Compare phones
| Global Score | |
| 81 | 87.7 |
| Basic Information | |
| Xiaomi | Samsung |
| Android 12 | Android 10 |
| -- | 2020-09-11 |
| -- | 6.45 x 3.00 x 0.37 inches |
| -- | 7.51 ounces |
| Black and White | Black and White |
| Aluminum and Ceramic | Plastic and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 6.7 inches | 6.7 inches |
| 3200 x 1440 pixels | 2340 x 1080 pixels |
| AMOLED | Super AMOLED Plus |
| 524 pixels per inch | 385 pixels per inch |
| 1500 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 9.7 | 8 |
| Performance | |
| Qualcomm Snapdragon 8+ Gen 1 SM8450 (4 nm) chipset | Qualcomm Snapdragon 730 SM7150-AA chipset |
| processor | Kryo 470, 64-bit, 8 nm (Octa-Core 2200 MHz) processor |
| 8 GB RAM | 6 GB RAM |
| Adreno 730 GPU | Adreno 618 GPU |
| 6.21 | 9.27 |
| Storage | |
| 256 GB internal memory | 128 GB internal memory |
| No SD card slot | microSDXC (up to 512 GB) external memory slot |
| 13.3 | 14.14 |
| Camera | |
| 50.00 MP + 20.00 MP | 64.00 MP + 32.00 MP |
| f/2.00 aperture | f/1.80 aperture |
| 24.00mm focal length | 26.00mm focal length |
| 0.5 inches (1/2") sensor | 0.57 inches (1/1.76") sensor |
| 7680 x 4320 (24 fps) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1920 x 1080 (1920 fps) (Full HD) slow motion video | -- |
| 12.32 | 11.88 |
| 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, Dual SIM |
| 10.6 | 6.7 |
| Battery Life | |
| 4800mAh Battery | 7000mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 6.64 | 8.32 |
| Other Features | |
| Bluetooth 5.2 | Bluetooth 5.0 |
| GPS | GPS |
| -- | NFC |
| 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
Samsung Galaxy M51 has a global score of 87.7, which is slightly better than Xiaomi 12S Ultra's global score of 81. These phones have Android operating system, but Samsung Galaxy M51 has the previous 10 version while Xiaomi 12S Ultra has Android 12. The Galaxy M51 features a really superior performance than Xiaomi 12S Ultra, although it has a smaller amount of RAM, they both have a Octa-Core processor.
Xiaomi 12S Ultra features a much better screen than Galaxy M51, and although they both have a same size display, the Xiaomi 12S Ultra also has a higher screen pixels density and a higher 1440 x 3200 resolution. The Samsung Galaxy M51 counts with a slightly better memory capacity for games and applications than Xiaomi 12S Ultra, because although it has only 128 GB internal storage capacity, it also counts with an external memory slot that supports up to 512 GB.
The Galaxy M51 has a much better battery performance than Xiaomi 12S Ultra, because it has a 7000mAh battery capacity. Xiaomi 12S Ultra features a bit better camera than Samsung Galaxy M51, because although it has a smaller aperture, a tinier back-facing camera sensor giving a lower image quality and a camera in the back with a lot lower 50 mega-pixels resolution, it also counts with a way better 7680x4320 video resolution.
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