Compare phones
| Global Score | |
| 79.2 | 78.9 |
| Basic Information | |
| Xiaomi | Samsung |
| Android 11, 10, 9.0 Pie | Android 10, 9.0 Pie, 8.1 Oreo |
| 2019-07-24 | 2019-02-05 |
| 6.04 x 2.83 x 0.33 inches | 6.16 x 2.93 x 0.35 inches |
| 6.13 ounces | 6.56 ounces |
| Blue, Gray and White | Charcoal black and Ocean blue |
| Glass (Corning Gorilla Glass 5) and Plastic | Plastic and Plastic |
| Scratch-Resistant Glass | -- |
| Display / Screen | |
| 6.1 inches | 6.3 inches |
| 1560 x 720 pixels | 2340 x 1080 pixels |
| Super AMOLED | IPS LCD |
| 282 pixels per inch | 409 pixels per inch |
| No touch screen | No touch screen |
| 7.3 | 8 |
| Performance | |
| Qualcomm Snapdragon 665 chipset | Samsung Exynos 7 Octa 7904 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 1800 MHz) processor |
| 4 GB RAM | 4 GB RAM |
| Adreno 610 GPU | Mali-G71 MP2 GPU |
| 9.09 | 8.91 |
| Storage | |
| 128 GB internal memory | 64 GB internal memory |
| microSDXC (up to 256 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 13.18 | 11.74 |
| Camera | |
| 48.00 MP + 32.00 MP | 13.00 MP + 8.00 MP |
| f/1.80 aperture | f/1.90 aperture |
| -- | 12.00mm focal length |
| 0.43 inches (1/2.3") sensor | 0.32 inches (1/3.1") 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 | 9.02 |
| 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 | 5000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.92 | 6.8 |
| 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 and Proximity Sensor |
| FM Radio | FM Radio |
Comparison review
Xiaomi Mi A3 has a general score of 79.2, which is a little bit better than Samsung Galaxy M20's global score of 78.9. Both of these phones use Android OS (Operating System), but Xiaomi Mi A3 has a more recent 11 version and Samsung Galaxy M20 has Android 10, providing a couple additional features and a performance increase. Xiaomi Mi A3's construction is just a little thinner and just a bit lighter than Samsung Galaxy M20, although they were released only a couple months apart.
The Xiaomi Mi A3 has just a little better processing power than Samsung Galaxy M20. Both of them have a Octa-Core CPU and a 4 GB RAM. Galaxy M20 features just a bit better looking screen than Xiaomi Mi A3, because it has a better pixels density, a bit larger screen and a lot higher 1080 x 2340 pixels resolution.
Xiaomi Mi A3 features a bigger memory capacity to store more apps and games than Samsung Galaxy M20, because although it has a SD card slot that allows 256 GB smaller, it also counts with 128 GB internal storage. Galaxy M20 counts with improved battery life than Xiaomi Mi A3, because it has a 5000mAh battery size against 4030mAh.
Xiaomi Mi A3 features a greater camera than Galaxy M20, because it has a lot bigger back camera sensor providing a much higher image quality, a larger aperture to capture better captures and video in low-light environments, a lot better 3840x2160 (4K) video definition and a lot better resolution back camera.
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