Compare phones
| Global Score | |
| 74.3 | 77.1 |
| Basic Information | |
| LG | Asus |
| Android 10 | -- |
| 2020-04-27 | 2018-10-29 |
| 6.50 x 3.02 x 0.33 inches | 6.25 x 3.00 x 0.34 inches |
| 6.77 ounces | 7.05 ounces |
| Blue, Pink and Titanium | Black |
| -- | Aluminum and Glass |
| -- | Scratch-Resistant Glass |
| $ 190.00 | $ 1099.00 |
| Display / Screen | |
| 6.5 inches | 6 inches |
| 1600 x 720 pixels | 2160 x 1080 pixels |
| IPS LCD | AMOLED |
| 270 pixels per inch | 402 pixels per inch |
| -- | 550 cd/m2 brightness |
| No touch screen | No touch screen |
| 7.3 | 8.6 |
| Performance | |
| MediaTek Helio P35 MT6765 chipset | Qualcomm Snapdragon 845 SDM845 chipset |
| Arm Cortex-A53, 64-bit, 12 nm (Octa-Core 2300 MHz) processor | Kryo 385, 64-bit, 10 nm (Octa-Core 2960 MHz) processor |
| 3 GB RAM | 8 GB RAM |
| PowerVR GE8320 GPU | Adreno 630 GPU |
| 9.27 | 9.72 |
| Storage | |
| 64 GB internal memory | 512 GB internal memory |
| microSDXC (up to 2 TB) external memory slot | No SD card slot |
| 14.74 | 17.6 |
| Camera | |
| 32.00 MP + 13.00 MP | 8.00 MP |
| -- | f/1.80 aperture |
| -- | 24.00mm focal length |
| -- | 0.39 inches (1/2.55") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 3840 x 2160 (60 fps) (4K) video resolution |
| -- | 1280 x 720 (240 fps) (HD) slow motion video |
| 8.91 | 3.63 |
| 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, Dual SIM |
| 6.7 | 6.7 |
| Battery Life | |
| 4000mAh Battery | 4000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.92 | 5.92 |
| 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, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Comparison review
The Asus ROG Phone is a bit better than the LG K51S, having a global score of 77.1 against 74.3. Asus ROG Phone's body is older, just a little thicker and a little bit heavier than LG K51S. The Asus ROG Phone counts with a bit more powerful processor than LG K51S, and although they both have a Octa-Core CPU, the Asus ROG Phone also has a higher amount of RAM.
Asus ROG Phone has a sharper screen than LG K51S, because although it has a little smaller screen, it also counts with a greater amount of pixels per display inch and a much higher resolution of 1080 x 2160px. The Asus ROG Phone features a better memory capacity for applications and games than LG K51S, because although it has no slot for SD memory cards, it also counts with 512 GB internal memory capacity.
The LG K51S and the Asus ROG Phone feature extremely similar batteries. The LG K51S captures way better photographs and videos than Asus ROG Phone, although it has lower 30 fps video frame rate, they both have the same 1920x1080 video quality.
Although Asus ROG Phone is a better device, it costs a lot more than LG K51S, and it doesn't have such a good quality/price relation as LG K51S. So if you need that extra specs and features, you can buy Asus ROG Phone, but if you don't you can save a couple dollars and buy the LG K51S, giving up some features and specs.
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