Compare phones
| Global Score | |
| 79.6 | 81.6 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 11, 10, 9.0 Pie | Android 10 |
| 2019-04-10 | 2020-09-08 |
| 5.69 x 2.72 x 0.31 inches | 6.51 x 3.02 x 0.37 inches |
| 4.94 ounces | 7.58 ounces |
| Black, Blue, Coral and White | Cobalt blue and Shadow gray |
| Plastic and Plastic | Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 5.9 inches | 6.7 inches |
| 2340 x 1080 pixels | 2400 x 1080 pixels |
| Super AMOLED | IPS LCD |
| 437 pixels per inch | 393 pixels per inch |
| -- | 450 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.2 | 8.4 |
| Performance | |
| Exynos 7904 chipset | Qualcomm Snapdragon 732G SM7150-AC chipset |
| ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 1800 MHz) processor | Kryo 470, 64-bit, 8 nm (Octa-Core 2300 MHz) processor |
| 4 GB RAM | 6 GB RAM |
| Mali-G71 MP2 GPU | Adreno 618 GPU |
| 8.91 | 9.36 |
| Storage | |
| 64 GB internal memory | 64 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | microSDXC (up to 256 GB) external memory slot |
| 11.74 | 10.78 |
| Camera | |
| 16.00 MP + 25.00 MP | 64.00 MP + 20.00 MP |
| f/1.70 aperture | f/1.90 aperture |
| 27.00mm focal length | -- |
| 0.36 inches (1/2.8") 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 |
| 9.46 | 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 | |
| 3100mAh Li - Polymer Battery | 5160mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.12 | 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
The Xiaomi Poco X3 NFC has a general score of 81.6, which is a little bit better than Galaxy A40's 79.6 score. Both phones in this comparison use Android OS, but Xiaomi Poco X3 NFC has 10 version and Galaxy A40 has Android 11. The Xiaomi Poco X3 NFC construction is newer than Galaxy A40's, although it's way heavier and thicker.
The Xiaomi Poco X3 NFC has just a bit better display than Galaxy A40, because although it has a just a little lower screen density, it also counts with a bit higher resolution of 1080 x 2400 and a bit larger display. Samsung Galaxy A40 has a slightly better storage capacity for games and applications than Xiaomi Poco X3 NFC, and although they both have equal internal memory capacity, the Samsung Galaxy A40 also has a slot for an SD memory card that holds a maximum of 512 GB.
Xiaomi Poco X3 NFC features a bit more powerful processing unit than Samsung Galaxy A40, and although they both have 8 processing cores, the Xiaomi Poco X3 NFC also has more RAM memory. Xiaomi Poco X3 NFC has a way better camera than Galaxy A40, because although it has a tinier aperture, it also counts with a back camera with lot more mega pixels, a much bigger sensor capturing more light and vivid colors and a way higher (4K) video resolution.
Xiaomi Poco X3 NFC features a superior battery lifetime than Galaxy A40, because it has 5160mAh of battery capacity.
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