Compare phones
| Global Score | |
| 78.8 | 79.2 |
| Basic Information | |
| Xiaomi | Xiaomi |
| Android 12 | Android 11, 10, 9.0 Pie |
| 2021-12-28 | 2019-07-24 |
| 6.01 x 2.75 x 0.32 inches | 6.04 x 2.83 x 0.33 inches |
| 6.31 ounces | 6.13 ounces |
| Black, Blue, Green and Pink | Blue, Gray and White |
| Aluminum and Glass | Glass (Corning Gorilla Glass 5) and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 6.3 inches | 6.1 inches |
| 2400 x 1080 pixels | 1560 x 720 pixels |
| AMOLED | Super AMOLED |
| 418 pixels per inch | 282 pixels per inch |
| 1100 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 8.9 | 7.3 |
| Performance | |
| Qualcomm Snapdragon 8 Gen1 SM8450 (4 nm) chipset | Qualcomm Snapdragon 665 chipset |
| processor | Kryo 260, 64-bit, 11 nm (Octa-Core 2000 MHz) processor |
| 8 GB RAM | 4 GB RAM |
| Adreno 730 GPU | Adreno 610 GPU |
| 6.21 | 9.09 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| No SD card slot | microSDXC (up to 256 GB) external memory slot |
| 10.1 | 13.18 |
| Camera | |
| 50.00 MP + 32.00 MP | 48.00 MP + 32.00 MP |
| f/1.90 aperture | f/1.80 aperture |
| 26.00mm focal length | -- |
| 0.64 inches (1/1.56") sensor | 0.43 inches (1/2.3") sensor |
| 7680 x 4320 (24 fps) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1920 x 1080 (960 fps) (Full HD) slow motion video | 1280 x 720 (240 fps) (HD) slow motion video |
| 12.54 | 11.44 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM |
| 10.6 | 6.7 |
| Battery Life | |
| 4500mAh Battery | 4030mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 6.32 | 5.92 |
| Other Features | |
| Bluetooth 5.2 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | -- |
| Infra-red port | 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 is slightly better than Xiaomi 12, getting a score of 79.2 against 78.8. Even though the Xiaomi Mi A3 is a lot older and just a little thicker than the Xiaomi 12, it's construction is still just a bit lighter. Both of these phones include Android OS (Operating System), but the Xiaomi Mi A3 has an older 11 version and Xiaomi 12 has Android 12.
The Xiaomi 12 features an incredibly better screen than Xiaomi Mi A3, because it has a way better resolution of 1080 x 2400 pixels, more pixels per inch of display and a bit bigger screen. The Xiaomi Mi A3 counts with a lot better hardware performance than Xiaomi 12, although it has a lower amount of RAM memory, they both have the same number of cores.
Xiaomi Mi A3 has a very superior storage for applications, games, photos and videos than Xiaomi 12, and although they both have equal 128 GB internal memory, the Xiaomi Mi A3 also has a SD memory slot that supports a maximum of 256 GB. Xiaomi 12 features just a little bit longer battery life than Xiaomi Mi A3, because it has 4500mAh of battery capacity against 4030mAh.
Xiaomi 12 captures a bit better pictures and videos than Xiaomi Mi A3, because although it has a tinier diafragm aperture which is not recommended for capturing photos or video in poorly lited environments, it also counts with a camera with more MP, a much higher 7680x4320 video resolution and a way larger camera sensor providing a much better image quality.
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