| Attribute |
ASUS VivoBook X540UA-DM1517T (90NB0HF1-M25880) × | 
LG U series 15UD470-KX55K (15UD470-KX55K) × |
| General | | |
| Model | ASUS VivoBook X540UA-DM1517T | LG U series 15UD470-KX55K |
| Product code | 90NB0HF1-M25880 | 15UD470-KX55K |
| Design | | |
| Product colour | Black, Chocolate | White, Black |
| Form factor | Clamshell | Clamshell |
| Brand | ASUS | LG |
| Family | VivoBook | U series |
| Series | 15 | - |
| Model name | X540UA-DM1517T | 15UD470-KX55K |
| Part number | 90NB0HF1-M25880 | 15UD470-KX55K |
| Release year (year) | 2019 | 2017 |
| Processor | | |
| Processor family | 7th gen Intel Core i5 | 7th gen Intel Core i5 |
| Processor frequency (GHz) | 2.5 | 2.5 |
| Processor boost frequency (GHz) | 3.1 | 3.1 |
| Processor model | i5-7200U | i5-7200U |
| Processor cores | 2 | 2 |
| Processor threads | 4 | 4 |
| Processor lithography (Nm) | 14 | 14 |
| Processor socket | BGA 1356 | BGA 1356 |
| Processor cache (MB) | 3 | 3 |
| Memory | | |
| Internal memory type | DDR4-SDRAM | DDR4-SDRAM |
| Maximum internal memory (GB) | 12 | - |
| Memory clock speed (MHz) | 2,133 | 2,133 |
| Internal memory (GB) | 8 | 8 |
| Display | | |
| Display diagonal (inch) | 15.6 | 15.6 |
| HD type | Full HD | Full HD |
| LED backlight | + | + |
| Touchscreen | - | - |
| Dual-screen | - | - |
| Display resolution | 1920 x 1080 pixels | 1920 x 1080 pixels |
| Graphics | | |
| On-board graphics adapter | + | + |
| Discrete graphics adapter model | - | NVIDIA GeForce 940MX |
| Discrete graphics adapter | - | + |
| Discrete graphics adapter memory (GB) | - | 2 |
| On-board graphics adapter base frequency (MHz) | 300 | 300 |
| Maximum on-board graphics adapter memory (GB) | 32 | 32 |
| On-board graphics adapter model | Intel HD Graphics 620 | Intel HD Graphics 620 |
| Storage | | |
| Total storage capacity (GB) | 512 | 512 |
| Number of SSDs installed | 1 | - |
| SSD capacity (GB) | 512 | 512 |
| Card reader integrated | + | + |
| Storage media | SSD | SSD |
| Optical drive | - | - |
| Networking | | |
| Wi-Fi standards | | |
| Bluetooth | + | - |
| Ethernet LAN | - | - |
| Wi-Fi | + | + |
| 4g | - | - |
| 3g | - | - |
| Bluetooth version | 4.2 | - |
| Ports and interfaces | | |
| USB 3.x Type-A ports | 1 | 2 |
| Combo headphone/mic port | + | + |
| USB 2.0 ports | 2 | 1 |
| Docking connector | - | - |
| DVI port | - | - |
| HDMI ports quantity | 1 | 1 |
| Audio | | |
| Speaker power (W) | - | 3 |
| Built-in microphone | + | + |
| Camera | | |
| Front camera | + | + |
| Keyboard | | |
| Numeric keypad | + | + |
| Pointing device | Touchpad | Touchpad |
| Software | | |
| Operating system installed | Windows 10 Home | FreeDOS |
| Battery | | |
| Battery capacity (watt-hours) (Wh) | 33 | - |
| Weight and dimensions | | |
| Weight (kg) | 2 | 1.99 |
| Height (mm) | 27.2 | 20.9 |
| Depth (mm) | 252 | 256 |
| Width (mm) | 381 | 382 |
| Power | | |
| AC adapter power (W) | 45 | 65 |
| Security | | |
| Cable lock slot | - | + |