Compare phones
| Global Score | |
| 73.5 | 87.7 |
| Basic Information | |
| LG | Samsung |
| -- | Android 10 |
| -- | 2020-09-11 |
| 5.87 x 3.01 x 0.35 inches | 6.45 x 3.00 x 0.37 inches |
| 5.33 ounces | 7.51 ounces |
| 16 777 216 | Black and White |
| -- | Plastic and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 5.5 inches | 6.7 inches |
| 2560 x 1440 pixels (Quad HD / 2K) | 2340 x 1080 pixels |
| IPS LCD | Super AMOLED Plus |
| 534 pixels per inch | 385 pixels per inch |
| 400 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 9 | 8 |
| Performance | |
| Qualcomm Snapdragon 808 MSM8992 chipset | Qualcomm Snapdragon 730 SM7150-AA chipset |
| ARM Cortex-A57 and ARM Cortex-A53, 64-bit (Hexa-Core 1800 MHz) processor | Kryo 470, 64-bit, 8 nm (Octa-Core 2200 MHz) processor |
| 3 GB RAM | 6 GB RAM |
| Adreno 418 GPU | Adreno 618 GPU |
| 8.82 | 9.27 |
| Storage | |
| 32 GB internal memory | 128 GB internal memory |
| microSDXC (up to 1,95 TB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 12.76 | 14.14 |
| Camera | |
| 12.30 MP + 8.00 MP | 64.00 MP + 32.00 MP |
| -- | f/1.80 aperture |
| -- | 26.00mm focal length |
| -- | 0.57 inches (1/1.76") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 8.36 | 11.88 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM, Dual SIM |
| 6.7 | 6.7 |
| Battery Life | |
| 3000mAh Li - Ion Battery | 7000mAh Battery |
| Removable Battery | Non-Removable Battery |
| 4.96 | 8.32 |
| Other Features | |
| Bluetooth 4.2 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | 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 | FM Radio |
Comparison review
Galaxy M51 has an overall score of 87.7, which is much better than the LG X Mach's general score of 73.5. Even being the best in this comparison review, Galaxy M51's construction is just a little thicker and incredibly heavier than LG X Mach. The Galaxy M51 has a bit superior processing unit than LG X Mach, because it has a higher amount of RAM and 2 more cores.
LG X Mach counts with a brighter display than Galaxy M51, because although it has a little smaller screen, it also counts with a better resolution of 1440 x 2560 pixels and a higher screen density. The Galaxy M51 counts with a lot better camera than LG X Mach, and although they both have the same (4K) video definition and the same 30 fps video frame rate, the Galaxy M51 also has a camera with a much higher resolution.
Galaxy M51 has a greater memory to install applications and games or saving photos and videos than LG X Mach, because although it has a SD memory card expansion slot that supports a maximum of 512 GB against 1,95 TB, it also counts with more internal memory capacity. Galaxy M51 counts with a superior battery duration than LG X Mach, because it has a 7000mAh battery capacity instead of 3000mAh.
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