Compare phones
| Global Score | |
| 90.8 | 79.3 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 11, 10 | Android 11, 10 |
| 2020-04-29 | 2020-02-11 |
| 6.26 x 2.90 x 0.34 inches | 6.51 x 3.02 x 0.35 inches |
| 6.60 ounces | 7.34 ounces |
| Prism cube black | Atlantis blue, Matrix purple and Phoenix red |
| Aluminum and Plastic | Glass (Corning Gorilla Glass 5) and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 339.00 | -- |
| Display / Screen | |
| 6.5 inches | 6.7 inches |
| 2400 x 1080 pixels | 2400 x 1080 pixels |
| Super AMOLED | IPS LCD |
| 405 pixels per inch | 393 pixels per inch |
| No touch screen | No touch screen |
| 8.1 | 8 |
| Performance | |
| Samsung Exynos 980 chipset | Qualcomm Snapdragon 730G SM7150-AB chipset |
| ARM Cortex-A77 and ARM Cortex-A55, 64-bit, 8 nm (Octa-Core 2200 MHz) processor | Kryo 470, 64-bit, 8 nm (Octa-Core 2200 MHz) processor |
| 6 GB RAM | 6 GB RAM |
| Mali-G76 MP5 GPU | Adreno 618 GPU |
| 9.27 | 9.27 |
| Storage | |
| 128 GB internal memory | 64 GB internal memory |
| microSDXC (up to 1000 GB) external memory slot | No SD card slot |
| 15.38 | 7.7 |
| Camera | |
| 48.00 MP + 32.00 MP | 64.00 MP + 20.00 MP |
| f/2.00 aperture | f/1.90 aperture |
| 26.00mm focal length | 26.00mm focal length |
| 0.5 inches (1/2") sensor | 0.59 inches (1/1.7") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1280 x 720 (480 fps) (HD) slow motion video | 1280 x 720 (960 fps) (HD) slow motion video |
| 11.55 | 12.1 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM |
| 10.7 | 6.7 |
| Battery Life | |
| 4500mAh Li - Polymer Battery | 4500mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.32 | 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
The Galaxy A51 5G has a score of 90.8, which is much better than the Xiaomi Poco X2's 79.3 score. Both phones we compare here work with the same Android 11 OS (operating system), so you shouldn't see any difference regarding that. Even though Galaxy A51 5G and the Xiaomi Poco X2 were released with only 3 months difference, Galaxy A51 5G is just a little bit thinner and lighter.
The Samsung Galaxy A51 5G features a little more vivid display than Xiaomi Poco X2, because although it has a quite smaller screen, and they both have an equal 1080 x 2400px resolution, the Samsung Galaxy A51 5G also counts with a quite higher number of pixels per display inch. Galaxy A51 5G and Xiaomi Poco X2 both have incredibly similar processing units, they have 6 GB of RAM and the same number of cores.
The Samsung Galaxy A51 5G has a much bigger storage capacity for games and applications than Xiaomi Poco X2, because it has a SD memory card expansion slot that allows up to 1000 GB and 64 GB more internal memory. Xiaomi Poco X2 shoots just a bit better videos and photos than Galaxy A51 5G, and although they both have the same 30 fps video frame rate and the same video definition, the Xiaomi Poco X2 also has a larger aperture to take better photos and videos in low-light environments, a lot better resolution camera and a larger camera sensor taking higher quality photos.
Xiaomi Poco X2 has a battery duration that is very similar to the Galaxy A51 5G one.
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