Compare phones
| Global Score | |
| 83.3 | 79.6 |
| Basic Information | |
| Xiaomi | Samsung |
| Android 10, 9.0 Pie, 8.0 Oreo | -- |
| 2018-06-05 | 2019-03-02 |
| 6.10 x 2.94 x 0.30 inches | 6.24 x 2.94 x 0.30 inches |
| 6.17 ounces | 5.82 ounces |
| Black, Blue, Gold and White | Black, Blue and White |
| Glass (Corning Gorilla Glass 5) | Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 6.2 inches | 6.4 inches |
| 2248 x 1080 pixels | 2340 x 1080 pixels |
| AMOLED | Super AMOLED |
| 402 pixels per inch | 403 pixels per inch |
| 600 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 8.6 | 8 |
| Performance | |
| Qualcomm Snapdragon 845 SDM845 chipset | Samsung Exynos 7 Octa 7904 chipset |
| Kryo 385, 64-bit, 10 nm (Octa-Core 2800 MHz) processor | ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 1800 MHz) processor |
| 6 GB RAM | 4 GB RAM |
| Adreno 630 GPU | Mali-G71 MP2 GPU |
| 9.63 | 8.91 |
| Storage | |
| 256 GB internal memory | 64 GB internal memory |
| No SD card slot | microSDXC (up to 512 GB) external memory slot |
| 13.3 | 11.74 |
| Camera | |
| 12.00 MP + 20.00 MP | 16.00 MP + 16.00 MP |
| f/1.80 aperture | f/1.70 aperture |
| 56.00mm focal length | 27.00mm focal length |
| 0.39 inches (1/2.55") sensor | 0.36 inches (1/2.8") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 1280 x 720 (960 fps) (HD) slow motion video | -- |
| 9.9 | 9.46 |
| 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+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.7 | 6.7 |
| Battery Life | |
| 3400mAh Li - Polymer Battery | 4000mAh Li - Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.36 | 5.92 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| 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 8 has an overall score of 83.3, which is just a bit better than the Samsung Galaxy A30's score of 79.6. Xiaomi Mi 8's design has the same thickness than Samsung Galaxy A30, but it's just a little heavier. Xiaomi Mi 8 has a bit sharper screen than Galaxy A30, although it has a quite lower resolution of 1080 x 2248 pixels, a little smaller screen and a just a little lower pixel density.
The Xiaomi Mi 8 features a bit superior CPU than Galaxy A30, and although they both have 8 cores, the Xiaomi Mi 8 also has 2 GB more RAM memory. The Xiaomi Mi 8 counts with a greater storage capacity for apps and games than Samsung Galaxy A30, because although it has no slot for an SD memory card, it also counts with 256 GB internal storage capacity.
The Samsung Galaxy A30 features better battery life than Xiaomi Mi 8, because it has an 18% larger battery size. Xiaomi Mi 8 has a little bit better camera than Galaxy A30, because although it has a tinier camera aperture which is not recommended for taking photos or videos in low light situations and a back-facing camera with much less mega-pixels, it also counts with a bigger sensor providing a better image quality and a lot better 3840x2160 video quality.
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