Compare phones
| Global Score | |
| 77.8 | 87.7 |
| Basic Information | |
| Xiaomi | Samsung |
| Android 11 | Android 10 |
| 2022-03-15 | 2020-09-11 |
| 6.01 x 2.75 x 0.32 inches | 6.45 x 3.00 x 0.37 inches |
| 6.21 ounces | 7.51 ounces |
| Blue, Grey and Purple | Black and White |
| Aluminum and Glass | Plastic and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 6.3 inches | 6.7 inches |
| 2400 x 1080 pixels | 2340 x 1080 pixels |
| AMOLED | Super AMOLED Plus |
| 418 pixels per inch | 385 pixels per inch |
| 1100 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 8.9 | 8 |
| Performance | |
| Qualcomm Snapdragon 870 SM8250-AC (7 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 650 GPU | Adreno 618 GPU |
| 6.21 | 9.27 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| No SD card slot | microSDXC (up to 512 GB) external memory slot |
| 10.1 | 14.14 |
| Camera | |
| 50.00 MP + 32.00 MP | 64.00 MP + 32.00 MP |
| f/1.90 aperture | f/1.80 aperture |
| 50.00mm focal length | 26.00mm focal length |
| -- | 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 (960 fps) (Full HD) slow motion video | -- |
| 11.88 | 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, Dual SIM | Nano SIM, Dual SIM |
| 10.6 | 6.7 |
| Battery Life | |
| 4500mAh Battery | 7000mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.32 | 8.32 |
| Other Features | |
| Bluetooth 5.1 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| Infra-red port | -- |
| 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 score of 87.7, which is much better than the Xiaomi 12X's 77.8 global score. These devices include Android OS, but the Samsung Galaxy M51 has older 10 version while Xiaomi 12X has Android 11. Even being the best we are comparing here, the Samsung Galaxy M51 is an older, somewhat heavier and somewhat thicker phone than the Xiaomi 12X.
Xiaomi 12X counts with a more vivid screen than Galaxy M51, because although it has a quite smaller screen, it also counts with a slightly better resolution of 1080 x 2400 pixels and a bit more pixels per inch of screen. The Samsung Galaxy M51 features a very superior storage capacity for applications and games than Xiaomi 12X, and although they both have equal internal storage, the Samsung Galaxy M51 also has an external memory card slot that admits up to 512 GB.
The Galaxy M51 has a way better performance than Xiaomi 12X, although it has a lower amount of RAM memory, they both have a Octa-Core CPU. Galaxy M51 features a very superior battery lifetime than Xiaomi 12X, because it has a 56% bigger battery capacity. Samsung Galaxy M51's camera is very similar to the camera in Xiaomi 12X, and although the Samsung Galaxy M51 has a larger aperture to capture better low-light photos and videos, a way better resolution back camera and faster video frame rate, they both have the same 3840x2160 video resolution.
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