Compare phones
| Global Score | |
| 72.7 | 80.4 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 8.0 Oreo | Android 9.0 Pie, 8.1 Oreo |
| 2018-06-29 | 2018-04-20 |
| 6.03 x 3.00 x 0.34 inches | 6.36 x 2.97 x 0.36 inches |
| 6.38 ounces | 6.70 ounces |
| 16 777 216 | Black, Blue and Gray |
| Scratch-Resistant Glass | -- |
| Display / Screen | |
| 5.5 inches | 6 inches |
| 1280 x 720 pixels (HD) | 2160 x 1080 pixels |
| TFT | IPS LCD |
| 267 pixels per inch | 402 pixels per inch |
| -- | 550 cd/m2 brightness |
| No touch screen | No touch screen |
| 7.1 | 8.5 |
| Performance | |
| Samsung Exynos 7 Octa 7884 chipset | Qualcomm Snapdragon 845 SDM845 chipset |
| ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 1600 MHz) processor | Kryo 385, 64-bit, 10 nm (Octa-Core 2800 MHz) processor |
| 2 GB RAM | 8 GB RAM |
| Mali-T830 MP1 GPU | Adreno 630 GPU |
| 8.73 | 9.63 |
| Storage | |
| 32 GB internal memory | 128 GB internal memory |
| microSDXC (up to 400 GB) external memory slot | No SD card slot |
| 9.44 | 10.1 |
| Camera | |
| 13.00 MP + 13.00 MP | 12.00 MP + 20.00 MP |
| f/1.70 aperture | f/1.80 aperture |
| 28.00mm focal length | -- |
| 0.33 inches (1/3.06") sensor | 0.34 inches (1/2.9") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| -- | 1280 x 720 (120 fps) (HD) slow motion video |
| 9.13 | 9.79 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM, Dual SIM |
| 6.3 | 6.7 |
| Battery Life | |
| 3300mAh Li - Polymer Battery | 4000mAh Li - Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.28 | 5.92 |
| Other Features | |
| Bluetooth 4.2 | Bluetooth 5.0 |
| GPS | GPS |
| -- | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Comparison review
The Xiaomi Black Shark is much better than the Samsung Galaxy J7 Refine, with a global score of 80.4 against 72.7. Both of these devices have Android operating system, but Xiaomi Black Shark has 9.0 Pie version while Samsung Galaxy J7 Refine has Android 8.0 Oreo, so it provides the user lots of additional features. The Xiaomi Black Shark is an a little bit thicker and just a bit heavier phone than the Samsung Galaxy J7 Refine.
The Xiaomi Black Shark features a better hardware performance than Galaxy J7 Refine, and although they both have a Octa-Core CPU, the Xiaomi Black Shark also has 6 GB more RAM. The Xiaomi Black Shark has a much better looking screen than Samsung Galaxy J7 Refine, because it has a much better 1080 x 2160 pixels resolution, a quite bigger display and a much greater amount of pixels per inch in the display.
The Xiaomi Black Shark has just a bit better camera than Samsung Galaxy J7 Refine, because although it has a less mega-pixels resolution camera and a smaller aperture which is not so good for capturing pictures and/or video in low light environments, it also counts with a much higher 3840x2160 video definition and a bigger camera sensor providing a better image quality.
The Xiaomi Black Shark features just a bit more memory capacity to store more games and applications than Samsung Galaxy J7 Refine, because although it has no SD card slot, it also counts with 128 GB internal storage capacity. The Xiaomi Black Shark counts with greater battery duration than Samsung Galaxy J7 Refine, because it has a 4000mAh battery capacity against 3300mAh.
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