Compare phones
| Global Score | |
| 72.5 | 83.2 |
| Basic Information | |
| Samsung | Xiaomi |
| 2018-07-13 | 2019-03-06 |
| 6.03 x 3.00 x 0.34 inches | 6.20 x 2.94 x 0.30 inches |
| 6.38 ounces | 6.10 ounces |
| Black | Black, Blue and Purple |
| Plastic | Glass (Corning Gorilla Glass 5) and Metal |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 230.00 | -- |
| Display / Screen | |
| 5.5 inches | 6.4 inches |
| 1280 x 720 pixels (HD) | 2340 x 1080 pixels |
| TFT | 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 7870 chipset | Qualcomm Snapdragon 855 chipset |
| ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 1600 MHz) processor | Kryo 485, 64-bit, 7 nm (Octa-Core 2840 MHz) processor |
| 2 GB RAM | 6 GB RAM |
| Mali-T830 MP1 GPU | Adreno 640 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 | 48.00 MP + 20.00 MP |
| f/1.70 aperture | f/1.80 aperture |
| 28.00mm focal length | 26.00mm 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 |
| -- | 1920 x 1080 (960 fps) (Full HD) slow motion video |
| 9.13 | 12.1 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G), HSPA and HSUPA | LTE-A (4G), LTE (4G), HSPA and HSUPA |
| Nano SIM | Nano SIM, Dual SIM |
| 6.1 | 6.3 |
| Battery Life | |
| 3300mAh Battery | 3300mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 5.28 | 5.28 |
| Other Features | |
| Bluetooth 4.2 | Bluetooth 5.0 |
| GPS | GPS |
| -- | NFC |
| -- | Infra-red port |
| -- | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Comparison review
The Xiaomi Mi 9 is much better than Galaxy J7 (2018), with an 83.2 score against 72.5. Xiaomi Mi 9's body is somewhat thinner and a little bit lighter than Galaxy J7 (2018), although they were only released 8 months apart. Xiaomi Mi 9 features an incredibly better looking screen than Samsung Galaxy J7 (2018), because it has a larger screen, a lot better 1080 x 2340px resolution and a way higher screen density.
The Xiaomi Mi 9 features a better CPU than Samsung Galaxy J7 (2018), and although they both have 8 cpu cores, the Xiaomi Mi 9 also has more RAM memory. The Xiaomi Mi 9 features slightly more memory to install applications and games or saving photos and videos than Galaxy J7 (2018), because although it has no SD memory slot, it also counts with more internal storage capacity.
The Xiaomi Mi 9 has a greater camera than Galaxy J7 (2018), because although it has a tinier aperture, it also counts with a lot better (4K) video resolution, a lot more MP back camera and a lot larger back-facing camera sensor taking more light and vivid colors. The Xiaomi Mi 9 and Samsung Galaxy J7 (2018) have really similar battery performance.
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