Compare phones
| Global Score | |
| 81.6 | 79.6 |
| Basic Information | |
| Xiaomi | Samsung |
| Android 10 | Android 11, 10, 9.0 Pie |
| 2020-09-08 | 2019-04-10 |
| 6.51 x 3.02 x 0.37 inches | 5.69 x 2.72 x 0.31 inches |
| 7.58 ounces | 4.94 ounces |
| Cobalt blue and Shadow gray | Black, Blue, Coral and White |
| Plastic | Plastic and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 6.7 inches | 5.9 inches |
| 2400 x 1080 pixels | 2340 x 1080 pixels |
| IPS LCD | Super AMOLED |
| 393 pixels per inch | 437 pixels per inch |
| 450 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 8.4 | 8.2 |
| Performance | |
| Qualcomm Snapdragon 732G SM7150-AC chipset | Exynos 7904 chipset |
| Kryo 470, 64-bit, 8 nm (Octa-Core 2300 MHz) processor | ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 1800 MHz) processor |
| 6 GB RAM | 4 GB RAM |
| Adreno 618 GPU | Mali-G71 MP2 GPU |
| 9.36 | 8.91 |
| Storage | |
| 64 GB internal memory | 64 GB internal memory |
| microSDXC (up to 256 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 10.78 | 11.74 |
| Camera | |
| 64.00 MP + 20.00 MP | 16.00 MP + 25.00 MP |
| f/1.90 aperture | f/1.70 aperture |
| -- | 27.00mm focal length |
| 0.59 inches (1/1.7") sensor | 0.36 inches (1/2.8") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 1280 x 720 (960 fps) (HD) slow motion video | -- |
| 12.1 | 9.46 |
| 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, Dual SIM |
| 6.7 | 6.7 |
| Battery Life | |
| 5160mAh Li - Polymer Battery | 3100mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.88 | 5.12 |
| Other Features | |
| Bluetooth 5.1 | Bluetooth 5.0 |
| 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
Xiaomi Poco X3 NFC is slightly better than Galaxy A40, with an 81.6 score against 79.6. The Xiaomi Poco X3 NFC design is newer than Galaxy A40's, but it's thicker and noticeably heavier. Both of these phones work with Android OS (Operating System), but the Xiaomi Poco X3 NFC has 10 version while Galaxy A40 has Android 11 version.
The Xiaomi Poco X3 NFC features a little bit better looking screen than Samsung Galaxy A40, because although it has a just a bit less pixels per inch in the display, it also counts with a little bit bigger screen and a quite better resolution of 1080 x 2400. Xiaomi Poco X3 NFC has a bit faster processor than Galaxy A40, and although they both have 8 cores, the Xiaomi Poco X3 NFC also has more RAM memory.
The Xiaomi Poco X3 NFC features a greater camera than Galaxy A40, because although it has a smaller aperture, it also counts with a camera with lot more mega pixels, a lot bigger sensor and a way higher 3840x2160 video resolution. Samsung Galaxy A40 features just a bit more memory capacity to install applications and games than Xiaomi Poco X3 NFC, and although they both have exactly the same 64 GB internal storage, the Samsung Galaxy A40 also has a slot for an external memory card that holds a maximum of 512 GB.
Xiaomi Poco X3 NFC features a really longer battery lifetime than Galaxy A40, because it has a 5160mAh battery size against 3100mAh.
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