Compare phones
| Global Score | |
| 74.3 | 82.1 |
| Basic Information | |
| LG | Samsung |
| Android 10 | Android 9.0 Pie, 8.0 Oreo |
| 2020-04-27 | 2018-08-27 |
| 6.50 x 3.02 x 0.33 inches | 6.39 x 3.03 x 0.30 inches |
| 6.77 ounces | 6.74 ounces |
| Blue, Pink and Titanium | Black and White |
| -- | Glass and Metal |
| $ 190.00 | -- |
| Display / Screen | |
| 6.5 inches | 6.3 inches |
| 1600 x 720 pixels | 2220 x 1080 pixels |
| IPS LCD | Super AMOLED |
| 270 pixels per inch | 392 pixels per inch |
| No touch screen | No touch screen |
| 7.3 | 8 |
| Performance | |
| MediaTek Helio P35 MT6765 chipset | Qualcomm Snapdragon 660 SDM660 chipset |
| Arm Cortex-A53, 64-bit, 12 nm (Octa-Core 2300 MHz) processor | Kryo 260, 64-bit, 14 nm (Octa-Core 2200 MHz) processor |
| 3 GB RAM | 6 GB RAM |
| PowerVR GE8320 GPU | Adreno 512 GPU |
| 9.27 | 9.27 |
| Storage | |
| 64 GB internal memory | 64 GB internal memory |
| microSDXC (up to 2 TB) external memory slot | microSDXC (up to 400 GB) external memory slot |
| 14.74 | 11.34 |
| Camera | |
| 32.00 MP + 13.00 MP | 16.00 MP + 24.00 MP |
| -- | f/1.70 aperture |
| -- | 26.00mm focal length |
| -- | 0.36 inches (1/2.8") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 8.91 | 10.01 |
| 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 |
| 6.7 | 6.7 |
| Battery Life | |
| 4000mAh Battery | 3700mAh Li - Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.92 | 5.68 |
| 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, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Comparison review
Galaxy A8 Star is much better than LG K51S, getting an 82.1 score against 74.3. Although the Galaxy A8 Star is older than the LG K51S, it's construction is just a bit thinner and a little lighter. Both of these phones include Android operating system, but the Galaxy A8 Star has a more recent 9.0 Pie version and LG K51S has Android 10, so it gives you some nice extra features and performance enhancements.
The Galaxy A8 Star counts with a bit more vivid display than LG K51S, because although it has a little bit smaller display, it also counts with a way better 1080 x 2220 resolution and more pixels per display inch. The Galaxy A8 Star counts with a CPU that is very similar to the processor in LG K51S, and although the Galaxy A8 Star has a larger amount of RAM memory, they both have 8 CPU cores.
LG K51S counts with much more storage capacity for applications and games than Samsung Galaxy A8 Star, and although they both have equal 64 GB internal memory, the LG K51S also has a SD memory slot that supports a maximum of 2 TB. The Galaxy A8 Star captures much better pictures and videos than LG K51S, because although it has a lot worse resolution camera in the back, it also counts with a way higher 3840x2160 video resolution.
LG K51S has a bit better battery life than Galaxy A8 Star, because it has 4000mAh of battery capacity.
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