Compare phones
| Global Score | |
| 81 | 79.2 |
| Basic Information | |
| Xiaomi | Xiaomi |
| Android 12 | Android 11, 10, 9.0 Pie |
| -- | 2019-07-24 |
| -- | 6.04 x 2.83 x 0.33 inches |
| -- | 6.13 ounces |
| Black and White | Blue, Gray and White |
| Aluminum and Ceramic | Glass (Corning Gorilla Glass 5) and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 6.7 inches | 6.1 inches |
| 3200 x 1440 pixels | 1560 x 720 pixels |
| AMOLED | Super AMOLED |
| 524 pixels per inch | 282 pixels per inch |
| 1500 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 9.7 | 7.3 |
| Performance | |
| Qualcomm Snapdragon 8+ Gen 1 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 | |
| 256 GB internal memory | 128 GB internal memory |
| No SD card slot | microSDXC (up to 256 GB) external memory slot |
| 13.3 | 13.18 |
| Camera | |
| 50.00 MP + 20.00 MP | 48.00 MP + 32.00 MP |
| f/2.00 aperture | f/1.80 aperture |
| 24.00mm focal length | -- |
| 0.5 inches (1/2") 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 (1920 fps) (Full HD) slow motion video | 1280 x 720 (240 fps) (HD) slow motion video |
| 12.32 | 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 | Nano SIM |
| 10.6 | 6.7 |
| Battery Life | |
| 4800mAh Battery | 4030mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 6.64 | 5.92 |
| Other Features | |
| Bluetooth 5.2 | 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 12S Ultra is just a bit better than Xiaomi Mi A3, with a overall score of 81 against 79.2. The Xiaomi 12S Ultra is a noticeably lighter and way thinner cellphone than the Xiaomi Mi A3. Both of these phones have Android OS, but the Xiaomi 12S Ultra has a newer 12 version while Xiaomi Mi A3 has Android 11.
Xiaomi 12S Ultra features a much better looking screen than Xiaomi Mi A3, because it has a much higher display density, a bit bigger display and a way higher 1440 x 3200px resolution. Xiaomi Mi A3 features a much more powerful processor than Xiaomi 12S Ultra, although it has a lower amount of RAM memory, they both have 8 cpu cores.
Xiaomi 12S Ultra shoots a little bit better pictures and videos than Xiaomi Mi A3, because although it has a smaller aperture which is not so good for low light photography, it also counts with a much higher video definition, a larger sensor shooting higher quality videos and pictures and a better resolution camera.
Xiaomi 12S Ultra counts with just a bit bigger memory for games and applications than Xiaomi Mi A3, because although it has no SD memory card expansion slot, it also counts with more internal storage. The Xiaomi 12S Ultra counts with better battery lifetime than Xiaomi Mi A3, because it has a 19% more battery capacity.
Disclaimer: As an Amazon Associate I earn from qualifying purchases.