Compare phones
| Global Score | |
| 77.8 | 79.6 |
| Basic Information | |
| Xiaomi | Samsung |
| Android 11 | Android 11, 10, 9.0 Pie |
| 2022-03-15 | 2019-04-10 |
| 6.01 x 2.75 x 0.32 inches | 5.69 x 2.72 x 0.31 inches |
| 6.21 ounces | 4.94 ounces |
| Blue, Grey and Purple | Black, Blue, Coral and White |
| Aluminum and Glass | Plastic and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 6.3 inches | 5.9 inches |
| 2400 x 1080 pixels | 2340 x 1080 pixels |
| AMOLED | Super AMOLED |
| 418 pixels per inch | 437 pixels per inch |
| 1100 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 8.9 | 8.2 |
| Performance | |
| Qualcomm Snapdragon 870 SM8250-AC (7 nm) chipset | Exynos 7904 chipset |
| processor | ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 1800 MHz) processor |
| 8 GB RAM | 4 GB RAM |
| Adreno 650 GPU | Mali-G71 MP2 GPU |
| 6.21 | 8.91 |
| Storage | |
| 128 GB internal memory | 64 GB internal memory |
| No SD card slot | microSDXC (up to 512 GB) external memory slot |
| 10.1 | 11.74 |
| Camera | |
| 50.00 MP + 32.00 MP | 16.00 MP + 25.00 MP |
| f/1.90 aperture | f/1.70 aperture |
| 50.00mm focal length | 27.00mm focal length |
| -- | 0.36 inches (1/2.8") sensor |
| 7680 x 4320 (24 fps) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 1920 x 1080 (960 fps) (Full HD) slow motion video | -- |
| 11.88 | 9.46 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 10.6 | 6.7 |
| Battery Life | |
| 4500mAh Battery | 3100mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.32 | 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 |
Comparison review
The Galaxy A40 has a global score of 79.6, which is a little bit better than the Xiaomi 12X's 77.8 global score. Both of these phones have the same Android 11 OS (operating system). The Galaxy A40 design is a bit thinner and much lighter than the Xiaomi 12X, despite of the fact that it was released 3 years before.
The Samsung Galaxy A40 has a much more powerful processing unit than Xiaomi 12X, although it has a lower amount of RAM memory, they both have 8 CPU cores. Xiaomi 12X features a slightly better looking display than Galaxy A40, because although it has a little bit lower pixels density, it also counts with a quite larger display and a little bit higher resolution of 1080 x 2400px.
The Xiaomi 12X counts with a much better camera than Galaxy A40, because although it has a smaller aperture, it also counts with a back camera with a much higher resolution and a lot higher 7680x4320 video definition. The Samsung Galaxy A40 counts with a greater storage capacity to install games and applications than Xiaomi 12X, because although it has less internal memory, it also counts with an external SD slot that allows a maximum of 512 GB.
Xiaomi 12X counts with a much better battery lifetime than Samsung Galaxy A40, because it has a 4500mAh battery size instead of 3100mAh.
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