In depth comparison and review of ASUS Zenbook Pro 14 Duo OLED (UX8402ZE) and Lenovo ThinkPad E15 Gen 4 (21E6). 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 (UX8402ZE) based on its technical characteristics, features, user experience, expert reviews and price level.
innovative dual-screen design
vibrant oled display
powerful intel processor
high-quality build
useful screenpad plus
heavier than competitors
premium price point
average battery life
limited port selection
Advantages and disadvantages of Lenovo ThinkPad E15 Gen 4 (21E6) based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
efficient performance
comfortable keyboard
good security features
reasonable price
average display quality
moderate battery life
limited graphics capability
no thunderbolt support
| DESIGN AND DIMENSIONS | ASUS Zenbook Pro 14 Duo OLED (UX8402ZE) | Lenovo ThinkPad E15 Gen 4 (21E6) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 32.35 cm x 22.47 cm x 1.96 cm | 36.5 cm x 24 cm x 1.89 cm |
| Weight | 1.75 kg | 1.7 kg |
| Case Material | Aluminum, magnesium alloy | Aluminium (top), polycarbonate ABS (bottom) |
| Colour | Tech black | Black |
| DISPLAY | ASUS Zenbook Pro 14 Duo OLED (UX8402ZE) | Lenovo ThinkPad E15 Gen 4 (21E6) |
|---|
| Screen Size (Type) | 14.5" OLED | 15.6" - IPS |
|---|---|---|
| Touchscreen | Yes | - |
| LCD Backlight Technology | - | LED backlight |
| Screen Resolution | 2880 x 1800 (2.8K) | 1920 x 1080 (Full HD) |
| V-Sync Rate at Max Res. | 120 Hz | - |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:10 | 16:9 |
| Image Brightness | 550 cd/m² | 300 cd/m² |
| Colour Gamut | 100% DCI-P3 | 45% NTSC |
| Features | Eye-Care Technology, Low Blue Light technology, Pantone Validated, HDR 500 True Black, 0.2 ms response rate, 93% screen-to-body ratio | Anti-glare, 170° viewing angle |
| PROCESSOR | ASUS Zenbook Pro 14 Duo OLED (UX8402ZE) | Lenovo ThinkPad E15 Gen 4 (21E6) |
|---|
| CPU | Intel Core i9 (12th Gen) 12900H / 2.5 GHz | Intel Core i5 (12th Gen) 1235U / 1.3 GHz |
|---|---|---|
| Max Turbo Speed | 5 GHz | 4.4 GHz |
| Number of Cores | 14-core | 10-core |
| Cache | 24 MB | 12 MB |
| Platform Technology | Intel Evo | - |
| Features | - | Integrated memory controller |
| MEMORY | ASUS Zenbook Pro 14 Duo OLED (UX8402ZE) | Lenovo ThinkPad E15 Gen 4 (21E6) |
|---|
| RAM | 32 GB (provided memory is soldered) | 8 GB (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | - | 40 GB |
| RAM Type | LPDDR5 SDRAM | DDR4 SDRAM |
| Speed | - | 3200 MHz |
| Rated Speed | - | 3200 MHz |
| Form Factor | - | SO-DIMM 260-pin |
| Slots Qty | - | 1 |
| Empty Slots | - | 1 |
| STORAGE | ASUS Zenbook Pro 14 Duo OLED (UX8402ZE) | Lenovo ThinkPad E15 Gen 4 (21E6) |
|---|
| Main Storage Size (HDD/SSD) | 1 TB SSD M.2 PCIe 4.0 - NVM Express (NVMe), Performance | 256 GB SSD M.2 2242 PCIe 4.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | ASUS Zenbook Pro 14 Duo OLED (UX8402ZE) | Lenovo ThinkPad E15 Gen 4 (21E6) |
|---|
| Multi-GPU Configuration | 1 single GPU card / integrated GPU | - |
|---|---|---|
| Graphics Processor (GPU) | NVIDIA GeForce RTX 3050 Ti / Intel Iris Xe Graphics | Intel Iris Xe Graphics |
| Max Monitors Supported | - | 2 external monitor(s) |
| Video Memory | 4 GB GDDR6 SDRAM | - |
| Camera | Yes - 720p | Yes - 1080p |
| Camera Features | IR camera, Windows Hello | Privacy shutter, IR camera, Windows Hello, fixed focus |
| Sound | Harman/kardon stereo speakers, array microphone | Stereo speakers, dual array microphone |
| Codec | - | Realtek ALC3287 |
| Compliant Standards | - | High Definition Audio, Dolby Audio |
| Audio Features | - | Harman-branded |
| COMMUNICATIONS | ASUS Zenbook Pro 14 Duo OLED (UX8402ZE) | Lenovo ThinkPad E15 Gen 4 (21E6) |
|---|
| Wireless | Bluetooth 5.2, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) | 802.11a/b/g/n/ac/ax, Bluetooth 5.2 |
|---|---|---|
| Wireless Controller | - | M.2 Card |
| Network Interface | - | Gigabit Ethernet |
| Ethernet Controller | - | Intel I219-V |
| Features | Dual stream (2x2) | Wake-on-LAN (WOL), dual stream (2x2) |
| BATTERY | ASUS Zenbook Pro 14 Duo OLED (UX8402ZE) | Lenovo ThinkPad E15 Gen 4 (21E6) |
|---|
| Technology | 4-cell Lithium Ion | Lithium polymer |
|---|---|---|
| Battery Capacity (Size) | 76 Wh | 57 Wh |
| Battery Life | - | Up to 15.6 hours |
| AC ADAPTER | ASUS Zenbook Pro 14 Duo OLED (UX8402ZE) | Lenovo ThinkPad E15 Gen 4 (21E6) |
|---|
| Input | AC 100-240 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 180 Watt, 20 V, 9 A | 65 Watt |
| INPUT | ASUS Zenbook Pro 14 Duo OLED (UX8402ZE) | Lenovo ThinkPad E15 Gen 4 (21E6) |
|---|
| Type | Keyboard, touchpad, ScreenPad Plus | Keyboard, TrackPoint, UltraNav |
|---|---|---|
| Numeric Keypad | - | Yes |
| Keyboard Backlight | Yes | Yes |
| Features | Chiclet keyboard, ASUS ErgoSense, 12.7" (2880x864) IPS-level touch display | Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls |
| CONNECTIONS & EXPANSIONS | ASUS Zenbook Pro 14 Duo OLED (UX8402ZE) | Lenovo ThinkPad E15 Gen 4 (21E6) |
|---|
| Interfaces | HDMI Headphone/microphone combo jack USB 3.2 Gen 2 2 x USB-C (supports Thunderbolt 4, DisplayPort Alt Mode) (Power Delivery) |
USB 2.0 USB 3.2 Gen 1 (Always On) USB4 (supports Thunderbolt 4, DisplayPort 1.4 Alt Mode) (Power Delivery 3.0) HDMI LAN Headphone/microphone combo jack |
|---|---|---|
| Memory Card Reader | Yes (SD Card) | - |
| SOFTWARE | ASUS Zenbook Pro 14 Duo OLED (UX8402ZE) | Lenovo ThinkPad E15 Gen 4 (21E6) |
|---|
| Operating System (OS) | Windows 11 Home | Windows 11 Pro - English |
|---|
| MISCELLANEOUS | ASUS Zenbook Pro 14 Duo OLED (UX8402ZE) | Lenovo ThinkPad E15 Gen 4 (21E6) |
|---|
| Included Accessories | Stylus, power adapter, sleeve, stand | USB-C power adapter |
|---|---|---|
| Security | Trusted Platform Module (TPM 2.0) Security Chip | Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader |
| Security Slot Type | - | Kensington security slot |
| Theft/Intrusion Protection | - | Security lock slot (cable lock sold separately) |
| Features | MIL-STD-810H tested, ASUS IceCool Plus | Administrator password, power-on password, MIL-STD-810H tested, self-healing BIOS, NVMe password |
| Compliant Standards | - | RoHS, Energy-Related Products (ErP) Lot 3, TCG Certified, TUV Rheinland Low Blue Light (Software Solution) |
| Repairability Index | 5.9 (out of 10) | - |
| ENERGY STAR Certified | - | Yes |
| EPEAT Compliant | - | EPEAT Gold |
| Max Operating Temperature | - | 35 °C |
| Min Operating Temperature | - | 5 °C |
| Humidity Range Operating | - | 8 - 95% |
| Manufacturer Warranty | - | Base warranty - 1 year - pick-up and return Extended warranty - 1 year - on-site |
| Model Number | M3022W | - |
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