In depth comparison and review of ASUS P540UA (DM1491R) and Lenovo ThinkPad X390. Compare sizes, performance, storage capacities, batteries and other important specifications and features to easily choose the right laptop for you. Our goal is to help you uncover differences between the products and find the laptop that will best fit your needs.
Advantages and disadvantages of ASUS P540UA (DM1491R) based on its technical characteristics, features, user experience, expert reviews and price level.
affordable price
solid build quality
decent processor performance
adequate connectivity options
good keyboard feel
average display quality
limited graphics capabilities
moderate battery life
no touchscreen feature
Advantages and disadvantages of Lenovo ThinkPad X390 based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
excellent keyboard comfort
impressive battery life
compact and portable
reliable performance
average display brightness
limited graphics capability
noisy under load
higher price point
| DESIGN AND DIMENSIONS | ASUS P540UA (DM1491R) | Lenovo ThinkPad X390 |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 38.1 cm x 25.1 cm x 2.72 cm | 31.2 cm x 21.72 cm x 1.69 cm |
| Weight | 1.9 kg | 1.33 kg |
| Colour | Chocolate black IMR with hairline (LCD cover), gold IMR with hairline (top) | - |
| DISPLAY | ASUS P540UA (DM1491R) | Lenovo ThinkPad X390 |
|---|
| Screen Size (Type) | 15.6" | 13.3" - TN |
|---|---|---|
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 1920 x 1080 (Full HD) | 1366 x 768 (HD) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Image Brightness | 200 cd/m² | 250 cd/m² |
| Colour Gamut | 45% NTSC | 45% |
| Features | Anti-glare, Ultra Slim Design Bezel | Anti-glare, 90° viewing angle |
| PROCESSOR | ASUS P540UA (DM1491R) | Lenovo ThinkPad X390 |
|---|
| CPU | Intel Core i5 (7th Gen) 7200U / 2.5 GHz | Intel Core i5 (8th Gen) 8365U / 1.6 GHz |
|---|---|---|
| Max Turbo Speed | 3.1 GHz | 4.1 GHz |
| Number of Cores | Dual-Core | Quad-Core |
| Cache | 3 MB | 6 MB |
| 64-bit Computing | - | Yes |
| Features | - | Integrated memory controller |
| MEMORY | ASUS P540UA (DM1491R) | Lenovo ThinkPad X390 |
|---|
| RAM | 4 GB (provided memory is soldered) | 8 GB |
|---|---|---|
| RAM Type | DDR4 SDRAM | DDR4 SDRAM |
| STORAGE | ASUS P540UA (DM1491R) | Lenovo ThinkPad X390 |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD 2.5" SATA | 256 GB SSD |
|---|
| AUDIO & VIDEO | ASUS P540UA (DM1491R) | Lenovo ThinkPad X390 |
|---|
| Graphics Processor (GPU) | Intel HD Graphics 620 | Intel UHD Graphics 620 |
|---|---|---|
| Camera | Yes - VGA | Yes - 720p |
| Sound | Stereo speakers, microphone | Stereo speakers, dual array microphone |
| Codec | - | Realtek ALC3287 |
| Compliant Standards | - | High Definition Audio, Dolby Audio Premium |
| Audio Features | ASUS SonicMaster, ASUS Bang & Olufsen ICEpower | - |
| COMMUNICATIONS | ASUS P540UA (DM1491R) | Lenovo ThinkPad X390 |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 4.2 | 802.11a/b/g/n/ac, Bluetooth 5.0 |
|---|---|---|
| Wireless Controller | - | Intel Wireless-AC 9560 |
| Network Interface | - | Gigabit Ethernet |
| BATTERY | ASUS P540UA (DM1491R) | Lenovo ThinkPad X390 |
|---|
| Technology | 3-cell Lithium Ion | Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 33 Wh | - |
| AC ADAPTER | ASUS P540UA (DM1491R) | Lenovo ThinkPad X390 |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 45 Watt, 19 V, 2.37 A | - |
| INPUT | ASUS P540UA (DM1491R) | Lenovo ThinkPad X390 |
|---|
| Type | Keyboard, touchpad | Keyboard, TrackPoint, UltraNav |
|---|---|---|
| Numeric Keypad | Yes | - |
| Features | Chiclet keyboard | Spill-resistant, multi-touch touchpad, buttonless touchpad |
| CONNECTIONS & EXPANSIONS | ASUS P540UA (DM1491R) | Lenovo ThinkPad X390 |
|---|
| Interfaces | Headphone/microphone combo jack USB 3.0 2 x USB 2.0 HDMI |
USB 3.1 Gen 1 USB 3.1 Gen 1 (Always On) USB-C 3.1 Gen 1 (supports DisplayPort Alt Mode) (Power Delivery) USB-C 3.1 Gen 2 (supports Thunderbolt 3, DisplayPort Alt Mode) (Power Delivery) HDMI Lenovo Ethernet extension connector Dock Headphone/microphone combo jack LAN (on supplied cable) |
|---|---|---|
| Memory Card Reader | Yes (microSD) | Yes (microSD) |
| SOFTWARE | ASUS P540UA (DM1491R) | Lenovo ThinkPad X390 |
|---|
| Operating System (OS) | Windows 10 Pro 64-bit Edition | Windows 10 Pro (Microsoft Authorized Refurbisher (MAR)) |
|---|
| MISCELLANEOUS | ASUS P540UA (DM1491R) | Lenovo ThinkPad X390 |
|---|
| Dockable | - | Yes |
|---|---|---|
| Included Accessories | Power adapter | - |
| Security | Firmware Trusted Platform Module (TPM) Security Chip | - |
| Security Slot Type | - | Kensington security slot |
| Theft/Intrusion Protection | - | Security lock slot (cable lock sold separately) |
| Features | System password, hard drive password | - |
| Compliant Standards | - | ISO 9001, ISO 14001, ISO 27001 |
| ENERGY STAR Certified | - | Yes |
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