Compare phones
| Global Score | |
| 81.5 | 79.2 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 13 | Android 11, 10, 9.0 Pie |
| -- | 2019-07-24 |
| 6.43 x 3.07 x 0.35 inches | 6.04 x 2.83 x 0.33 inches |
| -- | 6.13 ounces |
| -- | Blue, Gray and White |
| Aluminum and Glass | Glass (Corning Gorilla Glass 5) and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 6.8 inches | 6.1 inches |
| 3080 x 1440 pixels | 1560 x 720 pixels |
| Dynamic AMOLED | Super AMOLED |
| 500 pixels per inch | 282 pixels per inch |
| No touch screen | No touch screen |
| 8 | 7.3 |
| Performance | |
| Qualcomm Snapdragon 8 Gen 2 (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 740 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 | |
| 200.00 MP + 40.00 MP | 48.00 MP + 32.00 MP |
| f/1.70 aperture | f/1.80 aperture |
| 69.00mm focal length | -- |
| 0.77 inches (1/1.3") sensor | 0.43 inches (1/2.3") sensor |
| -- | 3840 x 2160 (30 fps) (4K) video resolution |
| -- | 1280 x 720 (240 fps) (HD) slow motion video |
| 12.43 | 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 | |
| 5000mAh Battery | 4030mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 6.8 | 5.92 |
| Other Features | |
| Bluetooth 5.2 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | -- |
| -- | 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 Galaxy S23 Ultra is a little bit better than Xiaomi Mi A3, getting a score of 81.5 against 79.2. These phones work with Android OS, but the Galaxy S23 Ultra has newer 13 version and Xiaomi Mi A3 has Android 11, providing you a couple nice extra features and increased performance. Galaxy S23 Ultra's body is just a little thicker but noticeably lighter than the Xiaomi Mi A3.
Xiaomi Mi A3 has a lot better performance than Samsung Galaxy S23 Ultra, although it has 4 GB less RAM, they both have the same number of cores. Samsung Galaxy S23 Ultra features a bit more vivid screen than Xiaomi Mi A3, because it has a bit larger screen, a much higher amount of pixels per inch in the display and a much better resolution of 1440 x 3080.
Galaxy S23 Ultra counts with a bit better camera than Xiaomi Mi A3, because it has a larger camera aperture for better photography and videos in low light situations, a camera in the back with a way better 200 megapixels resolution and a much bigger camera sensor providing a way higher image quality.
The Xiaomi Mi A3 has a very superior storage capacity to store more games and applications than Galaxy S23 Ultra, and although they both have the same internal storage, the Xiaomi Mi A3 also has a SD memory card expansion slot that holds a maximum of 256 GB. The Galaxy S23 Ultra has superior battery lifetime than Xiaomi Mi A3, because it has a 5000mAh battery capacity.
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