Compare phones
| Global Score | |
| 79.2 | 90.7 |
| Basic Information | |
| Xiaomi | Samsung |
| Android 11, 10, 9.0 Pie | Android 14 |
| 2019-07-24 | -- |
| 6.04 x 2.83 x 0.33 inches | -- |
| 6.13 ounces | -- |
| Blue, Gray and White | -- |
| Glass (Corning Gorilla Glass 5) and Plastic | Glass (Corning Gorilla Glass) and Titanium |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 6.1 inches | 6.8 inches |
| 1560 x 720 pixels | 3088 x 1440 pixels |
| Super AMOLED | Dynamic AMOLED |
| 282 pixels per inch | 501 pixels per inch |
| -- | 2600 cd/m2 brightness |
| No touch screen | No touch screen |
| 7.3 | 10.2 |
| Performance | |
| Qualcomm Snapdragon 665 chipset | Qualcomm Snapdragon 8 Gen 4 chipset |
| Kryo 260, 64-bit, 11 nm (Octa-Core 2000 MHz) processor | processor |
| 4 GB RAM | 12 GB RAM |
| Adreno 610 GPU | Yes GPU |
| 9.09 | 6.21 |
| Storage | |
| 128 GB internal memory | 256 GB internal memory |
| microSDXC (up to 256 GB) external memory slot | No SD card slot |
| 13.18 | 13.3 |
| Camera | |
| 48.00 MP + 32.00 MP | 200.00 MP + 12.00 MP |
| f/1.80 aperture | f/1.70 aperture |
| -- | 24.00mm focal length |
| 0.43 inches (1/2.3") sensor | 0.77 inches (1/1.3") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 7680 x 4320 (30 fps) video resolution |
| 1280 x 720 (240 fps) (HD) slow motion video | 1920 x 1080 (240 fps) (Full HD) slow motion video |
| 11.44 | 14.74 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA |
| Nano SIM | Nano SIM |
| 6.7 | 10.6 |
| Battery Life | |
| 4030mAh Battery | 5000mAh Li - Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 5.92 | 6.8 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.3 |
| GPS | GPS |
| -- | NFC |
| Infra-red port | -- |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | -- |
Comparison review
Galaxy S25 Ultra is better than the Xiaomi Mi A3, having a score of 90.7 against 79.2. Galaxy S25 Ultra's body is noticeably thinner and a lot lighter than the Xiaomi Mi A3. Both of these devices come with Android OS (operating system), but the Galaxy S25 Ultra has a newer 14 version while Xiaomi Mi A3 has Android 11 version, so it gives you a couple nice extra features.
Xiaomi Mi A3 has an extremely better processing unit than Galaxy S25 Ultra, although it has a smaller amount of RAM memory, they both have the same number of cores. The Samsung Galaxy S25 Ultra features a much more vibrant display than Xiaomi Mi A3, because it has a lot higher screen pixel density, a little bit bigger display and a lot higher resolution of 1440 x 3088 pixels.
The Galaxy S25 Ultra has a little bit more storage capacity for games and applications than Xiaomi Mi A3, because although it has no SD memory slot, it also counts with more internal storage capacity. The Galaxy S25 Ultra has improved battery lifetime than Xiaomi Mi A3, because it has a 5000mAh battery capacity.
The Galaxy S25 Ultra captures greater photographs and videos than Xiaomi Mi A3, because it has a much bigger sensor shooting lot better quality videos and pictures, a larger diafragm aperture to capture better photography and videos in low-light situations, a way higher video quality and a way better resolution back camera.
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