Compare phones
| Global Score | |
| 71.6 | 79.6 |
| Basic Information | |
| Xiaomi | Samsung |
| Android 4.4.2, 4.2.1 | Android 11, 10, 9.0 Pie |
| 0000-00-00 | 2019-04-10 |
| 5.67 x 2.90 x 0.32 inches | 5.69 x 2.72 x 0.31 inches |
| 5.11 ounces | 4.94 ounces |
| Black | Black, Blue, Coral and White |
| -- | Plastic and Plastic |
| -- | Scratch-Resistant Glass |
| $ 300.00 | -- |
| Display / Screen | |
| 5 inches | 5.9 inches |
| 1080 x 1920 pixels (Full HD) | 2340 x 1080 pixels |
| IPS LCD | Super AMOLED |
| 441 pixels per inch | 437 pixels per inch |
| Capacitive, Multi-touch | No touch screen |
| 9.1 | 8.2 |
| Performance | |
| Qualcomm Snapdragon 800 8974-AB chipset | Exynos 7904 chipset |
| Krait 400 (Quad-Core 2360 MHz) processor | ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 1800 MHz) processor |
| 2 GB (933 MHz) RAM | 4 GB RAM |
| Adreno 330 (450 MHz) GPU | Mali-G71 MP2 GPU |
| 9.27 | 8.91 |
| Storage | |
| 64 GB internal memory | 64 GB internal memory |
| No SD card slot | microSDXC (up to 512 GB) external memory slot |
| 7.7 | 11.74 |
| Camera | |
| 13.00 MP + 2.00 MP | 16.00 MP + 25.00 MP |
| f/2.20 aperture | f/1.70 aperture |
| -- | 27.00mm focal length |
| -- | 0.36 inches (1/2.8") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 8.91 | 9.46 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| HSPA+ (4G), HSDPA, HSUPA, UMTS, EDGE, GPRS and GSM | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| SIM | Nano SIM, Dual SIM |
| 4.6 | 6.7 |
| Battery Life | |
| 3050mAh Li-Ion Battery | 3100mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.04 | 5.12 |
| Other Features | |
| Bluetooth 4.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| -- | Fingerprint ID Scanner |
| Accelerometer, Compass, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Comparison review
The Samsung Galaxy A40 has a general score of 79.6, which is better than the Xiaomi Mi-3's 71.6 overall score. The Samsung Galaxy A40 is a just a little lighter and just a little thinner cellphone than the Xiaomi Mi-3. Both of these phones come with Android OS (Operating System), but the Samsung Galaxy A40 has 11 version and Xiaomi Mi-3 has Android 4.4.2 version.
The Xiaomi Mi-3 has a bit more powerful processor than Galaxy A40, because although it has a smaller amount of RAM memory and a lower number of cores , it also counts with an extra graphics co-processor. The Xiaomi Mi-3 has a better looking screen than Samsung Galaxy A40, because although it has a little smaller display and a bit worse 1920 x 1080px resolution, it also counts with a just a little more pixels per inch in the screen.
The Samsung Galaxy A40 counts with a slightly better camera than Xiaomi Mi-3, and although they both have the same 30 fps video frame rate and the same 1920x1080 video resolution, the Samsung Galaxy A40 also has a way larger aperture to take better low light images and videos and a higher resolution camera in the back.
The Galaxy A40 features a much greater storage capacity for applications and games than Xiaomi Mi-3, and although they both have exactly the same 64 GB internal memory capacity, the Galaxy A40 also has a SD extension slot that supports up to 512 GB. Galaxy A40 has a bit superior battery performance than Xiaomi Mi-3, because it has 3100mAh of battery capacity instead of 3050mAh.
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