Compare phones
| Global Score | |
| 82.2 | 85.3 |
| Basic Information | |
| Xiaomi | Microsoft |
| Android 10, 9.0 Pie | Android 11 |
| 2019-06-17 | 2021-09-20 |
| 6.17 x 2.93 x 0.35 inches | 5.72 x 7.26 x 0.22 inches |
| 6.74 ounces | 10.02 ounces |
| Carbon Black, Flame Red and Glacier Blue | Glacier and Obsidian |
| Metal and Metal | Glass (Corning Gorilla Glass) |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| -- | $ 540.00 |
| Display / Screen | |
| 6.4 inches | 8.3 inches |
| 2340 x 1080 pixels | 2688 x 1892 pixels |
| AMOLED | AMOLED |
| 403 pixels per inch | 396 pixels per inch |
| 430 cd/m2 brightness | 800 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.4 | 8.8 |
| Performance | |
| Qualcomm Snapdragon 730 SM7150-AA chipset | Qualcomm Snapdragon 888 SM8350 (5 nm) chipset |
| Kryo 470, 64-bit, 8 nm (Octa-Core 2200 MHz) processor | Kryo 680, 64-bit (Octa-Core 2840 MHz) processor |
| 6 GB RAM | 8 GB RAM |
| Adreno 618 GPU | Adreno 660 GPU |
| 9.27 | 9.63 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| No SD card slot | No SD card slot |
| 10.1 | 10.1 |
| Camera | |
| 48.00 MP + 20.00 MP | 12.00 MP + 12.00 MP |
| f/1.80 aperture | f/1.70 aperture |
| 26.00mm focal length | 27.00mm focal length |
| 0.5 inches (1/2") sensor | -- |
| 3840 x 2160 (30 fps) (4K) video resolution | 3840 x 2160 (60 fps) (4K) video resolution |
| 1920 x 1080 (960 fps) (Full HD) slow motion video | 1920 x 1080 (240 fps) (Full HD) slow motion video |
| 11.66 | 10.01 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.7 | 10.6 |
| Battery Life | |
| 4000mAh Battery | 4449mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.92 | 6.32 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.1 |
| 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 |
| FM Radio | -- |
Comparison review
Microsoft Surface Duo 2 is a little bit better than the Xiaomi Mi 9T, getting an 85.3 score against 82.2. Both phones in this review include Android OS, but the Microsoft Surface Duo 2 has newer 11 version while Xiaomi Mi 9T has Android 10. Microsoft Surface Duo 2 is a extremely newer and much thinner cellphone than the Xiaomi Mi 9T, although it's also heavier.
Microsoft Surface Duo 2 counts with a slightly better looking display than Xiaomi Mi 9T, because although it has a quite inferior pixels number in each screen inch, it also counts with a much brighter display, a bigger display and a much higher resolution of 1892 x 2688px. The Microsoft Surface Duo 2 features a bit better hardware performance than Xiaomi Mi 9T, and although they both have a Octa-Core CPU, the Microsoft Surface Duo 2 also has 2 GB more RAM memory.
The Microsoft Surface Duo 2 and Xiaomi Mi 9T both count with extremely similar storage to install applications and games or saving photos and videos, both of them have exactly the same 128 GB internal memory capacity. The Microsoft Surface Duo 2 features a little better battery duration than Xiaomi Mi 9T, because it has an 11% greater battery size.
The Xiaomi Mi 9T shoots much better photos and videos than Microsoft Surface Duo 2, because although it has lower 30 frames per second video frame rate and a tinier camera aperture, and they both have the same video resolution, the Xiaomi Mi 9T also counts with a camera in the back with a much better 48 mega-pixels resolution.
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