Compare phones
| Global Score | |
| 76.1 | 79.3 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 10 | Android 11, 10 |
| 2020-06-29 | 2020-02-11 |
| 6.61 x 3.02 x 0.32 inches | 6.51 x 3.02 x 0.35 inches |
| 6.81 ounces | 7.34 ounces |
| Black | Atlantis blue, Matrix purple and Phoenix red |
| Plastic and Plastic | Glass (Corning Gorilla Glass 5) and Plastic |
| -- | Scratch-Resistant Glass |
| $ 194.00 | -- |
| Display / Screen | |
| 6.5 inches | 6.7 inches |
| 1600 x 720 pixels | 2400 x 1080 pixels |
| IPS LCD | IPS LCD |
| 270 pixels per inch | 393 pixels per inch |
| No touch screen | No touch screen |
| 7.3 | 8 |
| Performance | |
| Mediatek Helio P35 chipset | Qualcomm Snapdragon 730G SM7150-AB chipset |
| Arm Cortex-A53, 64-bit, 12 nm (Octa-Core 2300 MHz) processor | Kryo 470, 64-bit, 8 nm (Octa-Core 2200 MHz) processor |
| 3 GB RAM | 6 GB RAM |
| PowerVR GE8320 GPU | Adreno 618 GPU |
| 9.27 | 9.27 |
| Storage | |
| 32 GB internal memory | 64 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | No SD card slot |
| 9.84 | 7.7 |
| Camera | |
| 16.00 MP + 13.00 MP | 64.00 MP + 20.00 MP |
| f/1.80 aperture | f/1.90 aperture |
| -- | 26.00mm focal length |
| 0.33 inches (1/3.06") sensor | 0.59 inches (1/1.7") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| -- | 1280 x 720 (960 fps) (HD) slow motion video |
| 9.35 | 12.1 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM |
| 6.7 | 6.7 |
| Battery Life | |
| 4000mAh Li - Polymer Battery | 4500mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.92 | 6.32 |
| 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, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | FM Radio |
Comparison review
Xiaomi Poco X2 is a bit better than Galaxy A21, with a 79.3 score against 76.1. Even being the best phone in this review, Xiaomi Poco X2's body is just a little heavier and a little bit thicker than the Galaxy A21. These devices work with Android OS (operating system), but Xiaomi Poco X2 has a newer 11 version and Galaxy A21 has Android 10.
Xiaomi Poco X2 has a little more vivid display than Galaxy A21, because it has a little bit larger display, a better display density and a much better 1080 x 2400 resolution. Samsung Galaxy A21 features a lot bigger storage to store more apps and games than Xiaomi Poco X2, because although it has just 32 GB internal memory, it also counts with a SD memory slot that allows a maximum of 512 GB.
Xiaomi Poco X2 counts with a CPU that's very similar to the Samsung Galaxy A21 one, and although the Xiaomi Poco X2 has a higher amount of RAM, they both have a Octa-Core CPU. The Xiaomi Poco X2 counts with a bit superior battery performance than Samsung Galaxy A21, because it has a 13 percent bigger battery capacity.
The Xiaomi Poco X2 takes a lot better photos and videos than Galaxy A21, because although it has a smaller diafragm aperture which is not so good for low light photography and video, it also counts with a much higher 3840x2160 (4K) video definition, a way larger sensor capturing way better quality photographs and videos and a camera in the back with lot more mega-pixels.
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