Compare phones
| Global Score | |
| 79.2 | 83.2 |
| Basic Information | |
| Samsung | Xiaomi |
| 2018-01-06 | 2019-03-06 |
| 5.87 x 2.78 x 0.33 inches | 6.20 x 2.94 x 0.30 inches |
| 6.07 ounces | 6.10 ounces |
| Black, Blue, Gold and Orchid grey | Black, Blue and Purple |
| Aluminum and Glass (Corning Gorilla Glass 5) | Glass (Corning Gorilla Glass 5) and Metal |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 5.6 inches | 6.4 inches |
| 2220 x 1080 pixels | 2340 x 1080 pixels |
| Super AMOLED | AMOLED |
| 441 pixels per inch | 403 pixels per inch |
| -- | 600 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.3 | 8.6 |
| Performance | |
| Samsung Exynos 5 Octa 7885 chipset | Qualcomm Snapdragon 855 chipset |
| ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 2200 MHz) processor | Kryo 485, 64-bit, 7 nm (Octa-Core 2840 MHz) processor |
| 4 GB RAM | 6 GB RAM |
| Mali-G71 GPU | Adreno 640 GPU |
| 9.18 | 9.63 |
| 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 | 48.00 MP + 20.00 MP |
| f/1.70 aperture | f/1.80 aperture |
| -- | 26.00mm focal length |
| -- | 0.5 inches (1/2") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 3840 x 2160 (60 fps) (4K) video resolution |
| -- | 1920 x 1080 (960 fps) (Full HD) slow motion video |
| 9.24 | 12.1 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA and HSUPA | LTE-A (4G), LTE (4G), HSPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.3 | 6.3 |
| Battery Life | |
| 3000mAh Li - Polymer Battery | 3300mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 4.96 | 5.28 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| -- | Infra-red port |
| 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 9 is a bit better than Samsung Galaxy A8 (2018), getting an 83.2 score against 79.2. Xiaomi Mi 9's body is newer and just a little bit thinner than Samsung Galaxy A8 (2018)'s, but it's also just a bit heavier. Xiaomi Mi 9 features just a bit better processing power than Samsung Galaxy A8 (2018), and although they both have a Octa-Core processor, the Xiaomi Mi 9 also has a greater amount of RAM.
The Xiaomi Mi 9 features a little sharper screen than Samsung Galaxy A8 (2018), because although it has a bit lower screen density, it also counts with a little higher resolution of 1080 x 2340 and a quite bigger display. Galaxy A8 (2018) counts with a bit more storage for games and applications than Xiaomi Mi 9, because although it has only 64 GB internal storage capacity, it also counts with an external SD slot that holds up to 256 GB.
The Xiaomi Mi 9 features a bit superior battery duration than Samsung Galaxy A8 (2018), because it has a 3300mAh battery capacity instead of 3000mAh. Xiaomi Mi 9 captures way better videos and photos than Galaxy A8 (2018), because although it has a smaller aperture which is not nice for capturing photos and/or video in poorly lited situations, it also counts with a way better 3840x2160 (4K) video quality and a way more mega-pixels camera in the back.
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