| Global Score | |
| 75.4 | 83.2 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 4.4.4 | -- |
| 2015-01-11 | 2019-03-06 |
| 5.94 x 3.00 x 0.25 inches | 6.20 x 2.94 x 0.30 inches |
| 4.97 ounces | 6.10 ounces |
| Blue, Gold and White | Black, Blue and Purple |
| Metal | Glass (Corning Gorilla Glass 5) and Metal |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 360.00 | -- |
| Display / Screen | |
| 5.5 inches | 6.4 inches |
| 1080 x 1920 pixels (Full HD) | 2340 x 1080 pixels |
| Super AMOLED | AMOLED |
| 401 pixels per inch | 403 pixels per inch |
| -- | 600 cd/m2 brightness |
| Capacitive, Multi-touch | No touch screen |
| 9 | 8.6 |
| Performance | |
| Qualcomm Snapdragon 615 8939 chipset | Qualcomm Snapdragon 855 chipset |
| 64-bit ARM Cortex-A53 (Quad-Core 1500 MHz + Quad-Core 1000 MHz) processor | Kryo 485, 64-bit, 7 nm (Octa-Core 2840 MHz) processor |
| 2 GB (800 MHz) RAM | 6 GB RAM |
| Adreno 405 (500 MHz) GPU | Adreno 640 GPU |
| 9.45 | 9.63 |
| Storage | |
| 16 GB internal memory | 128 GB internal memory |
| microSD, microSDHC, microSDXC (up to 64 GB) external memory slot | No SD card slot |
| 6.16 | 10.1 |
| Camera | |
| 13.00 MP + 5.00 MP | 48.00 MP + 20.00 MP |
| -- | f/1.80 aperture |
| -- | 26.00mm focal length |
| -- | 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 |
| 8.03 | 12.1 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G), HSPA+ (4G), HSDPA, HSUPA, EDGE, GPRS and GSM | LTE-A (4G), LTE (4G), HSPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 7 | 6.3 |
| Battery Life | |
| 2600mAh Li-Ion Battery | 3300mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 17 hours talk time | -- |
| 4.56 | 5.28 |
| Other Features | |
| Bluetooth 4.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| -- | Infra-red port |
| -- | Fingerprint ID Scanner |
| Accelerometer, Compass, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
The Xiaomi Mi 9 has a score of 83.2, which is better than the Galaxy A7's 75.4 overall score. Although the Xiaomi Mi 9 is much newer than Galaxy A7, it's heavier and thicker. Xiaomi Mi 9 features a little better performance than Samsung Galaxy A7, because although it has a 32-bits processing unit instead of 64-bits and doesn't have an additional graphics processing unit, and they both have a Octa-Core processing unit, the Xiaomi Mi 9 also counts with a greater amount of RAM memory.
The Samsung Galaxy A7 features a bit better looking display than Xiaomi Mi 9, although it has a just a bit less pixels per inch of screen, a quite lower resolution of 1920 x 1080px and a quite smaller screen. Xiaomi Mi 9 captures way better photos and videos than Samsung Galaxy A7, because it has a much more megapixels back-facing camera and a much better 3840x2160 video resolution.
The Xiaomi Mi 9 features a very superior memory for applications and games than Galaxy A7, because although it has no SD card slot, it also counts with 128 GB internal memory. Xiaomi Mi 9 has improved battery duration than Galaxy A7, because it has 3300mAh of battery capacity.
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