a 4400mAh battery capacity.
Microsoft Surface Duo not only is the best devices between the ones we are comparing, but it's also cheaper than the Xiaomi Mi MIX.
Disclaimer: As an Amazon Associate I earn from qualifying purchases.