Detailed comparison and review of Lenovo ThinkPad X13 Gen 4 (21EX) and ASUS Zenbook Pro 14 OLED (UX6404VI). With our comprehensive overview, you can simply compare dimensions, performance, storage, functions, but also other key features of both laptops and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the laptop that best fits your needs and expectations.
Advantages and disadvantages of Lenovo ThinkPad X13 Gen 4 (21EX) based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
excellent keyboard comfort
impressive security features
good battery life
portable design
average display brightness
limited graphics performance
noisy under load
higher price point
Advantages and disadvantages of ASUS Zenbook Pro 14 OLED (UX6404VI) based on its technical characteristics, features, user experience, expert reviews and price level.
stunning oled display
powerful processor performance
sleek, lightweight design
high-speed connectivity options
innovative cooling system
average battery life
limited port selection
higher price point
no dedicated numeric keypad.
| DESIGN AND DIMENSIONS | Lenovo ThinkPad X13 Gen 4 (21EX) | ASUS Zenbook Pro 14 OLED (UX6404VI) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 30.17 cm x 21.48 cm x 1.595 cm | 32.18 cm x 22.33 cm x 1.79 cm |
| Weight | 1.09 kg | 1.65 kg |
| Case Material | Aluminium (bottom), carbon fibre hybrid (top) | Aluminum |
| Colour | Deep black | Tech black |
| DISPLAY | Lenovo ThinkPad X13 Gen 4 (21EX) | ASUS Zenbook Pro 14 OLED (UX6404VI) |
|---|
| Screen Size (Type) | 13.3" - IPS | 14.5" OLED |
|---|---|---|
| Touchscreen | - | Yes |
| Screen Resolution | 1920 x 1200 (WUXGA) | 2880 x 1800 (2.8K) |
| V-Sync Rate at Max Res. | - | 120 Hz |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:10 | 16:10 |
| Image Brightness | 300 cd/m² | 550 cd/m² |
| Colour Gamut | 100% sRGB | 100% DCI-P3 |
| Colour Support | - | 1.07 billion colours |
| Features | Anti-glare | Glossy, HDR (high dynamic range), Pantone Validated, HDR 500 True Black, 0.2 ms response rate |
| PROCESSOR | Lenovo ThinkPad X13 Gen 4 (21EX) | ASUS Zenbook Pro 14 OLED (UX6404VI) |
|---|
| CPU | Intel Core i5 (13th Gen) 1335U / 1.3 GHz | Intel Core i9 (13th Gen) 13900H |
|---|---|---|
| Max Turbo Speed | 4.6 GHz | 5.4 GHz |
| Number of Cores | 10-core | 14-core |
| Cache | 12 MB | 24 MB |
| Platform Technology | Intel Evo | - |
| Features | Integrated memory controller | Intel Smart Cache |
| MEMORY | Lenovo ThinkPad X13 Gen 4 (21EX) | ASUS Zenbook Pro 14 OLED (UX6404VI) |
|---|
| RAM | 16 GB (provided memory is soldered) | 16 GB (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | - | 48 GB |
| RAM Type | LPDDR5 SDRAM | DDR5 SDRAM |
| Speed | 4800 MHz | - |
| Rated Speed | 6400 MHz | - |
| Form Factor | - | SO-DIMM 262-pin |
| Slots Qty | - | 1 |
| Empty Slots | - | 1 |
| STORAGE | Lenovo ThinkPad X13 Gen 4 (21EX) | ASUS Zenbook Pro 14 OLED (UX6404VI) |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD M.2 2280 PCIe 4.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe) | 1 TB SSD M.2 PCIe 4.0 - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | Lenovo ThinkPad X13 Gen 4 (21EX) | ASUS Zenbook Pro 14 OLED (UX6404VI) |
|---|
| Multi-GPU Configuration | - | 1 single GPU card / integrated GPU |
|---|---|---|
| Graphics Processor (GPU) | Intel Iris Xe Graphics | NVIDIA GeForce RTX 4070 / Intel Iris Xe Graphics |
| Max Monitors Supported | 3 external monitor(s) | - |
| Video Memory | - | 8 GB GDDR6 SDRAM |
| Video System Features | Functions as Intel UHD graphics (for single-channel memory) | - |
| Camera | Yes - 1080p | Yes - Full HD |
| Camera Features | Privacy shutter, fixed focus | IR camera, Windows Hello |
| Sound | Stereo speakers, dual array microphone | Harman/kardon stereo speakers, 3-microphone array |
| Codec | Realtek ALC3287 | - |
| Compliant Standards | High Definition Audio, Dolby Audio | Dolby Atmos |
| Audio Features | Input: Dolby Voice, 360° far-field | Output: Smart Amplification technology, Asus Audio Booster; Input: AI noise cancelling |
| COMMUNICATIONS | Lenovo ThinkPad X13 Gen 4 (21EX) | ASUS Zenbook Pro 14 OLED (UX6404VI) |
|---|
| Wireless | Bluetooth 5.1, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) | 802.11a/b/g/n/ac/ax (Wi-Fi 6E), Bluetooth 5.3 |
|---|---|---|
| Wireless Controller | Intel Wi-Fi 6E AX 211 | - |
| Features | Dual stream (2x2) | Dual stream (2x2) |
| WWAN |
|---|
| Generation | 4G upgradable | - |
|---|
| BATTERY | Lenovo ThinkPad X13 Gen 4 (21EX) | ASUS Zenbook Pro 14 OLED (UX6404VI) |
|---|
| Technology | Lithium polymer | 4-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 54.7 Wh | 76 Wh |
| AC ADAPTER | Lenovo ThinkPad X13 Gen 4 (21EX) | ASUS Zenbook Pro 14 OLED (UX6404VI) |
|---|
| Input | AC 100-240 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 65 Watt | 200 Watt, 20 V, 10 A |
| INPUT | Lenovo ThinkPad X13 Gen 4 (21EX) | ASUS Zenbook Pro 14 OLED (UX6404VI) |
|---|
| Type | Keyboard, TrackPoint, UltraNav | Keyboard, touchpad |
|---|---|---|
| Keyboard Backlight | Yes | Yes |
| Features | Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls | 1.4mm travel distance, ASUS ErgoSense |
| CONNECTIONS & EXPANSIONS | Lenovo ThinkPad X13 Gen 4 (21EX) | ASUS Zenbook Pro 14 OLED (UX6404VI) |
|---|
| Interfaces | USB 3.2 Gen 1 (Always On) USB 3.2 Gen 1 2 x USB4 (supports Thunderbolt 4, DisplayPort 2.0 Alt Mode) (Power Delivery 3.0) HDMI 2.1 (4K support) Headphone/microphone combo jack |
Headphone/microphone combo jack USB 3.2 Gen 2 USB-C 3.2 Gen 2 (supports DisplayPort Alt Mode) (Power Delivery) HDMI 2.1 Thunderbolt 4 (supports DisplayPort) (Power Delivery) |
|---|---|---|
| Memory Card Reader | - | Yes (SD Card) |
| SOFTWARE | Lenovo ThinkPad X13 Gen 4 (21EX) | ASUS Zenbook Pro 14 OLED (UX6404VI) |
|---|
| Operating System (OS) | Windows 11 Pro - English | Windows 11 Home |
|---|---|---|
| Software Included | Glance by Mirametrix, Intel Connectivity Performance Suite | McAfee LiveSafe (30 days trial), Microsoft 365 (1 month trial) |
| MISCELLANEOUS | Lenovo ThinkPad X13 Gen 4 (21EX) | ASUS Zenbook Pro 14 OLED (UX6404VI) |
|---|
| Included Accessories | USB-C slim power adapter | Power adapter |
|---|---|---|
| Security | Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader, smart card reader | Trusted Platform Module (TPM 2.0) Security Chip |
| Security Slot Type | Kensington nano security slot | - |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | - |
| Features | Administrator password, system password, power-on password, RapidCharge, MIL-STD-810H tested, NVMe password, Firmware Resiliency 3.0, certificate based BIOS authentication, FIDO (Fast Identity Online) authentication | MIL-STD-810H tested, ASUS IceCool Pro |
| Compliant Standards | RoHS, Energy-using Products (EuP) Lot 6, TCG Certified, Energy-Related Products (ErP) Lot 26, TCO Certified 9.0 | RoHS, REACH, TUV Rheinland, SGS Eye Care Display Certification |
| 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 Base warranty - battery - 1 year Extended warranty - 1 year - on-site - response time: next business day |
- |
| Model Number | - | P1056W |
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