Compare phones
| Global Score | |
| 67.9 | 74.3 |
| Basic Information | |
| Samsung | LG |
| Android 5.1 | Android 10 |
| 2015-07-14 | 2020-04-27 |
| 6.22 x 3.02 x 0.23 inches | 6.50 x 3.02 x 0.33 inches |
| 5.33 ounces | 6.77 ounces |
| Gold, Gray and White | Blue, Pink and Titanium |
| Metal; metal | -- |
| $ 285.00 | $ 190.00 |
| Display / Screen | |
| 5.7 inches | 6.5 inches |
| 1080 x 1920 pixels (Full HD) | 1600 x 720 pixels |
| Super AMOLED | IPS LCD |
| 386 pixels per inch | 270 pixels per inch |
| Capacitive, Multi-touch | No touch screen |
| 8.7 | 7.3 |
| Performance | |
| Qualcomm Snapdragon 615 8939 chipset | MediaTek Helio P35 MT6765 chipset |
| ARM Cortex-A53, 64-bit (Single-Core 1500 MHz) processor | Arm Cortex-A53, 64-bit, 12 nm (Octa-Core 2300 MHz) processor |
| 2 GB (800 MHz) RAM | 3 GB RAM |
| Adreno 405 GPU | PowerVR GE8320 GPU |
| 8.01 | 9.27 |
| Storage | |
| 32 GB internal memory | 64 GB internal memory |
| microSD, microSDHC, microSDXC (up to 128 GB) external memory slot | microSDXC (up to 2 TB) external memory slot |
| 8.12 | 14.74 |
| Camera | |
| 16.00 MP + 5.00 MP | 32.00 MP + 13.00 MP |
| f/1.90 aperture | -- |
| 1920 x 1080 (Full HD) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 8.14 | 8.91 |
| Networks | |
| Wi-Fi | Wi-Fi |
| -- | Mobile Hotspot |
| GSM and CDMA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| SIM | Nano SIM, Dual SIM |
| 2.6 | 6.7 |
| Battery Life | |
| 3050mAh Battery | 4000mAh Battery |
| Removable Battery | Non-Removable Battery |
| 304 hours standby time | -- |
| 5.04 | 5.92 |
| Other Features | |
| Bluetooth 4.1 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| -- | Fingerprint ID Scanner |
| Accelerometer, Compass, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Comparison review
The LG K51S has an overall score of 74.3, which is slightly better than Galaxy A8's general score of 67.9. LG K51S's design is a lot newer, but heavier and noticeably thicker than Galaxy A8. These phones include Android OS (Operating System), but the LG K51S has newer 10 version and Galaxy A8 has Android 5.1, so it gives you some extra features.
LG K51S features a quite better hardware performance than Galaxy A8, because it has a greater amount of RAM and a larger number of cores. Samsung Galaxy A8 counts with a more vivid screen than LG K51S, because although it has a quite smaller display, it also counts with a higher resolution of 1920 x 1080 and a higher quantity of pixels per screen inch.
The LG K51S has much more storage capacity for applications, games, photos and videos than Samsung Galaxy A8, because it has more internal memory and a SD memory slot that holds up to 2 TB. The LG K51S captures clearer pictures and videos than Galaxy A8, and although they both have the same (Full HD) video definition and the same video frame rate, the LG K51S also has a camera with a much higher resolution.
LG K51S counts with improved battery life than Samsung Galaxy A8, because it has a 31% greater battery capacity.
LG K51S is not only the best phones of the ones in this comparison, but it's also by far the cheapest.
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