Side by side comparison and review of Lenovo ThinkPad X390 (20SD) and ASUS ZenBook 14X OLED (UX5401FEA). Compare dimensions, processors, batteries, storage capacities and other key specifications and features to simplify the choice of your perfect laptop. Our goal is to make it easier for you to decide on the laptop that will best meet your expectations by revealing the main differences between the products.
Advantages and disadvantages of Lenovo ThinkPad X390 (20SD) 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
strong security features
limited graphics performance
average display brightness
no dedicated GPU
higher price point
Advantages and disadvantages of ASUS ZenBook 14X OLED (UX5401FEA) based on its technical characteristics, features, user experience, expert reviews and price level.
vibrant oled display
compact lightweight design
powerful intel processor
fast ssd storage
good battery life
limited port selection
higher price point
no dedicated gpu
average speaker quality
| DESIGN AND DIMENSIONS | Lenovo ThinkPad X390 (20SD) | ASUS ZenBook 14X OLED (UX5401FEA) |
|---|
| Product Type | Notebook | Notebook - 180-degree hinge design |
|---|---|---|
| Dimensions (WxDxH) | 31.2 cm x 21.72 cm x 1.69 cm | 31.1 cm x 22.3 cm x 1.59 cm |
| Weight | 1.29 kg | 1.4 kg |
| Case Material | Magnesium-aluminum alloy, polyphenylene sulfide | - |
| Colour | Black | Pine grey |
| DISPLAY | Lenovo ThinkPad X390 (20SD) | ASUS ZenBook 14X OLED (UX5401FEA) |
|---|
| Screen Size (Type) | 13.3" - IPS | 14" OLED |
|---|---|---|
| Touchscreen | - | Yes |
| LCD Backlight Technology | LED backlight | - |
| Screen Resolution | 1920 x 1080 (Full HD) | 3840 x 2400 (4K) |
| V-Sync Rate at Max Res. | - | 60 Hz |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:10 |
| Image Brightness | 300 cd/m² | 550 cd/m² |
| Colour Gamut | 72% | 100% DCI-P3 |
| Colour Support | - | 1.07 billion colours |
| Features | Anti-glare, 170° viewing angle | Blue light reduction, Pantone Validated, HDR 500 True Black, 88% screen-to-body ratio, 0.2 ms response rate |
| PROCESSOR | Lenovo ThinkPad X390 (20SD) | ASUS ZenBook 14X OLED (UX5401FEA) |
|---|
| CPU | Intel Core i7 (10th Gen) 10510U / 1.8 GHz | Intel Core i7 (11th Gen) 1165G7 / 2.8 GHz |
|---|---|---|
| Max Turbo Speed | 4.9 GHz | 4.7 GHz |
| Number of Cores | Quad-Core | Quad-Core |
| Cache | 8 MB | 12 MB |
| 64-bit Computing | Yes | - |
| Features | Integrated memory controller | Intel Smart Cache |
| MEMORY | Lenovo ThinkPad X390 (20SD) | ASUS ZenBook 14X OLED (UX5401FEA) |
|---|
| RAM | 8 GB (provided memory is soldered) | 16 GB (provided memory is soldered) |
|---|---|---|
| RAM Type | DDR4 SDRAM | LPDDR5 SDRAM |
| Speed | 2400 MHz | - |
| Rated Speed | 2666 MHz | - |
| STORAGE | Lenovo ThinkPad X390 (20SD) | ASUS ZenBook 14X OLED (UX5401FEA) |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD M.2 2280 PCIe 3.0 x4 - TCG Opal Encryption - Toshiba | 512 GB SSD M.2 PCIe 4.0 - NVM Express (NVMe), Performance |
|---|
| AUDIO & VIDEO | Lenovo ThinkPad X390 (20SD) | ASUS ZenBook 14X OLED (UX5401FEA) |
|---|
| Graphics Processor (GPU) | Intel UHD Graphics | Intel Iris Xe Graphics |
|---|---|---|
| Video System Features | - | Functions as Intel UHD graphics (for single-channel memory) |
| Camera | Yes - 720p | Yes - 720p |
| Camera Features | ThinkShutter camera privacy | - |
| 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 | - | Input: AI noise cancelling |
| COMMUNICATIONS | Lenovo ThinkPad X390 (20SD) | ASUS ZenBook 14X OLED (UX5401FEA) |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 5.0 | 802.11a/b/g/n/ac/ax, Bluetooth 5.3 |
|---|---|---|
| Wireless Controller | Intel Wireless-AC 9560 | - |
| Network Interface | - | Gigabit Ethernet |
| Features | Gigabit Ethernet via optional Ethernet (RJ-45) adapter | Dual stream (2x2) |
| BATTERY | Lenovo ThinkPad X390 (20SD) | ASUS ZenBook 14X OLED (UX5401FEA) |
|---|
| Technology | 6-cell Lithium Ion | 3-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 48 Wh | 63 Wh |
| Battery Life | Up to 17.6 hours | - |
| AC ADAPTER | Lenovo ThinkPad X390 (20SD) | ASUS ZenBook 14X OLED (UX5401FEA) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 65 Watt | 100 Watt, 20 V, 5 A |
| INPUT | Lenovo ThinkPad X390 (20SD) | ASUS ZenBook 14X OLED (UX5401FEA) |
|---|
| Type | Keyboard, TrackPoint, UltraNav | Keyboard, stylus, NumberPad 2.0 |
|---|---|---|
| Keyboard Backlight | Yes | Yes |
| Features | Spill-resistant, multi-touch touchpad, buttonless touchpad | Chiclet keyboard |
| CONNECTIONS & EXPANSIONS | Lenovo ThinkPad X390 (20SD) | ASUS ZenBook 14X OLED (UX5401FEA) |
|---|
| 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 Dock Headphone/microphone combo jack Lenovo Ethernet extension connector |
HDMI 2.0b Headphone/microphone combo jack USB 3.2 Gen 2 2 x Thunderbolt 4 (supports DisplayPort) (Power Delivery) LAN (on supplied adapter) |
|---|---|---|
| Memory Card Reader | Yes (microSD) | Yes (microSD) |
| SOFTWARE | Lenovo ThinkPad X390 (20SD) | ASUS ZenBook 14X OLED (UX5401FEA) |
|---|
| Operating System (OS) | Windows 10 Pro 64-bit Edition | Windows 11 Pro |
|---|---|---|
| Software Included | - | McAfee LiveSafe, Microsoft 365 (1 month trial) |
| MISCELLANEOUS | Lenovo ThinkPad X390 (20SD) | ASUS ZenBook 14X OLED (UX5401FEA) |
|---|
| Dockable | Yes | - |
|---|---|---|
| Included Accessories | USB-C power adapter | USB-C power adapter |
| Security | Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader, smart card reader | Firmware Trusted Platform Module (TPM) Security Chip, fingerprint reader |
| 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, ErgoLift, MIL-STD-810H tested |
| Compliant Standards | RoHS | SGS Eye Care Display Certification |
| ENERGY STAR Certified | Yes | - |
| EPEAT Compliant | EPEAT Gold | - |
| Model Number | - | KU106X |