Compare phones
| Global Score | |
| 75 | 90.7 |
| Basic Information | |
| Xiaomi | Samsung |
| Android 9.0 Pie, 8.1 Oreo, 8.0 Oreo, 7.1 Nougat | Android 14 |
| 2017-09-12 | -- |
| 6.12 x 2.98 x 0.29 inches | -- |
| 5.82 ounces | -- |
| Black, Gold and Pink | -- |
| Metal | Glass (Corning Gorilla Glass) and Titanium |
| -- | Scratch-Resistant Glass |
| Display / Screen | |
| 5.5 inches | 6.8 inches |
| 1920 x 1080 pixels (Full HD) | 3088 x 1440 pixels |
| IPS LCD | Dynamic AMOLED |
| 401 pixels per inch | 501 pixels per inch |
| 450 cd/m2 brightness | 2600 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.4 | 10.2 |
| Performance | |
| Qualcomm Snapdragon 625 8953 chipset | Qualcomm Snapdragon 8 Gen 4 chipset |
| ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 2000 MHz) processor | processor |
| 4 GB RAM | 12 GB RAM |
| Adreno 506 GPU | Yes GPU |
| 9.09 | 6.21 |
| Storage | |
| 64 GB internal memory | 256 GB internal memory |
| microSDXC (up to 256 GB) external memory slot | No SD card slot |
| 10.78 | 13.3 |
| Camera | |
| 12.00 MP + 5.00 MP | 200.00 MP + 12.00 MP |
| f/2.20 aperture | f/1.70 aperture |
| 26.00mm focal length | 24.00mm focal length |
| -- | 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 (120 fps) (HD) slow motion video | 1920 x 1080 (240 fps) (Full HD) slow motion video |
| 9.35 | 14.74 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G), HSPA and HSUPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA |
| Nano SIM | Nano SIM |
| 6.1 | 10.6 |
| Battery Life | |
| 3080mAh Li - Ion Battery | 5000mAh Li - Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 5.04 | 6.8 |
| Other Features | |
| Bluetooth 4.2 | Bluetooth 5.3 |
| GPS | GPS |
| -- | NFC |
| Infra-red port | -- |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | -- |
Comparison review
Samsung Galaxy S25 Ultra is a lot better than the Xiaomi Mi A1, with a 90.7 score against 75. These phones use Android operating system, but Samsung Galaxy S25 Ultra has the older 14 version and Xiaomi Mi A1 has Android 9.0 Pie. The Samsung Galaxy S25 Ultra is a a lot lighter and way thinner phone than Xiaomi Mi A1.
Samsung Galaxy S25 Ultra features a way better screen than Xiaomi Mi A1, because it has a just a little better number of pixels in each inch of display, much more brightness, a way better 1440 x 3088 resolution and a bigger screen. Xiaomi Mi A1 counts with a much better performing processing unit than Galaxy S25 Ultra, although it has a lower amount of RAM memory, they both have the same number of cores.
Galaxy S25 Ultra has a much greater memory capacity to install applications and games or saving photos and videos than Xiaomi Mi A1, because although it has no slot for external memory cards, it also counts with more internal storage. Galaxy S25 Ultra has a really longer battery performance than Xiaomi Mi A1, because it has a 5000mAh battery size.
Galaxy S25 Ultra has a lot better camera than Xiaomi Mi A1, because it has a lot higher 7680x4320 video resolution, a much larger camera aperture to take better photos in poorly lited situations and a back facing camera with a much better resolution.
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