Compare phones
| Global Score | |
| 74.6 | 82.9 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 8.0 Oreo | Android 9.0 Pie |
| -- | 2019-10-20 |
| 6.04 x 3.04 x 0.32 inches | 6.44 x 2.95 x 0.35 inches |
| 6.14 ounces | 7.23 ounces |
| 16 777 216 | Iceberg grey and Shadow black |
| Plastic | -- |
| Scratch-Resistant Glass | -- |
| Display / Screen | |
| 5.5 inches | 6.4 inches |
| 1280 x 720 pixels (HD) | 2340 x 1080 pixels |
| Super AMOLED | AMOLED |
| 267 pixels per inch | 403 pixels per inch |
| -- | 430 cd/m2 brightness |
| No touch screen | No touch screen |
| 7.1 | 8.4 |
| Performance | |
| Samsung Exynos 7 Octa 7884 chipset | Qualcomm Snapdragon 855+ SM8150-AC chipset |
| ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 1600 MHz) processor | Kryo 485, 64-bit, 7 nm (Octa-Core 2960 MHz) processor |
| 4 GB RAM | 8 GB RAM |
| ARM Mali-G71 GPU | Adreno 640 GPU |
| 8.82 | 9.72 |
| Storage | |
| 32 GB internal memory | 128 GB internal memory |
| microSDXC (up to 256 GB) external memory slot | No SD card slot |
| 8.88 | 10.1 |
| Camera | |
| 13.00 MP + 8.00 MP | 48.00 MP + 20.00 MP |
| f/1.90 aperture | f/1.80 aperture |
| 27.00mm 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 (480 fps) (HD) slow motion video |
| 9.02 | 11.88 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G), HSPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Micro SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.1 | 6.7 |
| Battery Life | |
| 3000mAh Battery | 4000mAh Li - Ion Battery |
| Removable Battery | Non-Removable Battery |
| 4.96 | 5.92 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | -- |
Comparison review
The Xiaomi Black Shark 2 Pro is better than the Samsung Galaxy J7 Duo, with a overall score of 82.9 against 74.6. Xiaomi Black Shark 2 Pro is a heavier and a little bit thicker phone than the Samsung Galaxy J7 Duo. Both of these phones work with Android OS (Operating System), but Xiaomi Black Shark 2 Pro has a more recent 9.0 Pie version while Samsung Galaxy J7 Duo has Android 8.0 Oreo.
The Xiaomi Black Shark 2 Pro has a more vivid screen than Samsung Galaxy J7 Duo, because it has a way higher screen density, a larger screen and a lot better resolution of 1080 x 2340px. The Xiaomi Black Shark 2 Pro features a better storage capacity for applications and games than Samsung Galaxy J7 Duo, because although it has no SD extension slot, it also counts with 128 GB internal memory.
Xiaomi Black Shark 2 Pro counts with a quite superior hardware performance than Galaxy J7 Duo, and although they both have 8 processing cores, the Xiaomi Black Shark 2 Pro also has more RAM. The Xiaomi Black Shark 2 Pro counts with a greater camera than Galaxy J7 Duo, because it has a way bigger camera sensor capturing lot better quality photos, a bigger aperture for better photos and video in poorly lited situations, a much more mega pixels back camera and a lot higher 3840x2160 video quality.
Xiaomi Black Shark 2 Pro has superior battery lifetime than Galaxy J7 Duo, because it has a 33 percent greater battery capacity.
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