Compare phones
| Global Score | |
| 73.5 | 90.8 |
| Basic Information | |
| LG | Samsung |
| -- | Android 11, 10 |
| -- | 2020-04-29 |
| 5.87 x 3.01 x 0.35 inches | 6.26 x 2.90 x 0.34 inches |
| 5.33 ounces | 6.60 ounces |
| 16 777 216 | Prism cube black |
| -- | Aluminum and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| -- | $ 339.00 |
| Display / Screen | |
| 5.5 inches | 6.5 inches |
| 2560 x 1440 pixels (Quad HD / 2K) | 2400 x 1080 pixels |
| IPS LCD | Super AMOLED |
| 534 pixels per inch | 405 pixels per inch |
| 400 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 9 | 8.1 |
| Performance | |
| Qualcomm Snapdragon 808 MSM8992 chipset | Samsung Exynos 980 chipset |
| ARM Cortex-A57 and ARM Cortex-A53, 64-bit (Hexa-Core 1800 MHz) processor | ARM Cortex-A77 and ARM Cortex-A55, 64-bit, 8 nm (Octa-Core 2200 MHz) processor |
| 3 GB RAM | 6 GB RAM |
| Adreno 418 GPU | Mali-G76 MP5 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 1000 GB) external memory slot |
| 12.76 | 15.38 |
| Camera | |
| 12.30 MP + 8.00 MP | 48.00 MP + 32.00 MP |
| -- | f/2.00 aperture |
| -- | 26.00mm focal length |
| -- | 0.5 inches (1/2") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| -- | 1280 x 720 (480 fps) (HD) slow motion video |
| 8.36 | 11.55 |
| 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), HSDPA and HSUPA |
| Nano SIM | Nano SIM |
| 6.7 | 10.7 |
| Battery Life | |
| 3000mAh Li - Ion Battery | 4500mAh Li - Polymer Battery |
| Removable Battery | Non-Removable Battery |
| 4.96 | 6.32 |
| 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 A51 5G is a lot better than the LG X Mach, getting a score of 90.8 against 73.5. Galaxy A51 5G's body is a little thinner but heavier than LG X Mach. Samsung Galaxy A51 5G has just a little better performance than LG X Mach, because it has 3 GB more RAM and a greater number of faster cores.
The LG X Mach features a sharper display than Galaxy A51 5G, because although it has a little smaller display, it also counts with a higher amount of pixels per inch in the display and a better resolution of 1440 x 2560 pixels. Galaxy A51 5G features a much greater memory for applications and games than LG X Mach, because although it has a SD memory slot that admits 1000 GB smaller, it also counts with more internal memory capacity.
Samsung Galaxy A51 5G has a much better battery life than LG X Mach, because it has a 50 percent more battery capacity. The Galaxy A51 5G counts with a lot better camera than LG X Mach, and although they both have the same video frame rates and the same (4K) video resolution, the Galaxy A51 5G also has a much more megapixels camera in the back.
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