Compare phones
| Global Score | |
| 85.5 | 81.6 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 11, 10 | Android 10 |
| 2019-12-27 | 2020-09-08 |
| 6.24 x 2.90 x 0.31 inches | 6.51 x 3.02 x 0.37 inches |
| 6.07 ounces | 7.58 ounces |
| Prism Crush black, Prism Crush blue, Prism Crush pink and Prism Crush white | Cobalt blue and Shadow gray |
| Plastic and Plastic | Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 282.00 | -- |
| 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 |
| -- | 450 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.1 | 8.4 |
| Performance | |
| Samsung Exynos 9611 chipset | Qualcomm Snapdragon 732G SM7150-AC chipset |
| ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor | Kryo 470, 64-bit, 8 nm (Octa-Core 2300 MHz) processor |
| 4 GB RAM | 6 GB RAM |
| Mali-G72 MP3 GPU | Adreno 618 GPU |
| 9.27 | 9.36 |
| Storage | |
| 128 GB internal memory | 64 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | microSDXC (up to 256 GB) external memory slot |
| 14.14 | 10.78 |
| 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 | -- |
| 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 (240 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 |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM |
| 6.7 | 6.7 |
| Battery Life | |
| 4000mAh Li - Polymer Battery | 5160mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.92 | 6.88 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.1 |
| GPS | GPS |
| NFC | 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
Galaxy A51 is a little bit better than the Xiaomi Poco X3 NFC, with a general score of 85.5 against 81.6. Galaxy A51's design is somewhat lighter and thinner than the Xiaomi Poco X3 NFC, even though they were released only a couple of months apart. Both phones in this review have Android OS, but Galaxy A51 has newer 11 version and Xiaomi Poco X3 NFC has Android 10 version, counting with some nice extra features.
The Xiaomi Poco X3 NFC features a little faster CPU than Samsung Galaxy A51, and although they both have 8 CPU cores, the Xiaomi Poco X3 NFC also has a larger amount of RAM. The Xiaomi Poco X3 NFC features a little more vivid display than Galaxy A51, because although it has a just a bit less pixels per inch in the screen, and they both have the same exact resolution of 1080 x 2400, the Xiaomi Poco X3 NFC also counts with a little bit bigger display.
The Samsung Galaxy A51 has a very superior storage capacity to store more games and applications than Xiaomi Poco X3 NFC, because it has an external SD slot that supports a maximum of 512 GB and 128 GB internal memory capacity. Xiaomi Poco X3 NFC features a bit better camera than Galaxy A51, and although they both have the same video frame rate and the same (4K) video quality, the Xiaomi Poco X3 NFC also has a larger camera aperture to take better images and videos in low-light environments, a bigger sensor taking higher quality videos and pictures and a back camera with a way better 64 MP resolution.
Xiaomi Poco X3 NFC features superior battery duration than Samsung Galaxy A51, because it has a 29 percent larger battery size.
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