Compare phones
| Global Score | |
| 85.3 | 82.2 |
| Basic Information | |
| Microsoft | Xiaomi |
| Android 11 | Android 10, 9.0 Pie |
| 2021-09-20 | 2019-06-17 |
| 5.72 x 7.26 x 0.22 inches | 6.17 x 2.93 x 0.35 inches |
| 10.02 ounces | 6.74 ounces |
| Glacier and Obsidian | Carbon Black, Flame Red and Glacier Blue |
| Glass (Corning Gorilla Glass) | Metal and Metal |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 540.00 | -- |
| Display / Screen | |
| 8.3 inches | 6.4 inches |
| 2688 x 1892 pixels | 2340 x 1080 pixels |
| AMOLED | AMOLED |
| 396 pixels per inch | 403 pixels per inch |
| 800 cd/m2 brightness | 430 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.8 | 8.4 |
| Performance | |
| Qualcomm Snapdragon 888 SM8350 (5 nm) chipset | Qualcomm Snapdragon 730 SM7150-AA chipset |
| Kryo 680, 64-bit (Octa-Core 2840 MHz) processor | Kryo 470, 64-bit, 8 nm (Octa-Core 2200 MHz) processor |
| 8 GB RAM | 6 GB RAM |
| Adreno 660 GPU | Adreno 618 GPU |
| 9.63 | 9.27 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| No SD card slot | No SD card slot |
| 10.1 | 10.1 |
| Camera | |
| 12.00 MP + 12.00 MP | 48.00 MP + 20.00 MP |
| f/1.70 aperture | f/1.80 aperture |
| 27.00mm focal length | 26.00mm focal length |
| -- | 0.5 inches (1/2") sensor |
| 3840 x 2160 (60 fps) (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1920 x 1080 (240 fps) (Full HD) slow motion video | 1920 x 1080 (960 fps) (Full HD) slow motion video |
| 10.01 | 11.66 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 10.6 | 6.7 |
| Battery Life | |
| 4449mAh Battery | 4000mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.32 | 5.92 |
| Other Features | |
| Bluetooth 5.1 | 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 |
| -- | FM Radio |
Comparison review
Microsoft Surface Duo 2 is a little bit better than Xiaomi Mi 9T, with an 85.3 score against 82.2. Even though Microsoft Surface Duo 2 is extremely heavier than Xiaomi Mi 9T, it's extremely thinner and notably newer. These devices work with Android operating system, but Microsoft Surface Duo 2 has newer 11 version while Xiaomi Mi 9T has Android 10 version.
The Microsoft Surface Duo 2 features a slightly better screen than Xiaomi Mi 9T, because although it has a bit lower screen pixels density, it also counts with a lot brighter screen, a way better 1892 x 2688 resolution and a larger display. Microsoft Surface Duo 2 features a little bit better performance than Xiaomi Mi 9T, and although they both have 8 CPU cores, the Microsoft Surface Duo 2 also has more RAM memory.
The Xiaomi Mi 9T's storage for applications, games, photos and videos is just as good as the Microsoft Surface Duo 2 one, both of them have the same 128 GB internal storage capacity. The Microsoft Surface Duo 2 features a little longer battery duration than Xiaomi Mi 9T, because it has an 11% greater battery capacity.
The Xiaomi Mi 9T features a much better camera than Microsoft Surface Duo 2, because although it has a tinier aperture and slower video frame rates, and they both have the same 3840x2160 video quality, the Xiaomi Mi 9T also counts with a back-facing camera with a much higher resolution.
Disclaimer: As an Amazon Associate I earn from qualifying purchases.