Compare phones
| Global Score | |
| 76.7 | 86.6 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 10, 8.0 Oreo | Android 10 |
| 2018-06-28 | 2020-05-08 |
| 6.27 x 2.98 x 0.32 inches | 6.64 x 3.04 x 0.41 inches |
| 6.24 ounces | 7.83 ounces |
| Black, Blue, Gold and Pink | Armor gray, Lightning black and Star silver |
| Plastic | Aluminum and Aluminum |
| Display / Screen | |
| 6 inches | 6.7 inches |
| 1480 x 720 pixels | 2400 x 1080 pixels |
| Super AMOLED | OLED |
| 274 pixels per inch | 393 pixels per inch |
| No touch screen | No touch screen |
| 7.2 | 8.1 |
| Performance | |
| Qualcomm Snapdragon 450 SDM450 chipset | Qualcomm Snapdragon 865 SM8250 chipset |
| ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 1800 MHz) processor | Kryo 585, 64-bit, 7 nm (Octa-Core 2840 MHz) processor |
| 4 GB RAM | 8 GB RAM |
| Adreno 506 GPU | Adreno 650 GPU |
| 8.91 | 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 | 64.00 MP + 20.00 MP |
| f/1.70 aperture | f/1.80 aperture |
| 26.00mm focal length | 26.00mm focal length |
| 0.36 inches (1/2.8") sensor | 0.59 inches (1/1.7") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 3840 x 2160 (60 fps) (4K) video resolution |
| -- | 1920 x 1080 (240 fps) (Full HD) slow motion video |
| 9.46 | 12.43 |
| 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), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.3 | 10.7 |
| Battery Life | |
| 3500mAh Battery | 4720mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.44 | 6.56 |
| Other Features | |
| Bluetooth 4.2 | Bluetooth 5.0 |
| GPS | GPS |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | -- |
Comparison review
Xiaomi Black Shark 3 has a general score of 86.6, which is better than the Galaxy J8's 76.7 general score. Xiaomi Black Shark 3's construction is newer than the Galaxy J8's, but it's much heavier and a lot thicker. Both of these devices include the same Android 10 OS (operating system), so you shouldn't notice any differences regarding OS features.
Xiaomi Black Shark 3 has a much better display than Galaxy J8, because it has a better pixels density, a little bigger screen and a way higher resolution of 1080 x 2400px. The Samsung Galaxy J8 has a slightly better storage capacity for apps and games than Xiaomi Black Shark 3, because although it has less internal memory capacity, it also counts with an external memory slot that holds a maximum of 256 GB.
Xiaomi Black Shark 3 has just a little better hardware performance than Galaxy J8, and although they both have 8 CPU cores, the Xiaomi Black Shark 3 also has a higher amount of RAM. Xiaomi Black Shark 3 features a much longer battery duration than Samsung Galaxy J8, because it has a 35 percent greater battery size.
Xiaomi Black Shark 3 has a much better camera than Samsung Galaxy J8, because although it has a tinier diafragm aperture which is not good for low-light captures and videos, it also counts with a much larger sensor capturing much better quality photographs and videos, a much better resolution back facing camera and a much higher 3840x2160 (4K) video definition.
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