Compare phones
| Global Score | |
| 76.6 | 90.7 |
| Basic Information | |
| Xiaomi | Samsung |
| Android 10 | Android 14 |
| 2020-05-20 | -- |
| 6.39 x 3.04 x 0.35 inches | -- |
| 7.02 ounces | -- |
| Forest green, Midnight gray and Polar white | -- |
| Plastic | Glass (Corning Gorilla Glass) and Titanium |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 283.00 | -- |
| Display / Screen | |
| 6.5 inches | 6.8 inches |
| 2340 x 1080 pixels | 3088 x 1440 pixels |
| IPS LCD | Dynamic AMOLED |
| 396 pixels per inch | 501 pixels per inch |
| -- | 2600 cd/m2 brightness |
| No touch screen | No touch screen |
| 8 | 10.2 |
| Performance | |
| MediaTek Helio G85 chipset | Qualcomm Snapdragon 8 Gen 4 chipset |
| Arm Cortex-A75 and ArmCortex-A55, 64-bit, 12 nm (Octa-Core 2000 MHz) processor | processor |
| 3 GB RAM | 12 GB RAM |
| Mali G52 MC2 GPU | Yes GPU |
| 9.09 | 6.21 |
| Storage | |
| 64 GB internal memory | 256 GB internal memory |
| microSDXC (up to 128 GB) external memory slot | No SD card slot |
| 10.02 | 13.3 |
| Camera | |
| 48.00 MP + 13.00 MP | 200.00 MP + 12.00 MP |
| f/1.80 aperture | f/1.70 aperture |
| -- | 24.00mm focal length |
| 0.5 inches (1/2") sensor | 0.77 inches (1/1.3") sensor |
| 1920 x 1080 (30 fps) (Full HD) 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 |
| 11 | 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, Dual SIM | Nano SIM |
| 6.7 | 10.6 |
| Battery Life | |
| 5020mAh Li - Polymer Battery | 5000mAh Li - Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 6.8 | 6.8 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.3 |
| GPS | GPS |
| NFC | 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 |
Comparison review
Galaxy S25 Ultra has a global score of 90.7, which is much better than Xiaomi Redmi Note 9's overall score of 76.6. These phones have Android OS, but Galaxy S25 Ultra has newer 14 version while Xiaomi Redmi Note 9 has Android 10 version, so it provides a couple additional features and increased performance. Galaxy S25 Ultra is a extremely thinner and much lighter cellphone than Xiaomi Redmi Note 9.
The Samsung Galaxy S25 Ultra features a much sharper display than Xiaomi Redmi Note 9, because it has a greater number of pixels per display inch, a higher 1440 x 3088 pixels resolution and a little bigger display. The Galaxy S25 Ultra has a much greater storage to install applications and games than Xiaomi Redmi Note 9, because although it has no SD memory card expansion slot, it also counts with more internal memory capacity.
Xiaomi Redmi Note 9 counts with a much powerful CPU than Samsung Galaxy S25 Ultra, although it has 9 GB less RAM, they both have a Octa-Core CPU. Galaxy S25 Ultra counts with a battery performance that is just as good as the battery lifetime in Xiaomi Redmi Note 9, although the Galaxy S25 Ultra has 5000mAh of battery capacity.
Samsung Galaxy S25 Ultra has a way better camera than Xiaomi Redmi Note 9, because it has a lot more mega pixels back camera, a lot larger back camera sensor, a way higher video resolution and a larger aperture to take better captures and video in poorly lited situations.
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