Compare phones
| Global Score | |
| 89 | 79.6 |
| Basic Information | |
| Xiaomi | Samsung |
| Android 11 | Android 11, 10, 9.0 Pie |
| 2021-08-10 | 2019-04-10 |
| 6.40 x 2.97 x 0.31 inches | 5.69 x 2.72 x 0.31 inches |
| 7.94 ounces | 4.94 ounces |
| Ceramic Black, Ceramic White and Shadow Gray | Black, Blue, Coral and White |
| Aluminum and Ceramic | 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 |
| AMOLED | Super AMOLED |
| 393 pixels per inch | 437 pixels per inch |
| No touch screen | No touch screen |
| 8.1 | 8.2 |
| Performance | |
| Qualcomm Snapdragon 888+ SM8350-AC chipset | Exynos 7904 chipset |
| Kryo 680 Prime, 64-bit, 5 nm (Octa-Core 3000 MHz) processor | ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 1800 MHz) processor |
| 8 GB RAM | 4 GB RAM |
| Adreno 660 GPU | Mali-G71 MP2 GPU |
| 9.72 | 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 | |
| 108.00 MP + 20.00 MP | 16.00 MP + 25.00 MP |
| f/1.90 aperture | f/1.70 aperture |
| 24.00mm focal length | 27.00mm focal length |
| 0.75 inches (1/1.33") sensor | 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 (480 fps) (Full HD) slow motion video | -- |
| 13.75 | 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 Li - Ion Battery | 3100mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 6.32 | 5.12 |
| Other Features | |
| Bluetooth 5.2 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Comparison review
Xiaomi Mi Mix 4 is much better than Galaxy A40, with an 89 score against 79.6. These phones work with the same Android 11 operating system, so both should give you all the same OS features. The Xiaomi Mi Mix 4 is a extremely heavier phone than the Galaxy A40, but both of them are equally thin. The Samsung Galaxy A40 counts with a little more vivid screen than Xiaomi Mi Mix 4, because although it has a little bit worse resolution of 1080 x 2340 and a little smaller display, it also counts with a just a little greater screen pixel density.
Xiaomi Mi Mix 4 counts with a bit more powerful CPU than Galaxy A40, and although they both have the same number of cores, the Xiaomi Mi Mix 4 also has a higher amount of RAM. Xiaomi Mi Mix 4 features a very superior camera than Galaxy A40, because although it has a smaller camera aperture, it also counts with a lot larger sensor capturing way higher quality photographs and videos, a lot higher 108 MP resolution back-facing camera and a much higher video resolution.
The Galaxy A40 counts with a quite bigger memory to install applications and games or saving photos and videos than Xiaomi Mi Mix 4, because although it has 0 less internal storage capacity, it also counts with a SD memory card expansion slot that holds up to 512 GB. The Xiaomi Mi Mix 4 has a much longer battery performance than Galaxy A40, because it has 4500mAh of battery capacity.
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