Compare phones
| Global Score | |
| 11.67 | 9.33 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 11 | Android 6.0 Marshmallow |
| 2021-01-29 | 2016-09-29 |
| 6.50 x 2.98 x 0.35 inches | 6.09 x 3.06 x 0.31 inches |
| 8.04 ounces | 5.93 ounces |
| Phantom black and Silver | Gold, Gray, Pink and Silver |
| Aluminum and Glass (Corning Gorilla Glass Victus) | Metal |
| Scratch-Resistant Glass | -- |
| $ 966.00 | -- |
| Display / Screen | |
| 6.8 inches | 5.7 inches |
| 3200 x 1440 pixels | 1920 x 1080 pixels (Full HD) |
| Dynamic AMOLED | IPS LCD |
| 516 pixels per inch | 386 pixels per inch |
| 1500 cd/m2 brightness | 550 cd/m2 brightness |
| No touch screen | No touch screen |
| 9.8 | 8.4 |
| Performance | |
| Qualcomm Snapdragon 888 chipset | Qualcomm Snapdragon 821 MSM8996 Pro chipset |
| Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor | Kryo, 64-bit (Quad-Core 2340 MHz) processor |
| 12 GB RAM | 6 GB RAM |
| Adreno 660 GPU | Adreno 530 GPU |
| 9.72 | 9.09 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| No SD card slot | No SD card slot |
| 10.1 | 10.1 |
| Camera | |
| 108.00 MP + 40.00 MP | 13.00 MP + 4.00 MP |
| f/1.80 aperture | f/2.00 aperture |
| 24.00mm focal length | -- |
| 0.75 inches (1/1.33") sensor | 0.33 inches (1/3") sensor |
| 7680 x 4320 (24 fps) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1280 x 720 (960 fps) (HD) slow motion video | 1280 x 720 (120 fps) (HD) slow motion video |
| 13.75 | 9.57 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G) and HSPA |
| Nano SIM | Nano SIM, Dual SIM |
| 10.7 | 6.1 |
| Battery Life | |
| 5000mAh Li - Polymer Battery | 3800mAh Li - Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 4.96 | 5.04 |
| Other Features | |
| Bluetooth 5.1 | Bluetooth 4.2 |
| GPS | GPS |
| NFC | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | -- |
Comparison review
Galaxy S21 Ultra is a lot better than the Xiaomi Mi 5s Plus, getting a global score of 11.67 against 9.33. These devices work with Android operating system, but the Galaxy S21 Ultra has the older 11 version while Xiaomi Mi 5s Plus has Android 6.0 Marshmallow version. The Galaxy S21 Ultra construction is noticeably newer than Xiaomi Mi 5s Plus's, although it is somewhat thicker and a lot heavier.
The Samsung Galaxy S21 Ultra features a bit more powerful processor than Xiaomi Mi 5s Plus, because it has more RAM memory and a larger number of cores. Galaxy S21 Ultra has a brighter screen than Xiaomi Mi 5s Plus, because it has more pixels per inch in the screen, a lot brighter screen, a way better resolution of 1440 x 3200 pixels and a larger screen.
The Galaxy S21 Ultra counts with a greater camera than Xiaomi Mi 5s Plus, because it has a camera with way more megapixels, a much bigger sensor, a larger aperture to capture better images and video in poorly lited environments and a way higher 7680x4320 video quality. Xiaomi Mi 5s Plus features as much memory capacity for apps and games as the Samsung Galaxy S21 Ultra, they have the same 128 GB internal storage.
The Xiaomi Mi 5s Plus features just a bit better battery life than Galaxy S21 Ultra, although it has 3800mAh of battery capacity.