Compare phones
| Global Score | |
| 74.3 | 78.8 |
| Basic Information | |
| LG | |
| Android 10 | Android 11, 10, 9.0 Pie |
| 2020-04-27 | 2019-05-07 |
| 6.50 x 3.02 x 0.33 inches | 5.96 x 2.76 x 0.32 inches |
| 6.77 ounces | 5.19 ounces |
| Blue, Pink and Titanium | Black, Purple and White |
| -- | Plastic |
| -- | Scratch-Resistant Glass |
| $ 190.00 | $ 186.00 |
| Display / Screen | |
| 6.5 inches | 5.6 inches |
| 1600 x 720 pixels | 2220 x 1080 pixels |
| IPS LCD | OLED |
| 270 pixels per inch | 441 pixels per inch |
| No touch screen | No touch screen |
| 7.3 | 8.2 |
| Performance | |
| MediaTek Helio P35 MT6765 chipset | Qualcomm Snapdragon 670 SDM670 chipset |
| Arm Cortex-A53, 64-bit, 12 nm (Octa-Core 2300 MHz) processor | Kryo 360, 64-bit, 10 nm (Octa-Core 2000 MHz) processor |
| 3 GB RAM | 4 GB RAM |
| PowerVR GE8320 GPU | Adreno 615 GPU |
| 9.27 | 9.09 |
| Storage | |
| 64 GB internal memory | 64 GB internal memory |
| microSDXC (up to 2 TB) external memory slot | No SD card slot |
| 14.74 | 7.7 |
| Camera | |
| 32.00 MP + 13.00 MP | 12.20 MP + 8.00 MP |
| -- | f/1.80 aperture |
| -- | 28.00mm focal length |
| -- | 0.39 inches (1/2.55") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| -- | 1280 x 720 (240 fps) (HD) slow motion video |
| 8.91 | 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, Dual SIM | Nano SIM |
| 6.7 | 6.7 |
| Battery Life | |
| 4000mAh Battery | 3000mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.92 | 4.96 |
| 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
The Google Pixel 3a has a score of 78.8, which is a little bit better than the LG K51S's 74.3 score. The Google Pixel 3a design is a little thinner and much lighter than the LG K51S, despite of the fact that it was released only 12 months before. Both phones we compare here use Android OS, but Google Pixel 3a has the newer 11 version and LG K51S has Android 10, providing some nice extra features and improved performance.
LG K51S has a bit superior processor than Google Pixel 3a, although it has lesser RAM, they both have a Octa-Core CPU. Google Pixel 3a counts with a brighter screen than LG K51S, because although it has a little bit smaller screen, it also counts with a lot greater display pixels density and a much better 1080 x 2220 resolution.
The Google Pixel 3a shoots a bit better videos and photos than LG K51S, because although it has a way worse resolution camera, it also counts with a way higher 3840x2160 (4K) video quality. LG K51S features a much better memory to install applications and games than Google Pixel 3a, and although they both have exactly the same 64 GB internal memory capacity, the LG K51S also has an external SD slot that admits up to 2 TB.
The LG K51S counts with greater battery duration than Google Pixel 3a, because it has a 33 percent more battery size.
Even being the best phone in our current comparison, the Google Pixel 3a is also the cheapest one.
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