Compare phones
| Global Score | |
| 74.3 | 78.7 |
| Basic Information | |
| LG | Huawei |
| Android 10 | Android 8.0 Oreo, 7.0 Nougat |
| 2020-04-27 | 2017-01-10 |
| 6.50 x 3.02 x 0.33 inches | 5.98 x 2.95 x 0.30 inches |
| 6.77 ounces | 5.96 ounces |
| Blue, Pink and Titanium | Gold and Gray |
| -- | Metal |
| $ 190.00 | $ 775.00 |
| Display / Screen | |
| 6.5 inches | 5.5 inches |
| 1600 x 720 pixels | 2560 x 1440 pixels (Quad HD / 2K) |
| IPS LCD | AMOLED |
| 270 pixels per inch | 534 pixels per inch |
| No touch screen | No touch screen |
| 7.3 | 8.7 |
| Performance | |
| MediaTek Helio P35 MT6765 chipset | HiSilicon Kirin 960 chipset |
| Arm Cortex-A53, 64-bit, 12 nm (Octa-Core 2300 MHz) processor | ARM Cortex-A73 and ARM Cortex-A53, 64-bit (Octa-Core 2400 MHz) processor |
| 3 GB RAM | 6 GB RAM |
| PowerVR GE8320 GPU | Mali-G71 MP8 GPU |
| 9.27 | 9.36 |
| Storage | |
| 64 GB internal memory | 128 GB internal memory |
| microSDXC (up to 2 TB) external memory slot | No SD card slot |
| 14.74 | 10.1 |
| Camera | |
| 32.00 MP + 13.00 MP | 12.00 MP + 8.00 MP |
| -- | f/2.20 aperture |
| -- | 27.00mm focal length |
| -- | 0.34 inches (1/2.9") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| -- | 1920 x 1080 (60 fps) (Full HD) slow motion video |
| 8.91 | 9.57 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | -- |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G) and HSPA |
| Nano SIM, Dual SIM | Nano SIM |
| 6.7 | 5.5 |
| Battery Life | |
| 4000mAh Battery | 4000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.92 | 5.92 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 4.2 |
| 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 Huawei Mate 9 Pro has a score of 78.7, which is just a bit better than LG K51S's 74.3 global score. Although the Huawei Mate 9 Pro is noticeably older than the LG K51S, it's construction is a little bit thinner and somewhat lighter. These devices come with Android OS (Operating System), but Huawei Mate 9 Pro has the newer 8.0 Oreo version while LG K51S has Android 10, giving lots of additional features and better performance.
Huawei Mate 9 Pro features a better looking screen than LG K51S, because although it has a little bit smaller screen, it also counts with a lot higher 1440 x 2560 resolution and a lot greater pixel quantity per inch of display. Huawei Mate 9 Pro counts with a bit superior processor than LG K51S, and although they both have the same number of cores, the Huawei Mate 9 Pro also has a larger amount of RAM.
Huawei Mate 9 Pro takes a little bit better photographs and videos than LG K51S, because although it has a back-facing camera with much less mega-pixels resolution, it also counts with a lot better video definition. The LG K51S counts with a much bigger storage capacity for applications and games than Huawei Mate 9 Pro, because although it has just 64 GB internal memory capacity, it also counts with a SD extension slot that holds a maximum of 2 TB.
LG K51S and Huawei Mate 9 Pro count with extremely similar batteries duration.
Although Huawei Mate 9 Pro is a better device, it costs a lot more than LG K51S, and it doesn't have such a good quality/price relation as the LG K51S. So if you need that extra specs and features, you can buy Huawei Mate 9 Pro, but if you don't you can save some money and buy the LG K51S, giving up some features and specs.
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