Compare phones
| Global Score | |
| 72.7 | 88.3 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 8.0 Oreo | Android 11 |
| 2018-06-29 | 2021-05-06 |
| 6.03 x 3.00 x 0.34 inches | 6.45 x 3.01 x 0.41 inches |
| 6.38 ounces | 7.41 ounces |
| 16 777 216 | Mirror Black and Pale Grey |
| -- | Metal and Plastic |
| Scratch-Resistant Glass | -- |
| -- | $ 499.00 |
| Display / Screen | |
| 5.5 inches | 6.7 inches |
| 1280 x 720 pixels (HD) | 2400 x 1080 pixels |
| TFT | -- |
| 267 pixels per inch | 393 pixels per inch |
| -- | 1300 cd/m2 brightness |
| No touch screen | No touch screen |
| 7.1 | 9.1 |
| Performance | |
| Samsung Exynos 7 Octa 7884 chipset | Qualcomm Snapdragon 870 SM8250-AC chipset |
| ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 1600 MHz) processor | Kryo 585, 64-bit, 7 nm (Octa-Core 3200 MHz) processor |
| 2 GB RAM | 8 GB RAM |
| Mali-T830 MP1 GPU | Adreno 650 GPU |
| 8.73 | 9.81 |
| 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 | 48.00 MP + 20.00 MP |
| f/1.70 aperture | f/1.80 aperture |
| 28.00mm focal length | -- |
| 0.33 inches (1/3.06") sensor | 0.5 inches (1/2") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 3840 x 2160 (60 fps) (4K) video resolution |
| -- | 1280 x 720 (960 fps) (HD) slow motion video |
| 9.13 | 11.99 |
| 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) and HSDPA |
| Nano SIM | Dual SIM |
| 6.3 | 10.6 |
| Battery Life | |
| 3300mAh Li - Polymer Battery | 4500mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.28 | 6.32 |
| Other Features | |
| Bluetooth 4.2 | Bluetooth 5.0 |
| GPS | GPS |
| -- | NFC |
| -- | 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 4 is way better than Samsung Galaxy J7 Refine, having a global score of 88.3 against 72.7. These phones use Android OS, but the Xiaomi Black Shark 4 has 11 version and Samsung Galaxy J7 Refine has Android 8.0 Oreo version. Xiaomi Black Shark 4's body is incredibly newer, but somewhat thicker and heavier than Samsung Galaxy J7 Refine.
The Xiaomi Black Shark 4 has a better CPU than Samsung Galaxy J7 Refine, and although they both have the same number of cores, the Xiaomi Black Shark 4 also has 6 GB more RAM memory. Xiaomi Black Shark 4 has an incredibly better display than Galaxy J7 Refine, because it has a way higher resolution of 1080 x 2400, a larger display and a better pixels count in each inch in the display.
Xiaomi Black Shark 4 has a lot better camera than Samsung Galaxy J7 Refine, because although it has a smaller diafragm aperture which is not nice for low light images, it also counts with a much higher resolution back camera, a much higher (4K) video resolution and a way bigger sensor shooting way better quality videos and photographs.
The Xiaomi Black Shark 4 features just a bit more storage capacity to store more games and applications than Samsung Galaxy J7 Refine, because although it has no external SD slot, it also counts with 96 GB more internal storage. Xiaomi Black Shark 4 has better battery performance than Samsung Galaxy J7 Refine, because it has 4500mAh of battery capacity.
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