Compare phones
| Global Score | |
| 98.1 | 81.5 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 11 | Android 11 |
| 2021-01-29 | 2021-11-11 |
| 6.50 x 2.98 x 0.35 inches | 6.44 x 2.98 x 0.34 inches |
| 8.04 ounces | 6.88 ounces |
| Phantom black and Silver | Cool Blue, POCO Yellow and Power Black |
| Aluminum and Glass (Corning Gorilla Glass Victus) | -- |
| Scratch-Resistant Glass | -- |
| $ 966.00 | -- |
| Display / Screen | |
| 6.8 inches | 6.6 inches |
| 3200 x 1440 pixels | 2400 x 1080 pixels |
| Dynamic AMOLED | IPS LCD |
| 516 pixels per inch | 399 pixels per inch |
| 1500 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 9.8 | 8.1 |
| Performance | |
| Qualcomm Snapdragon 888 chipset | MediaTek Dimensity 810 5G MT6833 (6 nm) chipset |
| Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor | Cortex-A76, 64-bit (Octa-Core 2400 MHz) processor |
| 12 GB RAM | 4 GB RAM |
| Adreno 660 GPU | Mali-G57 MC2 GPU |
| 9.72 | 9.36 |
| Storage | |
| 128 GB internal memory | 64 GB internal memory |
| No SD card slot | microSDXC (up to 1 TB) external memory slot |
| 10.1 | 13.02 |
| Camera | |
| 108.00 MP + 40.00 MP | 50.00 MP + 16.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| 24.00mm focal length | 26.00mm focal length |
| 0.75 inches (1/1.33") sensor | -- |
| 7680 x 4320 (24 fps) video resolution | 1920 x 1080 (60 fps) (Full HD) video resolution |
| 1280 x 720 (960 fps) (HD) slow motion video | -- |
| 13.75 | 10.67 |
| 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) and HSDPA |
| Nano SIM | Nano SIM, Dual SIM |
| 10.7 | 10.6 |
| Battery Life | |
| 5000mAh Li - Polymer Battery | 5000mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 6.8 | 6.8 |
| Other Features | |
| Bluetooth 5.1 | Bluetooth 5.1 |
| GPS | GPS |
| NFC | NFC |
| -- | Infra-red port |
| 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
The Galaxy S21 Ultra is way better than the Xiaomi POCO M4 Pro 5G, having a 98.1 score against 81.5. The Galaxy S21 Ultra is better than the Xiaomi POCO M4 Pro 5G, it must be told that it is also older, a bit thicker and heavier. Both of these phones come with the same Android 11 OS, so you shouldn't perceive any differences in that aspect.
Samsung Galaxy S21 Ultra counts with a much sharper screen than Xiaomi POCO M4 Pro 5G, because it has a greater count of pixels per screen inch, a quite bigger display and a higher 1440 x 3200 pixels resolution. The Xiaomi POCO M4 Pro 5G counts with a superior memory to store more apps and games than Samsung Galaxy S21 Ultra, because although it has 0 less internal memory capacity, it also counts with a slot for an SD memory card that holds up to 1 TB.
Samsung Galaxy S21 Ultra has a bit better hardware performance than Xiaomi POCO M4 Pro 5G, and although they both have the same number of cores, the Samsung Galaxy S21 Ultra also has a greater amount of RAM memory. The Xiaomi POCO M4 Pro 5G and Samsung Galaxy S21 Ultra both count with very similar batteries performance.
The Samsung Galaxy S21 Ultra captures greater videos and photos than Xiaomi POCO M4 Pro 5G, and although they both have a same size diafragm aperture, the Samsung Galaxy S21 Ultra also has a camera in the back with a lot higher resolution and a way higher video definition.
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