In depth comparison and review of ASUS Zenbook 14 Flip OLED (UP5401ZA) and Lenovo ThinkPad X13 Yoga Gen 4 (21F2). 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 14 Flip OLED (UP5401ZA) based on its technical characteristics, features, user experience, expert reviews and price level.
vibrant oled display
360-degree hinge versatility
lightweight and portable
responsive touchscreen
good battery life
limited port selection
average graphics performance
higher price point
no dedicated gpu
Advantages and disadvantages of Lenovo ThinkPad X13 Yoga Gen 4 (21F2) based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
flexible 2-in-1 design
excellent keyboard comfort
good security features
reliable performance
average battery life
limited graphics power
higher price point
no 4K display option
| DESIGN AND DIMENSIONS | ASUS Zenbook 14 Flip OLED (UP5401ZA) | Lenovo ThinkPad X13 Yoga Gen 4 (21F2) |
|---|
| Product Type | Notebook - flip design | Notebook - flip design |
|---|---|---|
| Dimensions (WxDxH) | 31.1 cm x 22.3 cm x 1.59 cm | 30.17 cm x 21.46 cm x 1.64 cm |
| Weight | 1.4 kg | 1.21 kg |
| Case Material | - | Magnesium (bottom), magnesium (top) |
| Colour | Pine grey | Deep black |
| DISPLAY | ASUS Zenbook 14 Flip OLED (UP5401ZA) | Lenovo ThinkPad X13 Yoga Gen 4 (21F2) |
|---|
| Screen Size (Type) | 14" OLED | 13.3" - IPS |
|---|---|---|
| Touchscreen | Yes | Yes (10-point multi-touch) |
| Screen Resolution | 2880 x 1800 (2.8K) | 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 |
| Colour Support | 1.07 billion colours | - |
| Features | Flicker Free technology, Low Blue Light technology, Pantone Validated, HDR 500 True Black, 88% screen-to-body ratio, 0.2 ms response rate | Anti-glare, One Glass Solution, Low Power, Eyesafe technology |
| PROCESSOR | ASUS Zenbook 14 Flip OLED (UP5401ZA) | Lenovo ThinkPad X13 Yoga Gen 4 (21F2) |
|---|
| CPU | Intel Core i5 (12th Gen) 12500H / 2.5 GHz | Intel Core i5 (13th Gen) 1335U / 1.3 GHz |
|---|---|---|
| Max Turbo Speed | 4.5 GHz | 4.6 GHz |
| Number of Cores | 12-core | 10-core |
| Cache | L3 - 18 MB | 12 MB |
| Platform Technology | - | Intel Evo |
| Features | Intel Smart Cache | Integrated memory controller |
| MEMORY | ASUS Zenbook 14 Flip OLED (UP5401ZA) | Lenovo ThinkPad X13 Yoga Gen 4 (21F2) |
|---|
| RAM | 16 GB (provided memory is soldered) | 16 GB (provided memory is soldered) |
|---|---|---|
| RAM Type | LPDDR5 SDRAM | LPDDR5 SDRAM |
| Speed | - | 4800 MHz |
| Rated Speed | - | 6400 MHz |
| STORAGE | ASUS Zenbook 14 Flip OLED (UP5401ZA) | Lenovo ThinkPad X13 Yoga Gen 4 (21F2) |
|---|
| Main Storage Size (HDD/SSD) | 512 GB SSD M.2 PCIe 4.0 - NVM Express (NVMe) | 256 GB SSD M.2 2280 PCIe 4.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | ASUS Zenbook 14 Flip OLED (UP5401ZA) | Lenovo ThinkPad X13 Yoga Gen 4 (21F2) |
|---|
| Graphics Processor (GPU) | Intel Iris Xe Graphics | Intel Iris Xe Graphics |
|---|---|---|
| Max Monitors Supported | - | 3 external monitor(s) |
| Video System Features | Functions as Intel UHD graphics (for single-channel memory) | Functions as Intel UHD graphics (for single-channel memory) |
| Camera | Yes - 720p | Yes |
| Resolution | - | 5 Megapixel |
| Camera Features | Privacy shutter | Privacy shutter, Windows Hello, fixed focus, Discrete IR, Ultrasonic Human Presence Detection |
| Sound | Harman/kardon stereo speakers, array microphone | Stereo speakers, dual array microphone |
| Codec | - | Realtek ALC3287 |
| Compliant Standards | Dolby Atmos | High Definition Audio, Dolby Audio |
| Audio Features | Output: Smart Amp | Input: Dolby Voice, 360° far-field |
| COMMUNICATIONS | ASUS Zenbook 14 Flip OLED (UP5401ZA) | Lenovo ThinkPad X13 Yoga Gen 4 (21F2) |
|---|
| Wireless | 802.11a/b/g/n/ac/ax (Wi-Fi 6E), Bluetooth 5.3 | Bluetooth 5.1, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) |
|---|---|---|
| Wireless Controller | - | Intel Wi-Fi 6E AX 211 |
| Features | Dual stream (2x2) | Dual stream (2x2) |
| WWAN |
|---|
| Generation | - | 4G upgradable |
|---|
| BATTERY | ASUS Zenbook 14 Flip OLED (UP5401ZA) | Lenovo ThinkPad X13 Yoga Gen 4 (21F2) |
|---|
| Technology | 3-cell Lithium Ion | Lithium polymer |
|---|---|---|
| Battery Capacity (Size) | 63 Wh | 54.7 Wh |
| AC ADAPTER | ASUS Zenbook 14 Flip OLED (UP5401ZA) | Lenovo ThinkPad X13 Yoga Gen 4 (21F2) |
|---|
| 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 14 Flip OLED (UP5401ZA) | Lenovo ThinkPad X13 Yoga Gen 4 (21F2) |
|---|
| Type | Keyboard, NumberPad 2.0 | Keyboard, digitizer, TrackPoint, digital pen, UltraNav |
|---|---|---|
| Keyboard Backlight | Yes | Yes |
| Features | Chiclet keyboard, 1.4mm travel distance | Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls |
| CONNECTIONS & EXPANSIONS | ASUS Zenbook 14 Flip OLED (UP5401ZA) | Lenovo ThinkPad X13 Yoga Gen 4 (21F2) |
|---|
| Interfaces | USB 3.2 Gen 2 2 x Thunderbolt 4 (Power Delivery) HDMI 2.1 Headphone/microphone combo jack |
USB 3.2 Gen 1 USB 3.2 Gen 1 (Always On) 2 x USB4 (supports Thunderbolt 4, DisplayPort 2.0 Alt Mode) (Power Delivery 3.0) HDMI 2.1 (4K support) Headphone/microphone combo jack |
|---|---|---|
| Memory Card Reader | Yes (microSD) | - |
| SOFTWARE | ASUS Zenbook 14 Flip OLED (UP5401ZA) | Lenovo ThinkPad X13 Yoga Gen 4 (21F2) |
|---|
| Operating System (OS) | Windows 11 Home | Windows 11 Pro - English |
|---|---|---|
| Software Included | Microsoft Office (30 days trial) | Glance by Mirametrix, Intel Connectivity Performance Suite |
| MISCELLANEOUS | ASUS Zenbook 14 Flip OLED (UP5401ZA) | Lenovo ThinkPad X13 Yoga Gen 4 (21F2) |
|---|
| Included Accessories | USB-C power adapter | Power adapter, Lenovo Integrated Pen, USB-C slim power adapter |
|---|---|---|
| Security | 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 | ASUS IceCool design, ErgoLift, BIOS protection, Cortana support | 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 |
| Compliant Standards | RoHS, REACH, TUV Rheinland Flicker Free Certification, SGS Eye Care Display Certification, TUV Rheinland Low Blue Light (Hardware Solution) | RoHS, Energy-Related Products (ErP) Lot 6, TCG Certified, Energy-Related Products (ErP) Lot 26, TCO Certified 9.0 |
| Max Operating Temperature | - | 35 °C |
| Min Operating Temperature | - | 5 °C |
| Humidity Range Operating | - | 8 - 95% |
| Manufacturer Warranty | Limited warranty - 1 year - pick-up and return | 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 | KN056W | - |
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