Compare phones
| Global Score | |
| 74.7 | 79.2 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 11, 10, 9.0 Pie | Android 11, 10, 9.0 Pie |
| 2019-04-10 | 2019-07-24 |
| 6.24 x 2.94 x 0.31 inches | 6.04 x 2.83 x 0.33 inches |
| 5.96 ounces | 6.13 ounces |
| Black,Deep blue and Red | Blue, Gray and White |
| Plastic | Glass (Corning Gorilla Glass 5) and Plastic |
| -- | Scratch-Resistant Glass |
| $ 166.00 | -- |
| Display / Screen | |
| 6.4 inches | 6.1 inches |
| 1560 x 720 pixels | 1560 x 720 pixels |
| Super AMOLED | Super AMOLED |
| 268 pixels per inch | 282 pixels per inch |
| No touch screen | No touch screen |
| 7.2 | 7.3 |
| Performance | |
| Samsung Exynos 7884 chipset | Qualcomm Snapdragon 665 chipset |
| ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 1800 MHz) processor | Kryo 260, 64-bit, 11 nm (Octa-Core 2000 MHz) processor |
| 3 GB RAM | 4 GB RAM |
| Mali-G71 MP2 GPU | Adreno 610 GPU |
| 8.91 | 9.09 |
| Storage | |
| 32 GB internal memory | 128 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | microSDXC (up to 256 GB) external memory slot |
| 9.84 | 13.18 |
| Camera | |
| 13.00 MP + 8.00 MP | 48.00 MP + 32.00 MP |
| f/1.90 aperture | f/1.80 aperture |
| 27.00mm focal length | -- |
| 0.32 inches (1/3.1") sensor | 0.43 inches (1/2.3") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| -- | 1280 x 720 (240 fps) (HD) slow motion video |
| 9.02 | 11.44 |
| 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 |
| 6.7 | 6.7 |
| Battery Life | |
| 4000mAh Battery | 4030mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.92 | 5.92 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| -- | 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 |
Comparison review
The Xiaomi Mi A3 has a global score of 79.2, which is just a bit better than Galaxy A20's 74.7 general score. These devices come with the same Android 11 OS. Although it's the best device in this review, Xiaomi Mi A3's construction is just a little thicker and a bit heavier than the Galaxy A20. The Xiaomi Mi A3 features a bit more vivid screen than Galaxy A20, because although it has a quite smaller screen, and they both have an equal 720 x 1560 pixels resolution, the Xiaomi Mi A3 also counts with a quite better pixel density.
Xiaomi Mi A3 counts with a bit better processor than Galaxy A20, and although they both have a Octa-Core CPU, the Xiaomi Mi A3 also has a larger amount of RAM. Xiaomi Mi A3 takes a lot better photos and videos than Galaxy A20, because it has a way better (4K) video definition, a back-facing camera with lot more mega-pixels, a bigger aperture to take better low-light images and a way larger back camera sensor which offers a lot better photo and video quality.
Xiaomi Mi A3 features a lot bigger memory capacity for games and applications than Samsung Galaxy A20, because although it has an external memory card slot that holds 256 GB smaller, it also counts with 96 GB more internal storage. Xiaomi Mi A3 has a battery performance that's just as good as the Samsung Galaxy A20 one, although the Xiaomi Mi A3 also has a 4030mAh battery size instead of 4000mAh.
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