Compare phones
| Global Score | |
| 91.8 | 76.7 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 11 | Android 12 |
| 2021-01-29 | 2022-03-23 |
| 5.97 x 2.80 x 0.31 inches | 6.46 x 3.00 x 0.32 inches |
| 6.03 ounces | 7.23 ounces |
| Gray, Phantom pink, Violet and White | Laser Black, Laser Blue and POCO Yellow |
| Aluminum and Plastic | -- |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 722.00 | -- |
| Display / Screen | |
| 6.2 inches | 6.7 inches |
| 2400 x 1080 pixels | 2400 x 1080 pixels |
| Dynamic AMOLED | AMOLED |
| 424 pixels per inch | 393 pixels per inch |
| 1300 cd/m2 brightness | 1200 cd/m2 brightness |
| No touch screen | No touch screen |
| 9.2 | 8.9 |
| Performance | |
| Qualcomm Snapdragon 888 chipset | Qualcomm Snapdragon 696 SM6375 (6 nm) chipset |
| Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor | processor |
| 8 GB RAM | 6 GB RAM |
| Adreno 660 GPU | Adreno 619 GPU |
| 9.63 | 6.12 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| No SD card slot | microSDXC (up to 1 TB) external memory slot |
| 10.1 | 15.42 |
| Camera | |
| 12.00 MP + 10.00 MP | 108.00 MP + 16.00 MP |
| f/1.80 aperture | f/1.90 aperture |
| 26.00mm focal length | -- |
| 0.57 inches (1/1.76") sensor | -- |
| 7680 x 4320 (24 fps) video resolution | -- |
| 1280 x 720 (960 fps) (HD) slow motion video | -- |
| 10.78 | 10.34 |
| 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 |
| 10.7 | 10.6 |
| Battery Life | |
| 4000mAh Li - Polymer Battery | 5000mAh Nano SIM Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 5.92 | 6.8 |
| Other Features | |
| Bluetooth 5.0 | 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, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | -- |
Comparison review
Galaxy S21 has a general score of 91.8, which is better than Xiaomi POCO X4 Pro 5G's 76.7 global score. The Galaxy S21 body is just a little bit thinner and somewhat lighter than the Xiaomi POCO X4 Pro 5G, although it was released just a little further than a year before. These devices have Android OS (Operating System), but Galaxy S21 has the older 11 version and Xiaomi POCO X4 Pro 5G has Android 12.
Samsung Galaxy S21 counts with a much more powerful processing unit than Xiaomi POCO X4 Pro 5G, and although they both have 8 cores, the Samsung Galaxy S21 also has 2 GB more RAM. The Galaxy S21 has a little more vivid display than Xiaomi POCO X4 Pro 5G, because although it has a bit smaller screen, and they both have the same resolution of 1080 x 2400px, the Galaxy S21 also counts with a quite higher pixel amount per inch in the display and a bit more brightness.
The Xiaomi POCO X4 Pro 5G features much more storage capacity to install applications and games than Galaxy S21, and although they both have exactly the same internal memory, the Xiaomi POCO X4 Pro 5G also has a SD extension slot that supports up to 1 TB. The Galaxy S21 captures a bit better photographs and videos than Xiaomi POCO X4 Pro 5G, because although it has a much less mega-pixels resolution back facing camera, it also counts with a bigger diafragm aperture.
The Xiaomi POCO X4 Pro 5G counts with superior battery duration than Galaxy S21, because it has a 25 percent more battery capacity.
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