Compare phones
| Global Score | |
| 78.8 | 81 |
| Basic Information | |
| Microsoft | Xiaomi |
| Android 10 | Android 12 |
| 2020-09-10 | -- |
| 7.36 x 5.72 x 0.19 inches | -- |
| 8.82 ounces | -- |
| Glacier | Black and White |
| Glass (Corning Gorilla Glass 5) | Aluminum and Ceramic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 540.00 | -- |
| Display / Screen | |
| 8.1 inches | 6.7 inches |
| 2700 x 1800 pixels | 3200 x 1440 pixels |
| AMOLED | AMOLED |
| 401 pixels per inch | 524 pixels per inch |
| -- | 1500 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.2 | 9.7 |
| Performance | |
| Qualcomm Snapdragon 855 SM8150 chipset | Qualcomm Snapdragon 8+ Gen 1 SM8450 (4 nm) chipset |
| Kryo 485, 64-bit, 7 nm (Octa-Core 2840 MHz) processor | processor |
| 6 GB RAM | 8 GB RAM |
| Adreno 640 GPU | Adreno 730 GPU |
| 9.63 | 6.21 |
| Storage | |
| 128 GB internal memory | 256 GB internal memory |
| No SD card slot | No SD card slot |
| 10.1 | 13.3 |
| Camera | |
| 11.00 MP | 50.00 MP + 20.00 MP |
| f/2.00 aperture | f/2.00 aperture |
| -- | 24.00mm focal length |
| -- | 0.5 inches (1/2") sensor |
| 3840 x 2160 (60 fps) (4K) video resolution | 7680 x 4320 (24 fps) video resolution |
| -- | 1920 x 1080 (1920 fps) (Full HD) slow motion video |
| 8.91 | 12.32 |
| 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 |
| 6.7 | 10.6 |
| Battery Life | |
| 3577mAh Battery | 4800mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 5.52 | 6.64 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.2 |
| GPS | GPS |
| 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 12S Ultra has a general score of 81, which is slightly better than Microsoft Surface Duo's 78.8 score. The Xiaomi 12S Ultra is a incredibly thinner and incredibly lighter phone than the Microsoft Surface Duo. Both of these phones have Android operating system, but Xiaomi 12S Ultra has newer 12 version while Microsoft Surface Duo has Android 10, so it provides you a couple nice extra features and performance improvements.
The Xiaomi 12S Ultra counts with a much better looking screen than Microsoft Surface Duo, because although it has a bit smaller screen and a quite lower resolution of 1440 x 3200 pixels, it also counts with a better display density. The Microsoft Surface Duo has a much powerful processor than Xiaomi 12S Ultra, although it has 2 GB lesser RAM, they both have 8 processing cores.
The Xiaomi 12S Ultra has a much better camera than Microsoft Surface Duo, and although they both have the same camera aperture, the Xiaomi 12S Ultra also has a lot higher 7680x4320 video resolution and a lot more megapixels back camera. Xiaomi 12S Ultra has a lot bigger memory to install applications and games or saving photos and videos than Microsoft Surface Duo, because it has more internal storage capacity.
Xiaomi 12S Ultra features a very superior battery lifetime than Microsoft Surface Duo, because it has 4800mAh of battery capacity.
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