Compare phones
| Global Score | |
| 74.3 | 88.5 |
| Basic Information | |
| LG | Samsung |
| Android 10 | Android 12, 11, 10 |
| 2020-04-27 | 2020-02-14 |
| 6.50 x 3.02 x 0.33 inches | 6.59 x 2.90 x 0.28 inches |
| 6.77 ounces | 6.46 ounces |
| Blue, Pink and Titanium | Mirror black and Mirror purple |
| -- | Aluminum |
| $ 190.00 | $ 1380.00 |
| Display / Screen | |
| 6.5 inches | 6.7 inches |
| 1600 x 720 pixels | 2636 x 1080 pixels |
| IPS LCD | Dynamic AMOLED |
| 270 pixels per inch | 425 pixels per inch |
| No touch screen | No touch screen |
| 7.3 | 8.3 |
| Performance | |
| MediaTek Helio P35 MT6765 chipset | Qualcomm Snapdragon 855+ SM8150-AC (7 nm) chipset |
| Arm Cortex-A53, 64-bit, 12 nm (Octa-Core 2300 MHz) processor | Kryo 485, 64-bit, 7 nm (Octa-Core 2960 MHz) processor |
| 3 GB RAM | 8 GB RAM |
| PowerVR GE8320 GPU | Adreno 640 GPU |
| 9.27 | 9.72 |
| Storage | |
| 64 GB internal memory | 256 GB internal memory |
| microSDXC (up to 2 TB) external memory slot | No SD card slot |
| 14.74 | 13.3 |
| Camera | |
| 32.00 MP + 13.00 MP | 12.00 MP + 10.00 MP |
| -- | f/1.80 aperture |
| -- | 27.00mm focal length |
| -- | 0.39 inches (1/2.55") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 3840 x 2160 (60 fps) (4K) video resolution |
| -- | 1280 x 720 (960 fps) (HD) slow motion video |
| 8.91 | 10.23 |
| 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, Dual SIM | Nano SIM, Dual SIM |
| 6.7 | 6.7 |
| Battery Life | |
| 4000mAh Battery | 3300mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 5.92 | 5.28 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Comparison review
Galaxy Z Flip is much better than LG K51S, having a overall score of 88.5 against 74.3. Both devices in this comparison work with Android OS (Operating System), but the Galaxy Z Flip has newer 12 version and LG K51S has Android 10 version, so it gives you some additional features and optimized performance. The Galaxy Z Flip construction is a bit lighter and somewhat thinner than LG K51S, although both of them were released only a few months apart.
The Galaxy Z Flip features a little better hardware performance than LG K51S, and although they both have the same number of cores, the Galaxy Z Flip also has more RAM memory. Samsung Galaxy Z Flip counts with a much better display than LG K51S, because it has a quite larger screen, a way better display density and a lot higher 1080 x 2636 pixels resolution.
Galaxy Z Flip features a much better camera than LG K51S, because although it has a way less megapixels back facing camera, it also counts with a way better 3840x2160 (4K) video quality. LG K51S counts with more memory capacity for applications, games, photos and videos than Galaxy Z Flip, because although it has only 64 GB internal storage capacity, it also counts with a SD memory slot that supports up to 2 TB.
The LG K51S has improved battery life than Galaxy Z Flip, because it has a 21% more battery size.
Although Samsung Galaxy Z Flip is a better device, it is a lot more expensive than LG K51S, and it doesn't have such a good quality/price relation as the LG K51S. If you prefer to save a few dollars, you can buy the LG K51S, giving up some specs and features, but you'll get the most out of your money.
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