Compare phones
| Global Score | |
| 81.7 | 78 |
| Basic Information | |
| Samsung | Xiaomi |
| 2017-04-21 | 2018-07-27 |
| 5.86 x 2.68 x 0.31 inches | 6.25 x 2.97 x 0.29 inches |
| 5.47 ounces | 5.93 ounces |
| Arctic silver, Burgundy red, Coral blue, Maple gold, Midnight black, Orchid gray and Rose pink | Black, Blue, Gold, Pink and Red |
| Aluminum and Glass (Corning Gorilla Glass 5) | Aluminum |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 173.00 | -- |
| Display / Screen | |
| 5.8 inches | 6 inches |
| 2960 x 1440 pixels | 2160 x 1080 pixels |
| Super AMOLED | IPS LCD |
| 568 pixels per inch | 402 pixels per inch |
| No touch screen | No touch screen |
| 8.9 | 8.1 |
| Performance | |
| Qualcomm Snapdragon 835 MSM8998 chipset | Qualcomm Snapdragon 660 SDM660 chipset |
| Kryo 280, 64-bit, 10 nm (Octa-Core 2350 MHz) processor | Kryo 260, 64-bit, 14 nm (Octa-Core 2200 MHz) processor |
| 4 GB RAM | 6 GB RAM |
| Adreno 540 GPU | Adreno 512 GPU |
| 9.27 | 9.27 |
| 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 | |
| 12.00 MP + 8.00 MP | 12.00 MP + 20.00 MP |
| f/1.70 aperture | f/1.80 aperture |
| 26.00mm focal length | -- |
| 0.39 inches (1/2.55") sensor | 0.34 inches (1/2.9") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1280 x 720 (240 fps) (HD) slow motion video | 1280 x 720 (120 fps) (HD) slow motion video |
| 9.79 | 9.79 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G), HSPA and HSUPA |
| Nano SIM | Nano SIM, Dual SIM |
| 6.7 | 6.3 |
| Battery Life | |
| 3000mAh Li - Ion Battery | 3010mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 4.96 | 4.96 |
| Other Features | |
| Bluetooth 5.0, EDR | Bluetooth 5.0 |
| GPS | GPS |
| 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
Galaxy S8 has an overall score of 81.7, which is just a bit better than Xiaomi Mi A2's 78 overall score. The Galaxy S8 design is just a little lighter than the Xiaomi Mi A2, although it is just a bit thicker and was released just 15 months before. Xiaomi Mi A2 has a CPU that's very similar to the processing unit in Samsung Galaxy S8, and although the Xiaomi Mi A2 has a larger amount of RAM memory, they both have 8 cores.
The Galaxy S8 counts with a bit sharper display than Xiaomi Mi A2, because although it has a little smaller display, it also counts with a better resolution of 1440 x 2960px and a better display density. The Xiaomi Mi A2 has a camera that is just as good as the Galaxy S8 one, and although the Xiaomi Mi A2 has a tinier aperture and a tinier back camera sensor taking less light and washed colors, they both have the same 3840x2160 (4K) video quality, the same resolution camera in the back and the same 30 frames per second video frame rate.
Galaxy S8 counts with slightly more storage capacity for apps and games than Xiaomi Mi A2, because although it has just 64 GB internal memory capacity, it also counts with a slot for an SD memory card that admits a maximum of 256 GB. The Xiaomi Mi A2's battery lifetime is very similar to the Galaxy S8 one, although the Xiaomi Mi A2 also has a 3010mAh battery capacity against 3000mAh.
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