Compare phones
| Global Score | |
| 80.6 | 90.7 |
| Basic Information | |
| Xiaomi | Samsung |
| Android 14 | Android 14 |
| 2024-10-29 | -- |
| 6.00 x 2.80 x 0.32 inches | -- |
| 6.67 ounces | -- |
| Glass | Glass (Corning Gorilla Glass) and Titanium |
| -- | Scratch-Resistant Glass |
| Display / Screen | |
| 6.4 inches | 6.8 inches |
| 2670 x 1200 pixels | 3088 x 1440 pixels |
| OLED | Dynamic AMOLED |
| 457 pixels per inch | 501 pixels per inch |
| 3200 cd/m2 brightness | 2600 cd/m2 brightness |
| No touch screen | No touch screen |
| 10.2 | 10.2 |
| Performance | |
| Snapdragon 8 Elite SM8750-AB (3 nm) chipset | Qualcomm Snapdragon 8 Gen 4 chipset |
| processor | processor |
| 12 GB RAM | 12 GB RAM |
| Adreno 830 GPU | Yes GPU |
| 6.21 | 6.21 |
| Storage | |
| 256 GB internal memory | 256 GB internal memory |
| No SD card slot | No SD card slot |
| 13.3 | 13.3 |
| Camera | |
| 50.00 MP + 32.00 MP | 200.00 MP + 12.00 MP |
| f/1.60 aperture | f/1.70 aperture |
| 23.00mm focal length | 24.00mm focal length |
| -- | 0.77 inches (1/1.3") sensor |
| 7680 x 4320 (30 fps) video resolution | 7680 x 4320 (30 fps) video resolution |
| 1920 x 1080 (960 fps) (Full HD) slow motion video | 1920 x 1080 (240 fps) (Full HD) slow motion video |
| 12.1 | 14.74 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA |
| Nano SIM | Nano SIM |
| 7 | 10.6 |
| Battery Life | |
| 5400mAh Battery | 5000mAh Li - Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | Wireless Charging |
| 7.12 | 6.8 |
| Other Features | |
| Bluetooth 5.4 | Bluetooth 5.3 |
| GPS | GPS |
| NFC | NFC |
| Infra-red port | -- |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Barometer, Compass and Gyroscope | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Comparison review
The Galaxy S25 Ultra is much better than Xiaomi 15, with a 90.7 score against 80.6. Galaxy S25 Ultra's design is extremely lighter and extremely thinner than the Xiaomi 15. These phones use the same Android 14 OS (Operating System), so you shouldn't notice any differences regarding operating system features.
Galaxy S25 Ultra features a screen that is just as good as the screen in Xiaomi 15, because although the Galaxy S25 Ultra has less brightness, it also counts with a quite bigger display, a little higher 1440 x 3088 resolution and a bit higher display density. The Xiaomi 15 and the Galaxy S25 Ultra have really similar CPUs, they have 8 processing cores and a 12 GB RAM memory.
The Samsung Galaxy S25 Ultra shoots much better pictures and videos than Xiaomi 15, because although it has a smaller diafragm aperture which is not nice for taking images and videos in low light environments, and they both have the same video frame rates and the same 7680x4320 video resolution, the Samsung Galaxy S25 Ultra also counts with a back camera with lot more mega-pixels.
The Galaxy S25 Ultra features as much memory to install applications and games or saving photos and videos as Xiaomi 15, they have equal 256 GB internal storage. Xiaomi 15 has just a bit better battery lifetime than Galaxy S25 Ultra, because it has 5400mAh of battery capacity.
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