In depth comparison and review of ASUS ZenBook 14X OLED (UX5400EA) and Lenovo ThinkPad T14 Gen 3 (21AH). 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 14X OLED (UX5400EA) based on its technical characteristics, features, user experience, expert reviews and price level.
vibrant oled display
compact lightweight design
responsive touchpad
solid build quality
fast charging support
average battery life
no dedicated gpu
limited port selection
higher price point
Advantages and disadvantages of Lenovo ThinkPad T14 Gen 3 (21AH) based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
excellent keyboard feel
impressive battery life
good security features
efficient thermal management
average display brightness
modest onboard graphics
higher price point
limited color accuracy
| DESIGN AND DIMENSIONS | ASUS ZenBook 14X OLED (UX5400EA) | Lenovo ThinkPad T14 Gen 3 (21AH) |
|---|
| Product Type | Notebook - 180-degree hinge design | Notebook - 180-degree hinge design |
|---|---|---|
| Dimensions (WxDxH) | 31.12 cm x 22.12 cm x 1.69 cm | 31.77 cm x 22.69 cm x 1.79 cm |
| Weight | 1.4 kg | 1.21 kg |
| Case Material | Aluminum | Carbon fibre (top), glass-fibre (top), polycarbonate (top), polyphenylene sulfide (bottom) |
| Colour | Pine grey | Thunder black |
| DISPLAY | ASUS ZenBook 14X OLED (UX5400EA) | Lenovo ThinkPad T14 Gen 3 (21AH) |
|---|
| Screen Size (Type) | 14" OLED | 14" - IPS |
|---|---|---|
| Touchscreen | Yes | - |
| LCD Backlight Technology | - | LED backlight |
| Screen Resolution | 2880 x 1800 (WQXGA+) | 1920 x 1200 (WUXGA) |
| V-Sync Rate at Max Res. | 90 Hz | - |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:10 | 16:10 |
| Image Brightness | 550 cd/m² | 400 cd/m² |
| Colour Gamut | 100% DCI-P3 | 100% sRGB |
| Features | Glossy, Pantone Validated, HDR 500 True Black, 0.2 ms response rate | Anti-glare, 170° viewing angle, Low Power, ICC template colour calibration |
| PROCESSOR | ASUS ZenBook 14X OLED (UX5400EA) | Lenovo ThinkPad T14 Gen 3 (21AH) |
|---|
| CPU | Intel Core i7 (11th Gen) 1165G7 / 2.8 GHz | Intel Core i5 (12th Gen) 1235U / 1.3 GHz |
|---|---|---|
| Max Turbo Speed | 4.7 GHz | 4.4 GHz |
| Number of Cores | Quad-Core | 10-core |
| Cache | 12 MB | 12 MB |
| Features | - | Integrated memory controller |
| MEMORY | ASUS ZenBook 14X OLED (UX5400EA) | Lenovo ThinkPad T14 Gen 3 (21AH) |
|---|
| RAM | 16 GB (provided memory is soldered) | 8 GB (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | - | 40 GB |
| RAM Type | LPDDR4X 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 14X OLED (UX5400EA) | Lenovo ThinkPad T14 Gen 3 (21AH) |
|---|
| Main Storage Size (HDD/SSD) | 1 TB SSD M.2 PCIe - NVM Express (NVMe) | 256 GB SSD M.2 2280 PCIe 4.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe) |
|---|---|---|
| SSD Cache | 32 GB 3D Xpoint (Optane) | - |
| AUDIO & VIDEO | ASUS ZenBook 14X OLED (UX5400EA) | Lenovo ThinkPad T14 Gen 3 (21AH) |
|---|
| Graphics Processor (GPU) | Intel Iris Xe Graphics | Intel Iris Xe Graphics |
|---|---|---|
| Max Monitors Supported | - | 3 external monitor(s) |
| Camera | Yes - 720p | Yes - 1080p |
| Camera Features | Privacy shutter | Privacy shutter, IR camera, Windows Hello, fixed focus, Human Presence Detection (software) |
| Sound | Harman/kardon stereo speakers, array microphone | Stereo speakers, dual array microphone |
| Codec | - | Realtek ALC3287 |
| Compliant Standards | - | High Definition Audio, Dolby Audio, Dolby Voice |
| Audio Features | Noise-cancellation technology | - |
| COMMUNICATIONS | ASUS ZenBook 14X OLED (UX5400EA) | Lenovo ThinkPad T14 Gen 3 (21AH) |
|---|
| Wireless | Bluetooth 5.0, 802.11a/b/g/n/ac/ax | Bluetooth 5.2, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) |
|---|---|---|
| Wireless Controller | - | Intel Wi-Fi 6E AX 211 |
| Network Interface | - | Gigabit Ethernet |
| Ethernet Controller | - | Intel I219-V |
| Features | Dual stream (2x2) | Wake-on-LAN (WOL), dual stream (2x2) |
| WWAN |
|---|
| Generation | - | 4G upgradable |
|---|
| BATTERY | ASUS ZenBook 14X OLED (UX5400EA) | Lenovo ThinkPad T14 Gen 3 (21AH) |
|---|
| Technology | 3-cell Lithium Ion | Lithium polymer |
|---|---|---|
| Battery Capacity (Size) | 63 Wh | 39.3 Wh |
| AC ADAPTER | ASUS ZenBook 14X OLED (UX5400EA) | Lenovo ThinkPad T14 Gen 3 (21AH) |
|---|
| Input | AC 100-240 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 100 Watt, 20 V, 5 A | 65 Watt |
| INPUT | ASUS ZenBook 14X OLED (UX5400EA) | Lenovo ThinkPad T14 Gen 3 (21AH) |
|---|
| Type | Keyboard, ScreenPad 2.0 | Keyboard, TrackPoint, UltraNav |
|---|---|---|
| Keyboard Backlight | Yes | Yes |
| Features | Chiclet keyboard, 1.4mm travel distance, FHD+ (2160 x 1080) IPS-level display | Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls |
| CONNECTIONS & EXPANSIONS | ASUS ZenBook 14X OLED (UX5400EA) | Lenovo ThinkPad T14 Gen 3 (21AH) |
|---|
| Interfaces | HDMI Headphone/microphone combo jack USB 3.2 Gen 2 2 x USB-C (supports Thunderbolt 4, DisplayPort Alt Mode) (Power Delivery) |
USB 3.2 Gen 1 (Always On) USB 3.2 Gen 1 2 x USB4 (supports Thunderbolt 4, DisplayPort 1.4 Alt Mode) (Power Delivery 3.0) HDMI LAN Headphone/microphone combo jack |
|---|---|---|
| Memory Card Reader | Yes (microSD) | - |
| SOFTWARE | ASUS ZenBook 14X OLED (UX5400EA) | Lenovo ThinkPad T14 Gen 3 (21AH) |
|---|
| Operating System (OS) | Windows 11 Home | Windows 10 Pro 64-bit Edition (available through downgrade rights from Windows 11 Pro) + Windows 11 Pro Licence - English |
|---|---|---|
| Software Included | - | Glance by Mirametrix |
| MISCELLANEOUS | ASUS ZenBook 14X OLED (UX5400EA) | Lenovo ThinkPad T14 Gen 3 (21AH) |
|---|
| Included Accessories | Stylus, USB-C power adapter | USB-C power adapter |
|---|---|---|
| Security | Firmware Trusted Platform Module (TPM) Security Chip, fingerprint reader | Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader, smart card reader |
| Security Slot Type | - | Kensington nano security slot |
| Theft/Intrusion Protection | - | Security lock slot (cable lock sold separately) |
| Features | System password, ErgoLift, MIL-STD-810H tested | Administrator password, power-on password, RapidCharge, MIL-STD-810H tested, NVMe password, USB FIDO (Fast Identity Online) device integration, Firmware Resiliency 3.0 |
| Compliant Standards | TUV Rheinland Flicker Free Certification, TUV Rheinland Low Blue Light (Hardware Solution) | RoHS, Energy-Related Products (ErP) Lot 3, TCG Certified |
| Repairability Index | 6.8 (out of 10) | - |
| ENERGY STAR Certified | Yes | Yes |
| EPEAT Compliant | - | EPEAT Gold |
| Max Operating Temperature | - | 35 °C |
| Min Operating Temperature | - | 5 °C |
| Humidity Range Operating | - | 8 - 95% |
| Manufacturer Warranty | - | Base warranty - 3 years - pick-up and return Extended warranty - 1 year - on-site Base warranty - battery - 1 year |
| Model Number | KN232W | - |
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