In depth comparison and review of Lenovo ThinkPad X390 (20Q0) and ASUS ZenBook Duo UX481FA (BM021R). 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 Lenovo ThinkPad X390 (20Q0) based on its technical characteristics, features, user experience, expert reviews and price level.
excellent build quality
compact and portable
strong security features
impressive battery life
responsive keyboard
average display brightness
limited graphics performance
no HDMI port
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 (20Q0) | ASUS ZenBook Duo UX481FA (BM021R) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | - | 32.3 cm x 22.3 cm x 1.95 cm |
| Weight | 1.22 kg | 1.5 kg |
| Case Material | - | Aluminum |
| Colour | Black | Celestial blue |
| DISPLAY | Lenovo ThinkPad X390 (20Q0) | ASUS ZenBook Duo UX481FA (BM021R) |
|---|
| Screen Size (Type) | 13.3" | 14" |
|---|---|---|
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | - | 1920 x 1080 (Full HD) |
| Widescreen | - | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Image Brightness | - | 300 cd/m² |
| Colour Gamut | - | 72% NTSC |
| Features | - | Anti-glare, WideView |
| PROCESSOR | Lenovo ThinkPad X390 (20Q0) | ASUS ZenBook Duo UX481FA (BM021R) |
|---|
| CPU | No CPU | Intel Core i7 (10th Gen) 10510U / 1.8 GHz |
|---|---|---|
| Max Turbo Speed | - | 4.9 GHz |
| Number of Cores | - | Quad-Core |
| Cache | - | 8 MB |
| 64-bit Computing | - | Yes |
| Features | - | Intel Turbo Boost Technology 2.0 |
| MEMORY | Lenovo ThinkPad X390 (20Q0) | ASUS ZenBook Duo UX481FA (BM021R) |
|---|
| RAM | (provided memory is soldered) | 16 GB (provided memory is soldered) |
|---|---|---|
| RAM Type | DDR4 SDRAM | - |
| Speed | 2400 MHz | - |
| Rated Speed | 2666 MHz | - |
| STORAGE | Lenovo ThinkPad X390 (20Q0) | ASUS ZenBook Duo UX481FA (BM021R) |
|---|
| Main Storage Size (HDD/SSD) | - | 1 TB SSD M.2 PCIe 3.0 x4 |
|---|
| AUDIO & VIDEO | Lenovo ThinkPad X390 (20Q0) | ASUS ZenBook Duo UX481FA (BM021R) |
|---|
| Graphics Processor (GPU) | Intel UHD Graphics 620 | Intel UHD Graphics |
|---|---|---|
| Camera | - | 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 (20Q0) | ASUS ZenBook Duo UX481FA (BM021R) |
|---|
| Wireless | - | Bluetooth 5.0, 802.11a/b/g/n/ac/ax |
|---|---|---|
| Network Interface | - | Gigabit Ethernet |
| BATTERY | Lenovo ThinkPad X390 (20Q0) | ASUS ZenBook Duo UX481FA (BM021R) |
|---|
| Technology | Lithium Ion | 4-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 48 Wh | 70 Wh |
| Battery Life | Up to 17.6 hours | - |
| AC ADAPTER | Lenovo ThinkPad X390 (20Q0) | 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 (20Q0) | 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 (20Q0) | 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 |
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 (20Q0) | ASUS ZenBook Duo UX481FA (BM021R) |
|---|
| Operating System (OS) | - | Windows 10 Pro 64-bit Edition |
|---|
| MISCELLANEOUS | Lenovo ThinkPad X390 (20Q0) | ASUS ZenBook Duo UX481FA (BM021R) |
|---|
| Dockable | Yes | - |
|---|---|---|
| Included Accessories | USB-C power adapter | Stylus, power adapter |
| Security | Trusted Platform Module (TPM 2.0) Security Chip | Firmware Trusted Platform Module (TPM) Security Chip |
| Security Slot Type | Kensington security slot | - |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | - |
| Features | Administrator password, hard drive password, power-on password, RapidCharge, MIL-STD-810G tested | - |
| Compliant Standards | RoHS | - |
| SAR Value | - | 0.529 W/kg (body), 0.529 W/kg (limb) |
| ENERGY STAR Certified | Yes | - |
| EPEAT Compliant | EPEAT Gold | - |
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