Compare phones
| Global Score | |
| 90.7 | 89 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 14 | Android 11 |
| -- | 2021-08-10 |
| -- | 6.40 x 2.97 x 0.31 inches |
| -- | 7.94 ounces |
| -- | Ceramic Black, Ceramic White and Shadow Gray |
| Glass (Corning Gorilla Glass) and Titanium | Aluminum and Ceramic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 6.8 inches | 6.7 inches |
| 3088 x 1440 pixels | 2400 x 1080 pixels |
| Dynamic AMOLED | AMOLED |
| 501 pixels per inch | 393 pixels per inch |
| 2600 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 10.2 | 8.1 |
| Performance | |
| Qualcomm Snapdragon 8 Gen 4 chipset | Qualcomm Snapdragon 888+ SM8350-AC chipset |
| processor | Kryo 680 Prime, 64-bit, 5 nm (Octa-Core 3000 MHz) processor |
| 12 GB RAM | 8 GB RAM |
| Yes GPU | Adreno 660 GPU |
| 6.21 | 9.72 |
| Storage | |
| 256 GB internal memory | 128 GB internal memory |
| No SD card slot | No SD card slot |
| 13.3 | 10.1 |
| Camera | |
| 200.00 MP + 12.00 MP | 108.00 MP + 20.00 MP |
| f/1.70 aperture | f/1.90 aperture |
| 24.00mm focal length | 24.00mm focal length |
| 0.77 inches (1/1.3") sensor | 0.75 inches (1/1.33") sensor |
| 7680 x 4320 (30 fps) video resolution | 7680 x 4320 (24 fps) video resolution |
| 1920 x 1080 (240 fps) (Full HD) slow motion video | 1920 x 1080 (480 fps) (Full HD) slow motion video |
| 14.74 | 13.75 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA |
| Nano SIM | Nano SIM, Dual SIM |
| 10.6 | 10.6 |
| Battery Life | |
| 5000mAh Li - Ion Battery | 4500mAh Li - Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | Wireless Charging |
| 6.8 | 6.32 |
| Other Features | |
| Bluetooth 5.3 | Bluetooth 5.2 |
| GPS | GPS |
| NFC | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Comparison review
Samsung Galaxy S25 Ultra is slightly better than the Xiaomi Mi Mix 4, getting a overall score of 90.7 against 89. The Samsung Galaxy S25 Ultra design is noticeably lighter and notably thinner than Xiaomi Mi Mix 4. These phones come with Android OS (operating system), but the Samsung Galaxy S25 Ultra has 14 version and Xiaomi Mi Mix 4 has Android 11 version.
The Xiaomi Mi Mix 4 features a way better performance than Galaxy S25 Ultra, although it has a smaller amount of RAM memory, they both have 8 cores. The Samsung Galaxy S25 Ultra has a lot better looking display than Xiaomi Mi Mix 4, because it has a higher 1440 x 3088 resolution, a bit bigger display and a higher pixel number per inch of display.
The Galaxy S25 Ultra has a superior storage capacity for applications and games than Xiaomi Mi Mix 4, because it has 256 GB internal memory. Galaxy S25 Ultra takes a bit better pictures and videos than Xiaomi Mi Mix 4, and although they both have the same 7680x4320 video resolution, the Galaxy S25 Ultra also has a larger back-facing camera sensor, better video frame rate, a larger diafragm aperture to take better low light photography and videos and a back camera with way more MP.
Galaxy S25 Ultra counts with a bit superior battery performance than Xiaomi Mi Mix 4, because it has 5000mAh of battery capacity.
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