Detailed comparison and review of Lenovo ThinkPad X390 and ASUS ZenBook Duo UX481FA (BM021R). With our comprehensive overview, you can simply compare dimensions, performance, storage, functions, but also other key features of both laptops and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the laptop that best fits your needs and expectations.
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
Advantages and disadvantages of ASUS ZenBook Duo UX481FA (BM021R) based on its technical characteristics, features, user experience, expert reviews and price level.
innovative dual-screen design
compact and portable
solid build quality
efficient multitasking
touchscreen functionality
average battery life
no dedicated GPU
limited upgradeability
higher price point
| DESIGN AND DIMENSIONS | Lenovo ThinkPad X390 | ASUS ZenBook Duo UX481FA (BM021R) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 31.2 cm x 21.72 cm x 1.69 cm | 32.3 cm x 22.3 cm x 1.95 cm |
| Weight | 1.33 kg | 1.5 kg |
| Case Material | - | Aluminum |
| Colour | - | Celestial blue |
| DISPLAY | Lenovo ThinkPad X390 | ASUS ZenBook Duo UX481FA (BM021R) |
|---|
| Screen Size (Type) | 13.3" - TN | 14" |
|---|---|---|
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 1366 x 768 (HD) | 1920 x 1080 (Full HD) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Image Brightness | 250 cd/m² | 300 cd/m² |
| Colour Gamut | 45% | 72% NTSC |
| Features | Anti-glare, 90° viewing angle | Anti-glare, WideView |
| PROCESSOR | Lenovo ThinkPad X390 | ASUS ZenBook Duo UX481FA (BM021R) |
|---|
| CPU | Intel Core i5 (8th Gen) 8365U / 1.6 GHz | Intel Core i7 (10th Gen) 10510U / 1.8 GHz |
|---|---|---|
| Max Turbo Speed | 4.1 GHz | 4.9 GHz |
| Number of Cores | Quad-Core | Quad-Core |
| Cache | 6 MB | 8 MB |
| 64-bit Computing | Yes | Yes |
| Features | Integrated memory controller | Intel Turbo Boost Technology 2.0 |
| MEMORY | Lenovo ThinkPad X390 | ASUS ZenBook Duo UX481FA (BM021R) |
|---|
| RAM | 8 GB | 16 GB (provided memory is soldered) |
|---|---|---|
| RAM Type | DDR4 SDRAM | - |
| STORAGE | Lenovo ThinkPad X390 | ASUS ZenBook Duo UX481FA (BM021R) |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD | 1 TB SSD M.2 PCIe 3.0 x4 |
|---|
| AUDIO & VIDEO | Lenovo ThinkPad X390 | ASUS ZenBook Duo UX481FA (BM021R) |
|---|
| Graphics Processor (GPU) | Intel UHD Graphics 620 | Intel UHD Graphics |
|---|---|---|
| Camera | Yes - 720p | Yes - HD |
| Camera Features | - | IR camera |
| Sound | Stereo speakers, dual array microphone | Harman/kardon stereo speakers, array microphone |
| Codec | Realtek ALC3287 | - |
| Compliant Standards | High Definition Audio, Dolby Audio Premium | - |
| Audio Features | - | ASUS SonicMaster, Bang & Olufsen Audio |
| COMMUNICATIONS | Lenovo ThinkPad X390 | ASUS ZenBook Duo UX481FA (BM021R) |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 5.0 | Bluetooth 5.0, 802.11a/b/g/n/ac/ax |
|---|---|---|
| Wireless Controller | Intel Wireless-AC 9560 | - |
| Network Interface | Gigabit Ethernet | Gigabit Ethernet |
| BATTERY | Lenovo ThinkPad X390 | ASUS ZenBook Duo UX481FA (BM021R) |
|---|
| Technology | Lithium Ion | 4-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | - | 70 Wh |
| AC ADAPTER | Lenovo ThinkPad X390 | ASUS ZenBook Duo UX481FA (BM021R) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | - | 65 Watt, 19.5 V, 3.42 A |
| INPUT | Lenovo ThinkPad X390 | ASUS ZenBook Duo UX481FA (BM021R) |
|---|
| Type | Keyboard, TrackPoint, UltraNav | Keyboard, stylus, ScreenPad Plus |
|---|---|---|
| Keyboard Backlight | - | Yes |
| Features | Spill-resistant, multi-touch touchpad, buttonless touchpad | - |
| CONNECTIONS & EXPANSIONS | Lenovo ThinkPad X390 | ASUS ZenBook Duo UX481FA (BM021R) |
|---|
| Interfaces | 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) |
USB-C 3.1 Gen 2 USB 3.1 Gen 2 USB 3.1 Gen 1 HDMI |
|---|---|---|
| Memory Card Reader | Yes (microSD) | - |
| SOFTWARE | Lenovo ThinkPad X390 | ASUS ZenBook Duo UX481FA (BM021R) |
|---|
| Operating System (OS) | Windows 10 Pro (Microsoft Authorized Refurbisher (MAR)) | Windows 10 Pro 64-bit Edition |
|---|
| MISCELLANEOUS | Lenovo ThinkPad X390 | ASUS ZenBook Duo UX481FA (BM021R) |
|---|
| Dockable | Yes | - |
|---|---|---|
| Included Accessories | - | Stylus, 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) | - |
| Compliant Standards | ISO 9001, ISO 14001, ISO 27001 | - |
| SAR Value | - | 0.529 W/kg (body), 0.529 W/kg (limb) |
| ENERGY STAR Certified | Yes | - |
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