| Attribute |
DELL Vostro 3578 (9V53M) × | 
Lenovo Miix 520 BE (20M3000NUK) × |
| General | | |
| Model | DELL Vostro 3578 | Lenovo Miix 520 BE |
| Product code | 9V53M | 20M3000NUK |
| Design | | |
| Product colour | - | Grey |
| Form factor | Clamshell | Convertible (Detachable) |
| Brand | DELL | Lenovo |
| Family | Vostro | Miix |
| Series | 3000 | 500 |
| Model name | 3578 | 520 BE |
| Part number | 9V53M | 20M3000NUK |
| Release year (year) | 2018 | 2017 |
| Processor | | |
| Processor family | 8th gen Intel Core i5 | 8th gen Intel Core i5 |
| Processor frequency (GHz) | 1.6 | 1.6 |
| Processor boost frequency (GHz) | 3.4 | 3.4 |
| Processor model | i5-8250U | i5-8250U |
| Processor cores | 4 | 4 |
| Processor threads | 8 | 8 |
| Processor lithography (Nm) | 14 | 14 |
| Processor socket | BGA 1356 | BGA 1356 |
| Processor cache (MB) | 6 | 6 |
| Memory | | |
| Internal memory type | DDR4-SDRAM | DDR4-SDRAM |
| Maximum internal memory (GB) | 16 | 8 |
| Memory clock speed (MHz) | 2,400 | 2,400 |
| Internal memory (GB) | 8 | 8 |
| Display | | |
| Display diagonal (inch) | 15.6 | 12.2 |
| Panel type | TN | IPS |
| HD type | Full HD | Full HD |
| LED backlight | + | + |
| Touchscreen | - | + |
| Display resolution | 1920 x 1080 pixels | 1920 x 1200 pixels |
| Graphics | | |
| On-board graphics adapter | + | + |
| Discrete graphics adapter model | AMD Radeon R5 M420 | - |
| Discrete graphics adapter | + | - |
| On-board graphics adapter base frequency (MHz) | 300 | 300 |
| Maximum on-board graphics adapter memory (GB) | 32 | 32 |
| On-board graphics adapter model | Intel UHD Graphics 620 | Intel UHD Graphics 620 |
| Storage | | |
| Total storage capacity (GB) | 256 | 128 |
| Number of SSDs installed | 1 | 1 |
| SSD capacity (GB) | - | 128 |
| Card reader integrated | + | + |
| SSD form factor | - | M.2 |
| Storage media | SSD | SSD |
| Optical drive | + | - |
| Networking | | |
| Wi-Fi standards | | |
| Bluetooth | + | + |
| Ethernet LAN | + | - |
| Ethernet LAN data rates (Mbit/s) | | - |
| Wi-Fi | + | + |
| 4g | - | - |
| 3g | - | - |
| Bluetooth version | 4.1 | 4.1 |
| Ports and interfaces | | |
| USB 3.x Type-A ports | 2 | 1 |
| USB 3.x Type-C ports | - | 1 |
| Combo headphone/mic port | + | + |
| USB 2.0 ports | 1 | - |
| HDMI ports quantity | 1 | - |
| Ethernet LAN (RJ-45) ports | 1 | - |
| Audio | | |
| Speaker power (W) | - | 1 |
| Built-in microphone | + | + |
| Camera | | |
| Front camera | + | + |
| Front camera resolution (numeric) (MPixel) | - | 5 |
| Front camera HD type | HD | - |
| Front camera resolution (pixels) | 1280 x 720 | - |
| Keyboard | | |
| Numeric keypad | + | - |
| Keyboard backlit | - | + |
| Full-size keyboard | + | - |
| Pointing device | SinglePoint | Touchpad |
| Software | | |
| Operating system installed | Windows 10 Pro | Windows 10 Pro |
| Operating system architecture (bit) | 64 | 64 |
| Battery | | |
| Battery capacity (watt-hours) (Wh) | 40 | 39 |
| Battery life (max) (h) | - | 8 |
| Weight and dimensions | | |
| Weight (kg) | - | 1.26 |
| Power | | |
| AC adapter power (W) | - | 45 |
| Security | | |
| Fingerprint reader | - | + |