| Global Score | |
| 74.3 | 94 |
| Basic Information | |
| LG | Asus |
| Android 10 | -- |
| 2020-04-27 | 2021-06-07 |
| 6.50 x 3.02 x 0.33 inches | 6.80 x 3.04 x 0.41 inches |
| 6.77 ounces | 8.40 ounces |
| Blue, Pink and Titanium | Matte White |
| -- | Aluminum and Glass (Corning Gorilla Glass 3) |
| -- | Scratch-Resistant Glass |
| $ 190.00 | -- |
| Display / Screen | |
| 6.5 inches | 6.8 inches |
| 1600 x 720 pixels | 2448 x 1080 pixels |
| IPS LCD | AMOLED |
| 270 pixels per inch | 393 pixels per inch |
| -- | 1200 cd/m2 brightness |
| No touch screen | No touch screen |
| 7.3 | 9 |
| Performance | |
| MediaTek Helio P35 MT6765 chipset | Snapdragon 888 chipset |
| Arm Cortex-A53, 64-bit, 12 nm (Octa-Core 2300 MHz) processor | Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor |
| 3 GB RAM | 18 GB RAM |
| PowerVR GE8320 GPU | Adreno 660 GPU |
| 9.27 | 9.81 |
| 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 | 64.00 MP + 24.00 MP |
| -- | f/1.80 aperture |
| -- | 11.00mm focal length |
| -- | 0.59 inches (1/1.7") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 7680 x 4320 (30 fps) video resolution |
| -- | 1280 x 720 (480 fps) (HD) slow motion video |
| 8.91 | 12.87 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.7 | 10.7 |
| Battery Life | |
| 4000mAh Battery | 6000mAh Nano SIM Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.92 | 7.52 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.2 |
| 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 |
Asus ROG Phone 5 Ultimate is much better than the LG K51S, getting a 94 score against 74.3. Asus ROG Phone 5 Ultimate's design is newer than the LG K51S's, but it is heavier and thicker. The Asus ROG Phone 5 Ultimate features a little better processing power than LG K51S, and although they both have 8 processing cores, the Asus ROG Phone 5 Ultimate also has a larger amount of RAM memory.
The Asus ROG Phone 5 Ultimate counts with a way better looking display than LG K51S, because it has a little bigger screen, a higher amount of pixels per display inch and a much higher 1080 x 2448px resolution. The Asus ROG Phone 5 Ultimate features a greater memory to install applications and games or saving photos and videos than LG K51S, because although it has no slot for external memory cards, it also counts with 512 GB internal storage.
The Asus ROG Phone 5 Ultimate has a very superior camera than LG K51S, because it has a lot higher 64 mega pixels resolution back camera and a much higher video quality. Asus ROG Phone 5 Ultimate counts with a superior battery duration than LG K51S, because it has a 50% more battery size.
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