Compare phones
| Global Score | |
| 79.2 | 84.2 |
| Basic Information | |
| Xiaomi | Samsung |
| Android 11, 10, 9.0 Pie | -- |
| 2019-07-24 | 2018-10-20 |
| 6.04 x 2.83 x 0.33 inches | 6.29 x 3.02 x 0.30 inches |
| 6.13 ounces | 5.93 ounces |
| Blue, Gray and White | 16 777 216 |
| Glass (Corning Gorilla Glass 5) and Plastic | Glass (Corning Gorilla Glass 3) and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 6.1 inches | 6 inches |
| 1560 x 720 pixels | 2220 x 1080 pixels |
| Super AMOLED | Super AMOLED |
| 282 pixels per inch | 411 pixels per inch |
| No touch screen | No touch screen |
| 7.3 | 8.1 |
| Performance | |
| Qualcomm Snapdragon 665 chipset | Samsung Exynos 7 Octa 7885 chipset |
| Kryo 260, 64-bit, 11 nm (Octa-Core 2000 MHz) processor | ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 2200 MHz) processor |
| 4 GB RAM | 6 GB RAM |
| Adreno 610 GPU | Mali-G71 MP2 GPU |
| 9.09 | 9.27 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| microSDXC (up to 256 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 13.18 | 14.14 |
| Camera | |
| 48.00 MP + 32.00 MP | 24.00 MP + 24.00 MP |
| f/1.80 aperture | f/1.70 aperture |
| -- | 26.00mm focal length |
| 0.43 inches (1/2.3") sensor | 0.36 inches (1/2.8") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 1280 x 720 (240 fps) (HD) slow motion video | -- |
| 11.44 | 9.9 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM, Dual SIM |
| 6.7 | 6.7 |
| Battery Life | |
| 4030mAh Battery | 3300mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.92 | 5.28 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| -- | NFC |
| Infra-red port | -- |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | FM Radio |
Comparison review
Samsung Galaxy A7 (2018) is slightly better than Xiaomi Mi A3, with a score of 84.2 against 79.2. Although Samsung Galaxy A7 (2018) is older than the Xiaomi Mi A3, it's construction is just a little bit lighter and a little bit thinner. Galaxy A7 (2018) counts with just a little better hardware performance than Xiaomi Mi A3, and although they both have a Octa-Core processor, the Galaxy A7 (2018) also has a larger amount of RAM memory.
Galaxy A7 (2018) counts with a sharper display than Xiaomi Mi A3, because although it has a quite smaller screen, it also counts with more pixels per inch in the screen and a lot better 1080 x 2220px resolution. Xiaomi Mi A3 features a better camera than Galaxy A7 (2018), because although it has a smaller aperture which is not favorable for low light photos and videos, it also counts with a bigger back camera sensor providing a higher image quality, a much higher 3840x2160 video resolution and a back facing camera with way more mega-pixels.
Samsung Galaxy A7 (2018) has a bit more memory to install applications and games or saving photos and videos than Xiaomi Mi A3, and although they both have equal internal storage, the Samsung Galaxy A7 (2018) also has an external memory slot that admits up to 512 GB. The Xiaomi Mi A3 counts with improved battery lifetime than Galaxy A7 (2018), because it has a 4030mAh battery size.
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