Compare phones
| Global Score | |
| 79.2 | 89 |
| Basic Information | |
| Samsung | Xiaomi |
| -- | Android 11 |
| 2018-01-06 | 2021-08-10 |
| 5.87 x 2.78 x 0.33 inches | 6.40 x 2.97 x 0.31 inches |
| 6.07 ounces | 7.94 ounces |
| Black, Blue, Gold and Orchid grey | Ceramic Black, Ceramic White and Shadow Gray |
| Aluminum and Glass (Corning Gorilla Glass 5) | Aluminum and Ceramic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 5.6 inches | 6.7 inches |
| 2220 x 1080 pixels | 2400 x 1080 pixels |
| Super AMOLED | AMOLED |
| 441 pixels per inch | 393 pixels per inch |
| No touch screen | No touch screen |
| 8.3 | 8.1 |
| Performance | |
| Samsung Exynos 5 Octa 7885 chipset | Qualcomm Snapdragon 888+ SM8350-AC chipset |
| ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 2200 MHz) processor | Kryo 680 Prime, 64-bit, 5 nm (Octa-Core 3000 MHz) processor |
| 4 GB RAM | 8 GB RAM |
| Mali-G71 GPU | Adreno 660 GPU |
| 9.18 | 9.72 |
| Storage | |
| 64 GB internal memory | 128 GB internal memory |
| microSDXC (up to 256 GB) external memory slot | No SD card slot |
| 10.78 | 10.1 |
| Camera | |
| 16.00 MP + 16.00 MP | 108.00 MP + 20.00 MP |
| f/1.70 aperture | f/1.90 aperture |
| -- | 24.00mm focal length |
| -- | 0.75 inches (1/1.33") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 7680 x 4320 (24 fps) video resolution |
| -- | 1920 x 1080 (480 fps) (Full HD) slow motion video |
| 9.24 | 13.75 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA and HSUPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.3 | 10.6 |
| Battery Life | |
| 3000mAh Li - Polymer Battery | 4500mAh Li - Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 4.96 | 6.32 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.2 |
| GPS | GPS |
| NFC | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | -- |
Comparison review
The Xiaomi Mi Mix 4 is much better than the Galaxy A8 (2018), getting a global score of 89 against 79.2. Even though the Xiaomi Mi Mix 4 is incredibly heavier than the Galaxy A8 (2018), it's a little thinner and extremely newer. The Galaxy A8 (2018) counts with a little sharper screen than Xiaomi Mi Mix 4, because although it has a quite smaller display and a little bit worse resolution of 1080 x 2220 pixels, it also counts with a just a little better display density.
The Xiaomi Mi Mix 4 features a bit better processor than Galaxy A8 (2018), and although they both have 8 cores, the Xiaomi Mi Mix 4 also has 4 GB more RAM memory. The Xiaomi Mi Mix 4 has a greater camera than Samsung Galaxy A8 (2018), because although it has a tinier camera aperture which is not nice for taking photos or video in low-light environments, it also counts with a way higher 108 megapixels resolution back facing camera and a much better video resolution.
The Samsung Galaxy A8 (2018) features just a bit more memory capacity for apps and games than Xiaomi Mi Mix 4, because although it has 0 less internal memory, it also counts with a slot for SD memory cards that allows up to 256 GB. Xiaomi Mi Mix 4 counts with a superior battery lifetime than Samsung Galaxy A8 (2018), because it has a 50 percent bigger battery size.
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