Compare phones
| Global Score | |
| 75.3 | 83.2 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 9.0 Pie, 8.0 Oreo, 7.1 Nougat | -- |
| -- | 2019-03-06 |
| 5.97 x 2.95 x 0.31 inches | 6.20 x 2.94 x 0.30 inches |
| 6.00 ounces | 6.10 ounces |
| Black, Gold and Rose gold | Black, Blue and Purple |
| Metal | Glass (Corning Gorilla Glass 5) and Metal |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 5.5 inches | 6.4 inches |
| 1920 x 1080 pixels (Full HD) | 2340 x 1080 pixels |
| IPS LCD | AMOLED |
| 401 pixels per inch | 403 pixels per inch |
| -- | 600 cd/m2 brightness |
| No touch screen | No touch screen |
| 7.9 | 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 |
| 3 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 256 GB) external memory slot | No SD card slot |
| 8.88 | 10.1 |
| Camera | |
| 13.00 MP + 13.00 MP | 48.00 MP + 20.00 MP |
| f/1.90 aperture | f/1.80 aperture |
| 27.00mm 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, Dual 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 4.1 | Bluetooth 5.0 |
| GPS | GPS |
| -- | NFC |
| -- | Infra-red port |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | -- |
Comparison review
Xiaomi Mi 9 is much better than the Samsung Galaxy J7 Prime 2, getting a overall score of 83.2 against 75.3. Xiaomi Mi 9 is a just a little bit heavier but a bit thinner phone than Samsung Galaxy J7 Prime 2. Xiaomi Mi 9 counts with a little bit better looking screen than Galaxy J7 Prime 2, because it has a little greater pixels number in each display inch, a bit higher 1080 x 2340 resolution and a bigger screen.
The Xiaomi Mi 9 features a superior hardware performance than Samsung Galaxy J7 Prime 2, and although they both have 8 cores, the Xiaomi Mi 9 also has a higher amount of RAM. Xiaomi Mi 9 captures much clearer photos and videos than Samsung Galaxy J7 Prime 2, because it has a much better (4K) video definition, a much larger back-facing camera sensor taking more light and vivid colors, a bigger diafragm aperture for better photography in poorly lited environments and a much higher 48 mega-pixels resolution back camera.
The Xiaomi Mi 9 features more memory to store more games and applications than Galaxy J7 Prime 2, because although it has no external SD slot, it also counts with more internal storage. The Xiaomi Mi 9 has a battery lifetime that's very similar to the Samsung Galaxy J7 Prime 2 one.
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