Compare phones
| Global Score | |
| 80.3 | 79.2 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 10 | Android 11, 10, 9.0 Pie |
| 2020-12-21 | 2019-07-24 |
| 6.46 x 2.98 x 0.35 inches | 6.04 x 2.83 x 0.33 inches |
| 7.23 ounces | 6.13 ounces |
| Black, Blue, Red and White | Blue, Gray and White |
| Plastic and Plastic | Glass (Corning Gorilla Glass 5) and Plastic |
| -- | Scratch-Resistant Glass |
| Display / Screen | |
| 6.5 inches | 6.1 inches |
| 1600 x 720 pixels | 1560 x 720 pixels |
| LCD | Super AMOLED |
| 270 pixels per inch | 282 pixels per inch |
| No touch screen | No touch screen |
| 7.3 | 7.3 |
| Performance | |
| Mediatek Helio P35 MT6765 chipset | Qualcomm Snapdragon 665 chipset |
| Cortex-A53, 64-bit, 12 nm (Octa-Core 2350 MHz) processor | Kryo 260, 64-bit, 11 nm (Octa-Core 2000 MHz) processor |
| 4 GB RAM | 4 GB RAM |
| PowerVR GE8320 GPU | Adreno 610 GPU |
| 9.27 | 9.09 |
| Storage | |
| 64 GB internal memory | 128 GB internal memory |
| microSDXC (up to 1 TB) external memory slot | microSDXC (up to 256 GB) external memory slot |
| 13.02 | 13.18 |
| Camera | |
| 48.00 MP + 8.00 MP | 48.00 MP + 32.00 MP |
| f/2.00 aperture | f/1.80 aperture |
| 26.00mm focal length | -- |
| -- | 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 |
| 10.23 | 11.44 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM |
| 6.6 | 6.7 |
| Battery Life | |
| 5000mAh Li - Polymer Battery | 4030mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.8 | 5.92 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | -- |
| -- | Infra-red port |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Comparison review
Galaxy A12 is a little bit better than the Xiaomi Mi A3, with a global score of 80.3 against 79.2. The Galaxy A12 is a newer device than Xiaomi Mi A3, but it is somewhat heavier and a little bit thicker. Both of these phones work with Android OS (operating system), but the Galaxy A12 has an older 10 version and Xiaomi Mi A3 has Android 11.
Xiaomi Mi A3 features a screen that's just as good as Samsung Galaxy A12's screen, because although the Xiaomi Mi A3 has a quite lower 720 x 1560px resolution and a little smaller screen, it also counts with a little more pixels per screen inch. The Xiaomi Mi A3 counts with a slightly better memory capacity for apps and games than Samsung Galaxy A12, because although it has a SD extension slot that allows 768 GB smaller, it also counts with 64 GB more internal memory capacity.
The Samsung Galaxy A12 counts with a bit superior CPU than Xiaomi Mi A3. Both have the same RAM memory amount and 8 processing cores. Xiaomi Mi A3 counts with a much better camera than Galaxy A12, and although they both have the same resolution back camera, the Xiaomi Mi A3 also has a bigger camera aperture for better images and video in low light environments and a lot better (4K) video resolution.
Galaxy A12 has better battery lifetime than Xiaomi Mi A3, because it has a 24% greater battery size.
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