Compare phones
| Global Score | |
| 74.6 | 83.8 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 8.0 Oreo | -- |
| -- | 2018-11-01 |
| 6.04 x 3.04 x 0.32 inches | 6.22 x 2.94 x 0.33 inches |
| 6.14 ounces | 7.69 ounces |
| 16 777 216 | Black, Blue and Green |
| Plastic | Aluminum and Ceramic |
| Scratch-Resistant Glass | -- |
| Display / Screen | |
| 5.5 inches | 6.4 inches |
| 1280 x 720 pixels (HD) | 2340 x 1080 pixels |
| Super AMOLED | Super AMOLED |
| 267 pixels per inch | 403 pixels per inch |
| -- | 600 cd/m2 brightness |
| No touch screen | No touch screen |
| 7.1 | 8.6 |
| 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 |
| 4 GB RAM | 8 GB RAM |
| ARM Mali-G71 GPU | Adreno 630 GPU |
| 8.82 | 9.63 |
| Storage | |
| 32 GB internal memory | 256 GB internal memory |
| microSDXC (up to 256 GB) external memory slot | No SD card slot |
| 8.88 | 13.3 |
| Camera | |
| 13.00 MP + 8.00 MP | 12.20 MP + 24.00 MP |
| f/1.90 aperture | f/1.80 aperture |
| 27.00mm focal length | -- |
| 0.33 inches (1/3.06") sensor | 0.39 inches (1/2.55") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 3840 x 2160 (60 fps) (4K) video resolution |
| -- | 1920 x 1080 (960 fps) (Full HD) slow motion video |
| 9.02 | 10.34 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G), HSPA and HSUPA | LTE-A (4G), LTE (4G), HSPA and HSUPA |
| Micro SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.1 | 6.3 |
| Battery Life | |
| 3000mAh Battery | 3200mAh Li - Polymer Battery |
| Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 4.96 | 5.2 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| -- | NFC |
| 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 Mi Mix 3 has a general score of 83.8, which is better than the Galaxy J7 Duo's global score of 74.6. The Xiaomi Mi Mix 3 is a much heavier and a bit thicker cellphone than the Galaxy J7 Duo. Xiaomi Mi Mix 3 counts with a bit superior CPU than Galaxy J7 Duo, and although they both have a Octa-Core processing unit, the Xiaomi Mi Mix 3 also has more RAM.
The Xiaomi Mi Mix 3 counts with a much better looking display than Samsung Galaxy J7 Duo, because it has a way higher number of pixels per inch in the screen, a way better resolution of 1080 x 2340px and a bigger screen. Xiaomi Mi Mix 3 counts with a much better camera than Galaxy J7 Duo, because although it has a lesser mega-pixels camera, it also counts with a bigger back-facing camera sensor capturing more light and vivid colors, a lot better video quality and a bigger diafragm aperture to take better low light captures and videos.
The Xiaomi Mi Mix 3 has a much greater storage capacity for games and applications than Galaxy J7 Duo, because although it has no slot for an SD memory card, it also counts with more internal memory. Xiaomi Mi Mix 3 counts with a bit better battery duration than Samsung Galaxy J7 Duo, because it has a 3200mAh battery capacity.
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