Compare phones
| Global Score | |
| 88.3 | 78.8 |
| Basic Information | |
| Xiaomi | Microsoft |
| Android 11 | Android 10 |
| 2021-05-06 | 2020-09-10 |
| 6.45 x 3.01 x 0.41 inches | 7.36 x 5.72 x 0.19 inches |
| 7.41 ounces | 8.82 ounces |
| Mirror Black and Pale Grey | Glacier |
| Metal and Plastic | Glass (Corning Gorilla Glass 5) |
| -- | Scratch-Resistant Glass |
| $ 499.00 | $ 540.00 |
| Display / Screen | |
| 6.7 inches | 8.1 inches |
| 2400 x 1080 pixels | 2700 x 1800 pixels |
| -- | AMOLED |
| 393 pixels per inch | 401 pixels per inch |
| 1300 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 9.1 | 8.2 |
| Performance | |
| Qualcomm Snapdragon 870 SM8250-AC chipset | Qualcomm Snapdragon 855 SM8150 chipset |
| Kryo 585, 64-bit, 7 nm (Octa-Core 3200 MHz) processor | Kryo 485, 64-bit, 7 nm (Octa-Core 2840 MHz) processor |
| 8 GB RAM | 6 GB RAM |
| Adreno 650 GPU | Adreno 640 GPU |
| 9.81 | 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 | 11.00 MP |
| f/1.80 aperture | f/2.00 aperture |
| 0.5 inches (1/2") sensor | -- |
| 3840 x 2160 (60 fps) (4K) video resolution | 3840 x 2160 (60 fps) (4K) video resolution |
| 1280 x 720 (960 fps) (HD) slow motion video | -- |
| 11.99 | 8.91 |
| 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 |
| Dual SIM | Nano SIM, Dual SIM |
| 10.6 | 6.7 |
| Battery Life | |
| 4500mAh Li - Polymer Battery | 3577mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.32 | 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 Black Shark 4 is better than Microsoft Surface Duo, having an 88.3 score against 78.8. Both of these devices have Android OS (Operating System), but the Xiaomi Black Shark 4 has a newer 11 version and Microsoft Surface Duo has Android 10. The Xiaomi Black Shark 4 body is lighter but way thicker than Microsoft Surface Duo, and both of them were only released 8 months apart.
Xiaomi Black Shark 4 has a brighter screen than Microsoft Surface Duo, although it has a quite smaller display, a just a bit inferior quantity of pixels per inch of display and a way worse 1080 x 2400 resolution. The Microsoft Surface Duo's storage capacity for applications, games, photos and videos is very similar to Xiaomi Black Shark 4's one, both of them have equal 128 GB internal storage capacity.
Xiaomi Black Shark 4 has a bit better processor than Microsoft Surface Duo, and although they both have the same number of cores, the Xiaomi Black Shark 4 also has more RAM memory. Xiaomi Black Shark 4 captures much better pictures and videos than Microsoft Surface Duo, and although they both have the same 60 frames per second video frame rate and the same (4K) video resolution, the Xiaomi Black Shark 4 also has a back camera with a lot better 48 MP resolution and a bigger aperture to take better low-light images and videos.
Xiaomi Black Shark 4 has superior battery duration than Microsoft Surface Duo, because it has a 4500mAh battery capacity.
In addition to being the best phone in our comparison, Xiaomi Black Shark 4 is also cheaper than the Microsoft Surface Duo.
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