Compare phones
| Global Score | |
| 98.1 | 90.1 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 11 | Android 10 |
| 2021-01-29 | 2020-05-08 |
| 6.50 x 2.98 x 0.35 inches | 7.00 x 3.28 x 0.40 inches |
| 8.04 ounces | 7.83 ounces |
| Phantom black and Silver | Blasting black |
| Aluminum and Glass (Corning Gorilla Glass Victus) | Aluminum and Aluminum |
| Scratch-Resistant Glass | -- |
| $ 966.00 | -- |
| Display / Screen | |
| 6.8 inches | 7.1 inches |
| 3200 x 1440 pixels | 3120 x 1440 pixels |
| Dynamic AMOLED | AMOLED |
| 516 pixels per inch | 484 pixels per inch |
| 1500 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 9.8 | 8.6 |
| Performance | |
| Qualcomm Snapdragon 888 chipset | Qualcomm Snapdragon 865 SM8250 chipset |
| Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor | Kryo 585, 64-bit, 7 nm (Octa-Core 2840 MHz) processor |
| 12 GB RAM | 8 GB RAM |
| Adreno 660 GPU | Adreno 650 GPU |
| 9.72 | 9.63 |
| Storage | |
| 128 GB internal memory | 256 GB internal memory |
| No SD card slot | No SD card slot |
| 10.1 | 13.3 |
| Camera | |
| 108.00 MP + 40.00 MP | 64.00 MP + 20.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| 24.00mm focal length | 26.00mm focal length |
| 0.75 inches (1/1.33") sensor | 0.59 inches (1/1.7") sensor |
| 7680 x 4320 (24 fps) video resolution | 3840 x 2160 (60 fps) (4K) video resolution |
| 1280 x 720 (960 fps) (HD) slow motion video | 1920 x 1080 (240 fps) (Full HD) slow motion video |
| 13.75 | 12.43 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM, Dual SIM |
| 10.7 | 10.7 |
| Battery Life | |
| 5000mAh Li - Polymer Battery | 5000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 6.8 | 6.8 |
| Other Features | |
| Bluetooth 5.1 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | -- |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | -- |
Comparison review
Galaxy S21 Ultra has a general score of 98.1, which is a bit better than Xiaomi Black Shark 3 Pro's 90.1 score. These devices use Android OS (Operating System), but the Galaxy S21 Ultra has a newer 11 version while Xiaomi Black Shark 3 Pro has Android 10, providing the user some extra features. Although Galaxy S21 Ultra and Xiaomi Black Shark 3 Pro were released only a couple of months apart, the Galaxy S21 Ultra body is a little bit heavier but also thinner.
Galaxy S21 Ultra features a better looking display than Xiaomi Black Shark 3 Pro, because although it has a bit smaller screen, it also counts with a quite better 1440 x 3200 resolution and a just a little higher display pixel density. Xiaomi Black Shark 3 Pro features a much better memory capacity for apps and games than Samsung Galaxy S21 Ultra, because it has 256 GB internal storage capacity.
The Galaxy S21 Ultra has a bit more powerful processor than Xiaomi Black Shark 3 Pro, and although they both have 8 cpu cores, the Galaxy S21 Ultra also has 4 GB more RAM. Xiaomi Black Shark 3 Pro counts with a battery life that is very similar to the Galaxy S21 Ultra one. Samsung Galaxy S21 Ultra has a better camera than Xiaomi Black Shark 3 Pro, and although they both have a F1.8 diafragm aperture, the Samsung Galaxy S21 Ultra also has a lot bigger back-facing camera sensor taking lot better quality videos and photographs, a back-facing camera with way more mega pixels and a lot better video resolution.
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