Compare phones
| Global Score | |
| 74.3 | 77.2 |
| Basic Information | |
| LG | LG |
| Android 10 | Android 7.0 Nougat |
| 2020-04-27 | 2017-07-21 |
| 6.50 x 3.02 x 0.33 inches | 5.87 x 2.83 x 0.31 inches |
| 6.77 ounces | 5.15 ounces |
| Blue, Pink and Titanium | Gray |
| -- | Metal |
| -- | Scratch-Resistant Glass |
| $ 190.00 | -- |
| Display / Screen | |
| 6.5 inches | 5.2 inches |
| 1600 x 720 pixels | 2560 x 1440 pixels (Quad HD / 2K) |
| IPS LCD | IPS LCD |
| 270 pixels per inch | 565 pixels per inch |
| -- | 500 cd/m2 brightness |
| No touch screen | No touch screen |
| 7.3 | 9.2 |
| Performance | |
| MediaTek Helio P35 MT6765 chipset | Qualcomm Snapdragon 820 MSM8996 chipset |
| Arm Cortex-A53, 64-bit, 12 nm (Octa-Core 2300 MHz) processor | Kryo, 64-bit, 14 nm (Quad-Core 2150 MHz) processor |
| 3 GB RAM | 4 GB RAM |
| PowerVR GE8320 GPU | Adreno 530 GPU |
| 9.27 | 8.91 |
| Storage | |
| 64 GB internal memory | 32 GB internal memory |
| microSDXC (up to 2 TB) external memory slot | microSDXC (up to 1,95 TB) external memory slot |
| 14.74 | 12.76 |
| Camera | |
| 32.00 MP + 13.00 MP | 16.00 MP + 5.00 MP |
| -- | f/1.80 aperture |
| -- | 28.00mm focal length |
| -- | 0.38 inches (1/2.6") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| -- | 1280 x 720 (120 fps) (HD) slow motion video |
| 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 | 3000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.92 | 4.96 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 4.2 |
| GPS | GPS |
| NFC | NFC |
| -- | Infra-red port |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Comparison review
LG Q8 has a global score of 77.2, which is a little bit better than LG K51S's score of 74.3. Although the LG Q8 is noticeably older than LG K51S, it's construction is a little thinner and noticeably lighter. These phones include Android OS (operating system), but LG Q8 has a more recent 7.0 Nougat version and LG K51S has Android 10.
The LG K51S has a little faster CPU than LG Q8, because although it has a smaller amount of RAM, it also counts with more cpu cores. The LG Q8 features an incredibly better screen than LG K51S, because although it has a lot smaller display, it also counts with a lot higher 1440 x 2560 resolution and a much greater screen pixels density.
The LG K51S counts with a better storage for applications, games, photos and videos than LG Q8, because it has 64 GB internal storage capacity and a slot for an SD memory card that holds a maximum of 2 TB. LG Q8 shoots much clearer photos and videos than LG K51S, because although it has a lot less megapixels resolution back-facing camera, it also counts with a way better (4K) video resolution.
LG K51S has better battery life than LG Q8, because it has a 4000mAh battery capacity instead of 3000mAh.
Disclaimer: As an Amazon Associate I earn from qualifying purchases.