Compare phones
| Global Score | |
| 79.2 | 80 |
| Basic Information | |
| Xiaomi | Samsung |
| Android 11, 10, 9.0 Pie | Android 10 |
| 2019-07-24 | 2021-03-18 |
| 6.04 x 2.83 x 0.33 inches | 6.46 x 2.99 x 0.38 inches |
| 6.13 ounces | 7.80 ounces |
| Blue, Gray and White | Black, blue and white |
| Glass (Corning Gorilla Glass 5) and Plastic | Plastic and Plastic |
| Scratch-Resistant Glass | -- |
| Display / Screen | |
| 6.1 inches | 6.5 inches |
| 1560 x 720 pixels | 1600 x 720 pixels |
| Super AMOLED | PLS |
| 282 pixels per inch | 270 pixels per inch |
| No touch screen | No touch screen |
| 7.3 | 7.2 |
| Performance | |
| Qualcomm Snapdragon 665 chipset | Samsung Exynos 850 S5E3830 chipset |
| Kryo 260, 64-bit, 11 nm (Octa-Core 2000 MHz) processor | Cortex-A55, 64-bit, 8 nm (Octa-Core 2000 MHz) processor |
| 4 GB RAM | 4 GB RAM |
| Adreno 610 GPU | Mali-G52 MP1 GPU |
| 9.09 | 9.09 |
| Storage | |
| 128 GB internal memory | 64 GB internal memory |
| microSDXC (up to 256 GB) external memory slot | microSDXC (up to 1 TB) external memory slot |
| 13.18 | 13.02 |
| Camera | |
| 48.00 MP + 32.00 MP | 48.00 MP + 8.00 MP |
| f/1.80 aperture | f/2.00 aperture |
| 0.43 inches (1/2.3") 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 | 10.23 |
| 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 | |
| 4030mAh Battery | 6000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.92 | 7.52 |
| 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, Light Sensor and Proximity Sensor |
| FM Radio | -- |
Comparison review
The Samsung Galaxy M12 has an overall score of 80, which is a little bit better than the Xiaomi Mi A3's 79.2 overall score. Samsung Galaxy M12 is a newer phone than Xiaomi Mi A3, although it's much heavier and somewhat thicker. These phones use Android operating system, but the Samsung Galaxy M12 has the older 10 version and Xiaomi Mi A3 has Android 11.
The Xiaomi Mi A3 features a little bit better looking display than Samsung Galaxy M12, because although it has a bit lower 720 x 1560 pixels resolution and a quite smaller screen, it also counts with a just a little greater number of pixels in each inch of display. The Xiaomi Mi A3 and the Samsung Galaxy M12 have extremely similar processors, both have a 4 GB RAM and the same number of cores.
The Xiaomi Mi A3 has a bit bigger storage to store more apps and games than Galaxy M12, because although it has a SD memory card expansion slot that admits up to 256 GB against 1 TB, it also counts with 128 GB internal storage capacity. Xiaomi Mi A3 takes better photographs and videos than Galaxy M12, and although they both have a 48 mega pixels resolution back camera, the Xiaomi Mi A3 also has a much higher 3840x2160 video definition and a bigger aperture for better photos in low light environments.
Samsung Galaxy M12 features a much better battery lifetime than Xiaomi Mi A3, because it has 6000mAh of battery capacity.
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