In depth comparison and review of Lenovo ThinkPad X240 (20AM) and ASUS Zenbook Pro 14 Duo OLED (UX8402VU). 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 Zenbook Pro 14 Duo OLED (UX8402VU) based on its technical characteristics, features, user experience, expert reviews and price level.
innovative dual-screen design
superb oled display
powerful performance setup
premium build quality
advanced connectivity options
higher price point
moderate battery life
heavier than competitors
complex for some users
| DESIGN AND DIMENSIONS | Lenovo ThinkPad X240 (20AM) | ASUS Zenbook Pro 14 Duo OLED (UX8402VU) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 30.55 cm x 20.85 cm x 1.99 cm | 32.25 cm x 22.47 cm x 1.96 cm |
| Weight | 1.47 kg | 1.75 kg |
| Case Material | Glass-fibre reinforced plastic | - |
| Colour | - | Tech black |
| DISPLAY | Lenovo ThinkPad X240 (20AM) | ASUS Zenbook Pro 14 Duo OLED (UX8402VU) |
|---|
| Screen Size (Type) | 12.5" | 14.5" OLED |
|---|---|---|
| Touchscreen | - | Yes |
| LCD Backlight Technology | LED backlight | - |
| Screen Resolution | 1366 x 768 (HD) | 2880 x 1800 (2.8K) |
| V-Sync Rate at Max Res. | - | 120 Hz |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:10 |
| Image Brightness | - | 550 cd/m² |
| Colour Gamut | - | 100% DCI-P3 |
| Colour Support | - | 1.07 billion colours |
| Features | Anti-glare | Glossy, Corning Gorilla glass, NanoEdge display, Pantone Validated, HDR 500 True Black, Dolby Vision, 0.2 ms response rate, 93% screen-to-body ratio, VESA DisplayHDR |
| PROCESSOR | Lenovo ThinkPad X240 (20AM) | ASUS Zenbook Pro 14 Duo OLED (UX8402VU) |
|---|
| CPU | Intel Core i3 (4th Gen) 4010U / 1.7 GHz | Intel Core i7 (13th Gen) 13700H / 2.4 GHz |
|---|---|---|
| Max Turbo Speed | - | 5 GHz |
| Number of Cores | Dual-Core | 14-core |
| Cache | 3 MB | L3 - 24 MB |
| 64-bit Computing | Yes | - |
| Features | Integrated memory controller | Intel Smart Cache |
| MEMORY | Lenovo ThinkPad X240 (20AM) | ASUS Zenbook Pro 14 Duo OLED (UX8402VU) |
|---|
| RAM | 2 GB (1 x 2 GB) | 16 GB (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | 8 GB | - |
| RAM Type | DDR3L SDRAM | LPDDR5 SDRAM |
| Speed | 1600 MHz / PC3L-12800 | - |
| Rated Speed | 1600 MHz | - |
| Form Factor | SO-DIMM 204-pin | - |
| Slots Qty | 1 | - |
| Empty Slots | 0 | - |
| STORAGE | Lenovo ThinkPad X240 (20AM) | ASUS Zenbook Pro 14 Duo OLED (UX8402VU) |
|---|
| Main Storage Size (HDD/SSD) | 500 GB HDD SATA 6Gb/s / 7200 rpm | 1 TB SSD M.2 PCIe 4.0 - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | Lenovo ThinkPad X240 (20AM) | ASUS Zenbook Pro 14 Duo OLED (UX8402VU) |
|---|
| Multi-GPU Configuration | - | 1 single GPU card / integrated GPU |
|---|---|---|
| Graphics Processor (GPU) | Intel HD Graphics 4400 | NVIDIA GeForce RTX 4050 / Intel Iris Xe Graphics |
| Video Memory | - | 6 GB GDDR6 SDRAM |
| Video System Features | - | MUX Switch, NVIDIA DLSS 3, NVIDIA Studio |
| Camera | Yes - 720p | Yes - 1080p |
| Camera Features | Face tracking | IR camera, Windows Hello, ASUS 3D Noise Reduction (3DNR) Technology, ASUS AiSense Camera |
| Sound | Stereo speakers, two microphones | Harman/kardon stereo speakers, 4-microphone array |
| Codec | Realtek ALC3232 | - |
| Compliant Standards | High Definition Audio, Dolby Advanced Audio v2 | Dolby Atmos |
| Audio Features | - | Output: Smart Amplification technology, Asus Audio Booster; Input: AI noise cancelling |
| COMMUNICATIONS | Lenovo ThinkPad X240 (20AM) | ASUS Zenbook Pro 14 Duo OLED (UX8402VU) |
|---|
| Wireless | 802.11b/g/n, Bluetooth 4.0 | 802.11a/b/g/n/ac/ax (Wi-Fi 6E), Bluetooth 5.3 |
|---|---|---|
| Wireless Controller | M.2 Card | - |
| Network Interface | Gigabit Ethernet | - |
| Ethernet Controller | Intel I218-V | - |
| Features | - | Dual stream (2x2) |
| WWAN |
|---|
| Generation | WWAN | - |
|---|
| BATTERY | Lenovo ThinkPad X240 (20AM) | ASUS Zenbook Pro 14 Duo OLED (UX8402VU) |
|---|
| Technology | 6-cell Lithium Ion | 4-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 47 Wh | 76 Wh |
| AC ADAPTER | Lenovo ThinkPad X240 (20AM) | ASUS Zenbook Pro 14 Duo OLED (UX8402VU) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 45 Watt | 180 Watt, 20 V, 9 A |
| INPUT | Lenovo ThinkPad X240 (20AM) | ASUS Zenbook Pro 14 Duo OLED (UX8402VU) |
|---|
| Type | Keyboard, TrackPoint, UltraNav | Keyboard, touchpad, ScreenPad Plus |
|---|---|---|
| Keyboard Backlight | - | Yes |
| Features | Spill-resistant, multi-touch touchpad | Chiclet keyboard, 4096 pressure levels, 1.4mm travel distance, ASUS ErgoSense, 12.7" (2880x864) IPS-level touch display |
| CONNECTIONS & EXPANSIONS | Lenovo ThinkPad X240 (20AM) | ASUS Zenbook Pro 14 Duo OLED (UX8402VU) |
|---|
| Interfaces | 2 x USB 3.0 VGA Mini DisplayPort LAN Dock Headphone/microphone combo jack |
Headphone/microphone combo jack HDMI 2.1 USB 3.2 Gen 2 2 x USB-C (supports Thunderbolt 4, DisplayPort Alt Mode) (Power Delivery) |
|---|---|---|
| Memory Card Reader | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) | Yes (microSD Express Card) |
| SOFTWARE | Lenovo ThinkPad X240 (20AM) | ASUS Zenbook Pro 14 Duo OLED (UX8402VU) |
|---|
| Operating System (OS) | Microsoft Windows 7 Professional 64-bit Edition - French | Windows 11 Home |
|---|---|---|
| Software Included | - | MyASUS, ScreenXpert, NVIDIA Studio drivers, ProArt Creator Hub, Microsoft 365 (1 month trial), GlideX |
| MISCELLANEOUS | Lenovo ThinkPad X240 (20AM) | ASUS Zenbook Pro 14 Duo OLED (UX8402VU) |
|---|
| Dockable | Yes | - |
|---|---|---|
| Included Accessories | Power adapter | Power adapter |
| Security | Trusted Platform Module (TPM 1.2) Security Chip | Trusted Platform Module (TPM 2.0) 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, ThinkVantage Active Protection System, 1 USB 3.0 (Always On), MIL-STD-810G tested | MIL-STD-810H tested, ASUS IceCool Plus, compatible with stylus, Cortana support, ASUS Antimicrobial Guard, AAS Ultra mechanism |
| Compliant Standards | RoHS, GREENGUARD | RoHS, REACH, TUV Rheinland Low Blue Light Certification, TUV Rheinland Flicker Free Certification |
| ENERGY STAR Certified | Yes | - |
| Max Operating Temperature | - | 49 °C |
| Min Operating Temperature | - | -37 °C |
| Humidity Range Operating | - | 95% RH |
| Manufacturer Warranty | Limited warranty - 1 year - pick-up and return | - |
| Model Number | - | P1026W |
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