Compare phones
| Global Score | |
| 75.2 | 87.7 |
| Basic Information | |
| Xiaomi | Samsung |
| Android 4.4.3 | Android 10 |
| 2014-07-22 | 2020-09-11 |
| 5.48 x 2.70 x 0.35 inches | 6.45 x 3.00 x 0.37 inches |
| 5.26 ounces | 7.51 ounces |
| Black and White | Black and White |
| -- | Plastic and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 329.00 | -- |
| Display / Screen | |
| 5 inches | 6.7 inches |
| 1080 x 1920 pixels (Full HD) | 2340 x 1080 pixels |
| IPS LCD | Super AMOLED Plus |
| 441 pixels per inch | 385 pixels per inch |
| Capacitive, Multi-touch | No touch screen |
| 9.1 | 8 |
| Performance | |
| Qualcomm Snapdragon 801 8974-AC chipset | Qualcomm Snapdragon 730 SM7150-AA chipset |
| Qualcomm Krait 400 (Quad-Core 2500 MHz) processor | Kryo 470, 64-bit, 8 nm (Octa-Core 2200 MHz) processor |
| 3 GB RAM | 6 GB RAM |
| Adreno 330 (450 MHz) GPU | Adreno 618 GPU |
| 9.36 | 9.27 |
| Storage | |
| 64 GB internal memory | 128 GB internal memory |
| No SD card slot | microSDXC (up to 512 GB) external memory slot |
| 7.7 | 14.14 |
| Camera | |
| 13.00 MP + 8.00 MP | 64.00 MP + 32.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| -- | 26.00mm focal length |
| 0.33 inches (1/3.06") sensor | 0.57 inches (1/1.76") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1920 x 1080 (60 fps) (Full HD) slow motion video | -- |
| 9.79 | 11.88 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G), HSPA+ (4G), HSDPA, HSUPA, EDGE, GPRS and GSM | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| SIM | Nano SIM, Dual SIM |
| 7 | 6.7 |
| Battery Life | |
| 3080mAh Li-Polymer Battery | 7000mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.04 | 8.32 |
| Other Features | |
| Bluetooth 4.0 | Bluetooth 5.0 |
| GPS | GPS |
| -- | NFC |
| Infra-red port | -- |
| -- | Fingerprint ID Scanner |
| Accelerometer, Compass, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Comparison review
The Galaxy M51 has a score of 87.7, which is better than the Xiaomi Mi 4's 75.2 global score. Both devices we are comparing come with Android OS (operating system), but the Galaxy M51 has 10 version and Xiaomi Mi 4 has Android 4.4.3 version. Galaxy M51's body is way newer, but much heavier and a bit thicker than Xiaomi Mi 4.
Xiaomi Mi 4 features a better looking screen than Samsung Galaxy M51, because although it has a way smaller display and a bit lower 1920 x 1080 resolution, it also counts with a quite greater pixel number per display inch. The Xiaomi Mi 4 counts with a little better hardware performance than Galaxy M51, because although it has an inferior number of cores (but faster) and lesser RAM, it also counts with an additional graphics processing unit.
The Galaxy M51 takes much better photos and videos than Xiaomi Mi 4, and although they both have the same 3840x2160 video definition, a same size aperture and the same 30 frames per second video frame rates, the Galaxy M51 also has a camera in the back with a lot higher resolution and a much larger back camera sensor which gives a much higher photo and video quality.
Galaxy M51 counts with a lot bigger memory for games and applications than Xiaomi Mi 4, because it has a SD memory card expansion slot that admits a maximum of 512 GB and 128 GB internal storage capacity. The Galaxy M51 counts with a really longer battery lifetime than Xiaomi Mi 4, because it has a 127% more battery size.
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