Compare phones
| Global Score | |
| 79.3 | 91.8 |
| Basic Information | |
| Xiaomi | Samsung |
| Android 11, 10 | Android 11 |
| 2020-02-11 | 2021-01-29 |
| 6.51 x 3.02 x 0.35 inches | 5.97 x 2.80 x 0.31 inches |
| 7.34 ounces | 6.03 ounces |
| Atlantis blue, Matrix purple and Phoenix red | 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 |
| IPS LCD | Dynamic AMOLED |
| 393 pixels per inch | 424 pixels per inch |
| -- | 1300 cd/m2 brightness |
| No touch screen | No touch screen |
| 8 | 9.2 |
| Performance | |
| Qualcomm Snapdragon 730G SM7150-AB chipset | Qualcomm Snapdragon 888 chipset |
| Kryo 470, 64-bit, 8 nm (Octa-Core 2200 MHz) processor | Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor |
| 6 GB RAM | 8 GB RAM |
| Adreno 618 GPU | Adreno 660 GPU |
| 9.27 | 9.63 |
| Storage | |
| 64 GB internal memory | 128 GB internal memory |
| No SD card slot | No SD card slot |
| 7.7 | 10.1 |
| Camera | |
| 64.00 MP + 20.00 MP | 12.00 MP + 10.00 MP |
| f/1.90 aperture | f/1.80 aperture |
| 26.00mm focal length | 26.00mm focal length |
| 0.59 inches (1/1.7") 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 (960 fps) (HD) slow motion video | 1280 x 720 (960 fps) (HD) slow motion video |
| 12.1 | 10.78 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 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 |
| 6.7 | 10.7 |
| Battery Life | |
| 4500mAh Li - Polymer Battery | 4000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 6.32 | 5.92 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| -- | NFC |
| Infra-red port | -- |
| 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 | FM Radio |
Comparison review
Samsung Galaxy S21 has an overall score of 91.8, which is better than Xiaomi Poco X2's 79.3 overall score. The Samsung Galaxy S21 design is newer, somewhat lighter and somewhat thinner than Xiaomi Poco X2. These phones include the same Android 11 OS, so they should offer identical OS features. The Galaxy S21 has a bit superior CPU than Xiaomi Poco X2, and although they both have the same number of cores, the Galaxy S21 also has a higher amount of RAM memory.
The Galaxy S21 counts with a more vivid display than Xiaomi Poco X2, because although it has a bit smaller screen, and they both have exactly the same resolution of 1080 x 2400 pixels, the Galaxy S21 also counts with a bit higher pixel density. The Galaxy S21 features much more memory to install applications and games or saving photos and videos than Xiaomi Poco X2, because it has more internal memory.
Xiaomi Poco X2 features a bit better battery lifetime than Samsung Galaxy S21, because it has a 4500mAh battery size. The Xiaomi Poco X2 takes much better photographs and videos than Galaxy S21, because although it has a smaller aperture which is not so good for capturing photographs and video in low light situations, and they both have the same (4K) video resolution, the Xiaomi Poco X2 also counts with a way better resolution back-facing camera, faster 30 fps video frame rates and a larger back camera sensor which offers a higher image and video quality.
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