Compare phones
| Global Score | |
| 81.4 | 79.6 |
| Basic Information | |
| Xiaomi | Samsung |
| Android 9.0 Pie | Android 11, 10, 9.0 Pie |
| 2019-04-15 | 2019-04-10 |
| 5.81 x 2.78 x 0.29 inches | 5.69 x 2.72 x 0.31 inches |
| 5.47 ounces | 4.94 ounces |
| 16 777 216 | Black, Blue, Coral and White |
| -- | Plastic and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 6 inches | 5.9 inches |
| 2340 x 1080 pixels | 2340 x 1080 pixels |
| AMOLED | Super AMOLED |
| 430 pixels per inch | 437 pixels per inch |
| 600 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 8.7 | 8.2 |
| Performance | |
| Qualcomm Snapdragon 712 SDM712 chipset | Exynos 7904 chipset |
| Kryo 360, 64-bit, 10 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 616 GPU | Mali-G71 MP2 GPU |
| 9.36 | 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 | |
| 48.00 MP + 20.00 MP | 16.00 MP + 25.00 MP |
| f/1.80 aperture | f/1.70 aperture |
| 26.00mm focal length | 27.00mm focal length |
| 0.5 inches (1/2") 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 | -- |
| 11.66 | 9.46 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.3 | 6.7 |
| Battery Life | |
| 3070mAh Battery | 3100mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.04 | 5.12 |
| Other Features | |
| Bluetooth 5.0 | 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 Xiaomi Mi 9 SE has a general score of 81.4, which is slightly better than Samsung Galaxy A40's 79.6 global score. Although Xiaomi Mi 9 SE and Samsung Galaxy A40 were released only a few months apart, Xiaomi Mi 9 SE's body is a bit heavier but also a little bit thinner. These devices come with Android operating system, but the Xiaomi Mi 9 SE has newer 9.0 Pie version and Samsung Galaxy A40 has Android 11.
The Xiaomi Mi 9 SE has just a bit better processing power than Samsung Galaxy A40, and although they both have the same number of cores, the Xiaomi Mi 9 SE also has a larger amount of RAM. The Xiaomi Mi 9 SE counts with a little sharper screen than Samsung Galaxy A40, because although it has a little worse pixel count per inch in the display, and they both have exactly the same 1080 x 2340 resolution, the Xiaomi Mi 9 SE also counts with a quite bigger display.
Xiaomi Mi 9 SE counts with a greater camera than Samsung Galaxy A40, because although it has a tinier camera aperture, it also counts with a camera with way more megapixels, a way better 3840x2160 video quality and a lot bigger camera sensor taking way better quality photographs and videos. Samsung Galaxy A40 counts with a greater memory for applications, games, photos and videos than Xiaomi Mi 9 SE, because although it has 0 less internal storage capacity, it also counts with an external memory card slot that admits a maximum of 512 GB.
The Samsung Galaxy A40 counts with a bit superior battery performance than Xiaomi Mi 9 SE, because it has a 3100mAh battery capacity against 3070mAh.
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