Compare phones
| Global Score | |
| 87.5 | 91.8 |
| Basic Information | |
| Xiaomi | Samsung |
| Android 12 | Android 11 |
| 2022-06-23 | 2021-01-29 |
| 6.43 x 2.99 x 0.30 inches | 5.97 x 2.80 x 0.31 inches |
| 6.88 ounces | 6.03 ounces |
| Moonlight Silver, Nebula Green and Night Black | Gray, Phantom pink, Violet and White |
| Glass (Corning Gorilla Glass 5) and Plastic | Aluminum and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| -- | $ 722.00 |
| Display / Screen | |
| 6.7 inches | 6.2 inches |
| 2400 x 1080 pixels | 2400 x 1080 pixels |
| AMOLED | Dynamic AMOLED |
| 393 pixels per inch | 424 pixels per inch |
| 1300 cd/m2 brightness | 1300 cd/m2 brightness |
| No touch screen | No touch screen |
| 9.1 | 9.2 |
| Performance | |
| Qualcomm Snapdragon 870 SM8250-AC (7 nm) chipset | Qualcomm Snapdragon 888 chipset |
| Kryo 585, 64-bit (Octa-Core 3200 MHz) processor | Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor |
| 6 GB RAM | 8 GB RAM |
| Adreno 650 GPU | Adreno 660 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 | |
| 64.00 MP + 20.00 MP | 12.00 MP + 10.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| -- | 26.00mm focal length |
| 0.5 inches (1/2") sensor | 0.57 inches (1/1.76") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 7680 x 4320 (24 fps) video resolution |
| 1280 x 720 (120 fps) (HD) slow motion video | 1280 x 720 (960 fps) (HD) slow motion video |
| 11.88 | 10.78 |
| 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 |
| 10.7 | 10.7 |
| Battery Life | |
| 4500mAh Battery | 4000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 6.32 | 5.92 |
| Other Features | |
| Bluetooth 5.2 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Comparison review
The Galaxy S21 is slightly better than Xiaomi Poco F4, getting a score of 91.8 against 87.5. Both of these phones have Android OS, but Galaxy S21 has an older 11 version while Xiaomi Poco F4 has Android 12. Galaxy S21's construction is lighter than Xiaomi Poco F4, but it is a bit thicker and was released only 17 months before.
Galaxy S21 counts with a bit more vivid screen than Xiaomi Poco F4, because although it has a bit smaller screen, and they both have the same exact resolution of 1080 x 2400 pixels and the same brightness, the Galaxy S21 also counts with a just a bit better display pixel density. The Galaxy S21's storage capacity for games and applications is just as good as Xiaomi Poco F4's one, they have the same 128 GB internal memory capacity.
Xiaomi Poco F4 has a bit superior processor than Samsung Galaxy S21, although it has 2 GB less RAM memory, they both have the same number of cores. Xiaomi Poco F4 features just a little bit longer battery lifetime than Galaxy S21, because it has a 4500mAh battery capacity. The Xiaomi Poco F4 has a superior camera than Samsung Galaxy S21, because although it has a smaller back camera sensor, and they both have the same 3840x2160 video quality and the same aperture, the Xiaomi Poco F4 also counts with a much better resolution back facing camera and better video frame rate.
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