In depth comparison and review of Lenovo ThinkPad X390 (20Q0) and ASUS ZenBook Duo UX481FL (BM044T). 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 UX481FL (BM044T) based on its technical characteristics, features, user experience, expert reviews and price level.
innovative dual-screen design
compact and portable
solid build quality
decent battery life
touchscreen functionality
premium price point
ergonomic keyboard issues
limited upgradeability
average graphics performance
| DESIGN AND DIMENSIONS | Lenovo ThinkPad X390 (20Q0) | ASUS ZenBook Duo UX481FL (BM044T) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | - | 32.3 cm x 22.3 cm x 1.99 cm |
| Weight | 1.22 kg | 1.5 kg |
| Colour | Black | Celestial blue |
| DISPLAY | Lenovo ThinkPad X390 (20Q0) | ASUS ZenBook Duo UX481FL (BM044T) |
|---|
| 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, NanoEdge display, Narrow Border Display, Pantone Validated |
| PROCESSOR | Lenovo ThinkPad X390 (20Q0) | ASUS ZenBook Duo UX481FL (BM044T) |
|---|
| 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 |
| MEMORY | Lenovo ThinkPad X390 (20Q0) | ASUS ZenBook Duo UX481FL (BM044T) |
|---|
| RAM | (provided memory is soldered) | 16 GB (provided memory is soldered) |
|---|---|---|
| RAM Type | DDR4 SDRAM | LPDDR3 SDRAM |
| Speed | 2400 MHz | 2133 MHz |
| Rated Speed | 2666 MHz | 2133 MHz |
| STORAGE | Lenovo ThinkPad X390 (20Q0) | ASUS ZenBook Duo UX481FL (BM044T) |
|---|
| Main Storage Size (HDD/SSD) | - | 512 GB SSD M.2 PCIe 3.0 x2 - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | Lenovo ThinkPad X390 (20Q0) | ASUS ZenBook Duo UX481FL (BM044T) |
|---|
| Multi-GPU Configuration | - | 1 single GPU card / integrated GPU |
|---|---|---|
| Graphics Processor (GPU) | Intel UHD Graphics 620 | NVIDIA GeForce MX250 / Intel UHD Graphics |
| Video Memory | - | 2 GB GDDR5 SDRAM |
| 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, Smart Amplification technology |
| COMMUNICATIONS | Lenovo ThinkPad X390 (20Q0) | ASUS ZenBook Duo UX481FL (BM044T) |
|---|
| Wireless | - | Bluetooth 5.0, 802.11a/b/g/n/ac/ax |
|---|---|---|
| Network Interface | - | Gigabit Ethernet |
| BATTERY | Lenovo ThinkPad X390 (20Q0) | ASUS ZenBook Duo UX481FL (BM044T) |
|---|
| 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 UX481FL (BM044T) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | - | 65 Watt, 19 V, 3.42 A |
| INPUT | Lenovo ThinkPad X390 (20Q0) | ASUS ZenBook Duo UX481FL (BM044T) |
|---|
| Type | Keyboard, TrackPoint, UltraNav | Keyboard, ScreenPad Plus |
|---|---|---|
| Keyboard Backlight | - | Yes |
| Features | Spill-resistant, multi-touch touchpad, buttonless touchpad | Chiclet keyboard |
| CONNECTIONS & EXPANSIONS | Lenovo ThinkPad X390 (20Q0) | ASUS ZenBook Duo UX481FL (BM044T) |
|---|
| 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 Headphone/microphone combo jack LAN (on supplied adapter) |
|---|---|---|
| Memory Card Reader | Yes (microSD) | Yes (microSD) |
| SOFTWARE | Lenovo ThinkPad X390 (20Q0) | ASUS ZenBook Duo UX481FL (BM044T) |
|---|
| Operating System (OS) | - | Windows 10 Home 64-bit Edition |
|---|
| MISCELLANEOUS | Lenovo ThinkPad X390 (20Q0) | ASUS ZenBook Duo UX481FL (BM044T) |
|---|
| Dockable | Yes | - |
|---|---|---|
| Included Accessories | USB-C power adapter | Stylus, power adapter, sleeve |
| 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 | System password |
| Compliant Standards | RoHS | UL, BSMI, CB, CCC, MIC, FCC, RoHS, MIL-STD 810G, WEEE, GOST-R, CECP, ErP 2013 |
| SAR Value | - | 0.529 W/kg (body), 0.529 W/kg (limb) |
| ENERGY STAR Certified | Yes | Yes |
| EPEAT Compliant | EPEAT Gold | - |
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