| Attribute |
Lenovo Miix 520 (20M3000JMX) × | 
ASUS Transformer T304UA-BC002R (T304UA-BC002R-BONUS) × |
| General | | |
| Model | Lenovo Miix 520 | ASUS Transformer T304UA-BC002R |
| Product code | 20M3000JMX | T304UA-BC002R-BONUS |
| Design | | |
| Form factor | Convertible (Detachable) | Convertible (Detachable) |
| Brand | Lenovo | ASUS |
| Family | Miix | Transformer |
| Series | 500 | Pro |
| Model name | 520 | T304UA-BC002R |
| Part number | 20M3000JMX | T304UA-BC002R-BONUS |
| Release year (year) | 2017 | 2017 |
| Processor | | |
| Processor family | 8th gen Intel Core i5 | 7th gen Intel Core i7 |
| Processor frequency (GHz) | 1.6 | 2.7 |
| Processor boost frequency (GHz) | 3.4 | 3.5 |
| Processor model | i5-8250U | i7-7500U |
| Processor cores | 4 | 2 |
| Processor threads | 8 | 4 |
| Processor lithography (Nm) | 14 | 14 |
| Processor socket | BGA 1356 | BGA 1356 |
| Processor cache (MB) | 6 | 4 |
| Memory | | |
| Internal memory type | DDR4-SDRAM | LPDDR3-SDRAM |
| Maximum internal memory (GB) | 8 | 16 |
| Memory clock speed (MHz) | 2,133 | 1,866 |
| Internal memory (GB) | 8 | 8 |
| Display | | |
| Display diagonal (inch) | 12.2 | 12.6 |
| Panel type | IPS | - |
| HD type | Full HD | - |
| LED backlight | + | + |
| Touchscreen | + | + |
| Display resolution | 1920 x 1200 pixels | 2160 x 1440 pixels |
| Graphics | | |
| On-board graphics adapter | + | + |
| 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 HD Graphics 620 |
| Storage | | |
| Total storage capacity (GB) | 256 | 256 |
| Number of SSDs installed | 1 | - |
| Card reader integrated | - | + |
| SSD form factor | M.2 | - |
| Storage media | SSD | SSD |
| Optical drive | - | - |
| Networking | | |
| Wi-Fi standards | - ieee 802.11a
- ieee 802.11ac
- ieee 802.11b
- ieee 802.11g
- ieee 802.11n
| |
| Bluetooth | + | + |
| Ethernet LAN | - | - |
| Wi-Fi | + | + |
| 4g | + | - |
| 3g | - | - |
| Bluetooth version | 4.1 | 4.1 |
| Ports and interfaces | | |
| USB 3.x Type-A ports | 1 | 1 |
| USB 3.x Type-C ports | 1 | 1 |
| Combo headphone/mic port | + | + |
| Docking connector | - | - |
| DVI port | - | - |
| HDMI ports quantity | - | 1 |
| Audio | | |
| Speaker power (W) | 1 | - |
| Built-in microphone | + | - |
| Camera | | |
| Front camera | + | + |
| Front camera resolution (numeric) (MPixel) | 5 | 2 |
| Keyboard | | |
| Numeric keypad | - | - |
| Pointing device | Touchpad | Touchpad |
| Software | | |
| Operating system installed | Windows 10 Pro | Windows 10 Pro |
| Operating system architecture (bit) | 64 | - |
| Battery | | |
| Battery capacity (watt-hours) (Wh) | 39 | 39 |
| Battery life (max) (h) | 8 | - |
| Weight and dimensions | | |
| Weight (kg) | 1.26 | - |
| Power | | |
| AC adapter power (W) | 45 | 45 |