Compare phones
| Global Score | |
| 71.1 | 81.7 |
| Basic Information | |
| LG | Samsung |
| Android 10 | -- |
| 2020-05-06 | 2017-04-21 |
| 6.57 x 3.07 x 0.33 inches | 5.86 x 2.68 x 0.31 inches |
| 7.17 ounces | 5.47 ounces |
| Titan gray | Arctic silver, Burgundy red, Coral blue, Maple gold, Midnight black, Orchid gray and Rose pink |
| -- | Aluminum and Glass (Corning Gorilla Glass 5) |
| -- | Scratch-Resistant Glass |
| $ 174.00 | $ 173.00 |
| Display / Screen | |
| 6.5 inches | 5.8 inches |
| 1560 x 720 pixels | 2960 x 1440 pixels |
| IPS LCD | Super AMOLED |
| 264 pixels per inch | 568 pixels per inch |
| No touch screen | No touch screen |
| 7.2 | 8.9 |
| Performance | |
| MediaTek Helio P22 MT6762 chipset | Qualcomm Snapdragon 835 MSM8998 chipset |
| Arm Cortex-A53, 64-bit, 12 nm (Octa-Core 2000 MHz) processor | Kryo 280, 64-bit, 10 nm (Octa-Core 2350 MHz) processor |
| 3 GB RAM | 4 GB RAM |
| IMG PowerVR GE8320 GPU | Adreno 540 GPU |
| 9.09 | 9.27 |
| Storage | |
| 32 GB internal memory | 64 GB internal memory |
| microSDXC (up to 1,95 TB) external memory slot | microSDXC (up to 256 GB) external memory slot |
| 12.76 | 10.78 |
| Camera | |
| 13.00 MP + 13.00 MP | 12.00 MP + 8.00 MP |
| f/1.80 aperture | f/1.70 aperture |
| -- | 26.00mm focal length |
| 0.33 inches (1/3") sensor | 0.39 inches (1/2.55") sensor |
| 1920 x 1080 (Full HD) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| -- | 1280 x 720 (240 fps) (HD) slow motion video |
| 8.14 | 9.79 |
| 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 |
| 6.7 | 6.7 |
| Battery Life | |
| 4000mAh Li - Ion Battery | 3000mAh Li - Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 5.92 | 4.96 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0, EDR |
| GPS | GPS |
| -- | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | -- |
Comparison review
Galaxy S8 has a general score of 81.7, which is much better than LG K51's overall score of 71.1. Galaxy S8's body is much lighter and a little bit thinner than LG K51, although it was released many years before. Galaxy S8 has a way better looking screen than LG K51, because although it has a quite smaller screen, it also counts with much more pixels per inch in the screen and a way better 1440 x 2960 resolution.
The Galaxy S8 counts with a bit superior CPU than LG K51, and although they both have a Octa-Core processor, the Galaxy S8 also has more RAM. Galaxy S8 has a much better camera than LG K51, because although it has a worse 12 mega pixels resolution back camera, it also counts with a larger diafragm aperture for better images and video in poorly lited environments, a larger back camera sensor providing a higher image quality and a lot higher video resolution.
The LG K51 features a greater storage capacity for apps and games than Galaxy S8, because although it has just 32 GB internal storage capacity, it also counts with a slot for external memory cards that allows up to 1,95 TB. LG K51 features longer battery performance than Galaxy S8, because it has a 33% greater battery size.
Even being the best phone in our comparison, Galaxy S8 is also the cheapest one.
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