Compare phones
| Global Score | |
| 74.3 | 78.9 |
| 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 | 6.30 x 3.00 x 0.32 inches |
| 6.77 ounces | 5.89 ounces |
| Blue, Pink and Titanium | Black, Purple and White |
| -- | Plastic |
| -- | Scratch-Resistant Glass |
| $ 190.00 | $ 167.00 |
| Display / Screen | |
| 6.5 inches | 6 inches |
| 1600 x 720 pixels | 2160 x 1080 pixels |
| IPS LCD | OLED |
| 270 pixels per inch | 402 pixels per inch |
| No touch screen | No touch screen |
| 7.3 | 8 |
| 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 | 3700mAh 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, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Comparison review
The Google Pixel 3a XL has a general score of 78.9, which is just a bit better than LG K51S's 74.3 overall score. Google Pixel 3a XL's body is a little thinner and somewhat lighter than the LG K51S, despite of the fact that it was released just a little over a year before. Both of these phones use Android OS, but Google Pixel 3a XL has the newer 11 version while LG K51S has Android 10 version, giving you lots of additional features and performance tweaks.
Google Pixel 3a XL features a bit better looking display than LG K51S, because although it has a little smaller screen, it also counts with more pixels per screen inch and a lot better 1080 x 2160 resolution. The LG K51S features a much bigger storage to store more apps and games than Google Pixel 3a XL, and although they both have exactly the same 64 GB internal storage capacity, the LG K51S also has a SD extension slot that admits a maximum of 2 TB.
The LG K51S has a little bit better processing power than Google Pixel 3a XL, although it has a smaller amount of RAM, they both have 8 cores. The LG K51S has a little better battery performance than Google Pixel 3a XL, because it has a 4000mAh battery size. Google Pixel 3a XL has a bit better camera than LG K51S, because although it has a camera in the back with a lot lower resolution, it also counts with a much higher (4K) video resolution.
The Google Pixel 3a XL is not only the best phones between the ones we are comparing here, but it's also cheaper than the LG K51S, making buying this phone a simple decision.
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