Detailed comparison and review of Lenovo ThinkPad X280 (20KE) and ASUS Vivobook 14X (K3405ZF). 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 ASUS Vivobook 14X (K3405ZF) based on its technical characteristics, features, user experience, expert reviews and price level.
powerful intel processor
lightweight and portable
vivid oled display
fast ssd storage
competitive price point
average battery life
limited port selection
no dedicated gpu
standard design
| DESIGN AND DIMENSIONS | Lenovo ThinkPad X280 (20KE) | ASUS Vivobook 14X (K3405ZF) |
|---|
| Product Type | Notebook | Notebook - 180-degree hinge design |
|---|---|---|
| Dimensions (WxDxH) | 30.77 cm x 20.98 cm x 1.78 cm | 31.71 cm x 22.25 cm x 1.89 cm |
| Weight | 1.26 kg | 1.4 kg |
| Case Material | Glass-fibre, magnesium-aluminum alloy | Aluminum |
| Colour | Black | Cool silver |
| DISPLAY | Lenovo ThinkPad X280 (20KE) | ASUS Vivobook 14X (K3405ZF) |
|---|
| Screen Size (Type) | 12.5" - TN | 14" - IPS |
|---|---|---|
| LCD Backlight Technology | LED backlight | - |
| Screen Resolution | 1366 x 768 (HD) | 1920 x 1200 (WUXGA) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:10 |
| Image Brightness | 220 cd/m² | 300 cd/m² |
| Colour Gamut | - | 45% NTSC |
| Features | Anti-glare | Glossy |
| PROCESSOR | Lenovo ThinkPad X280 (20KE) | ASUS Vivobook 14X (K3405ZF) |
|---|
| CPU | Intel Core i5 (8th Gen) 8350U / 1.7 GHz | Intel Core i5 (12th Gen) 12450H / 2 GHz |
|---|---|---|
| Max Turbo Speed | 3.6 GHz | 4.4 GHz |
| Number of Cores | Quad-Core | 8-core |
| Cache | 6 MB | L3 - 12 MB |
| 64-bit Computing | Yes | - |
| Features | Integrated memory controller | Intel Smart Cache |
| MEMORY | Lenovo ThinkPad X280 (20KE) | ASUS Vivobook 14X (K3405ZF) |
|---|
| RAM | 8 GB (provided memory is soldered) | 16 GB (1 x 8 GB + 8 GB (soldered)) |
|---|---|---|
| Max RAM Supported | - | 16 GB |
| RAM Type | DDR4 SDRAM | DDR4 SDRAM |
| Speed | 2400 MHz | - |
| Rated Speed | 2400 MHz | - |
| Form Factor | - | SO-DIMM 260-pin |
| Slots Qty | - | 1 |
| Empty Slots | - | 0 |
| STORAGE | Lenovo ThinkPad X280 (20KE) | ASUS Vivobook 14X (K3405ZF) |
|---|
| Main Storage Size (HDD/SSD) | 128 GB SSD M.2 SATA 6Gb/s - Samsung | 512 GB SSD M.2 PCIe 3.0 - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | Lenovo ThinkPad X280 (20KE) | ASUS Vivobook 14X (K3405ZF) |
|---|
| Multi-GPU Configuration | - | 1 single GPU card / integrated GPU |
|---|---|---|
| Graphics Processor (GPU) | Intel UHD Graphics 620 | NVIDIA GeForce RTX 2050 / Intel UHD Graphics |
| Video Memory | - | 4 GB GDDR6 SDRAM |
| Camera | Yes - 720p | Yes - HD |
| Camera Features | ThinkShutter camera privacy | Privacy shutter |
| Sound | Stereo speakers, dual array microphone | Dual speakers, microphone |
| Codec | Realtek ALC3287 | - |
| Compliant Standards | High Definition Audio, Dolby Audio Premium | - |
| Audio Features | - | Output: ASUS SonicMaster, Audio by Dirac, Asus Audio Booster |
| COMMUNICATIONS | Lenovo ThinkPad X280 (20KE) | ASUS Vivobook 14X (K3405ZF) |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 4.1 | 802.11a/b/g/n/ac/ax (Wi-Fi 6E), Bluetooth 5.3 |
|---|---|---|
| Wireless Controller | Intel Dual Band Wireless-AC 8265 - M.2 Card | - |
| Features | Gigabit Ethernet via optional Ethernet (RJ-45) adapter | Single stream (1x1) |
| BATTERY | Lenovo ThinkPad X280 (20KE) | ASUS Vivobook 14X (K3405ZF) |
|---|
| Technology | 6-cell Lithium Ion | 3-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 48 Wh | 50 Wh |
| Battery Life | Up to 16.6 hours | - |
| AC ADAPTER | Lenovo ThinkPad X280 (20KE) | ASUS Vivobook 14X (K3405ZF) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 45 Watt, 5 / 9 / 15 / 20 V | 90 Watt, 19 V, 4.74 A |
| INPUT | Lenovo ThinkPad X280 (20KE) | ASUS Vivobook 14X (K3405ZF) |
|---|
| Type | Keyboard, TrackPoint, UltraNav | Keyboard, touchpad |
|---|---|---|
| Keyboard Backlight | - | Yes |
| Features | Spill-resistant, multi-touch touchpad, buttonless touchpad | 1.4mm travel distance, ASUS ErgoSense |
| CONNECTIONS & EXPANSIONS | Lenovo ThinkPad X280 (20KE) | ASUS Vivobook 14X (K3405ZF) |
|---|
| Interfaces | USB 3.1 Gen 1 USB 3.1 Gen 1 (Always On) USB-C 3.1 Gen 1 USB-C 3.1 Gen 2 (supports Thunderbolt 3) HDMI Lenovo Ethernet extension connector Dock Headphone/microphone combo jack |
HDMI 2.1 Headphone/microphone combo jack 2 x USB 3.2 Gen 1 USB-C 3.2 Gen 1 (Power Delivery) |
|---|---|---|
| Memory Card Reader | Yes (microSD) | - |
| SOFTWARE | Lenovo ThinkPad X280 (20KE) | ASUS Vivobook 14X (K3405ZF) |
|---|
| Operating System (OS) | Windows 10 Pro 64-bit Edition | Windows 11 Home |
|---|---|---|
| Software Included | - | MyASUS, ScreenXpert, GlideX |
| MISCELLANEOUS | Lenovo ThinkPad X280 (20KE) | ASUS Vivobook 14X (K3405ZF) |
|---|
| Dockable | Yes | - |
|---|---|---|
| Included Accessories | USB-C power adapter | Power adapter, wired mouse, Carry bag |
| Security | Trusted Platform Module (TPM 2.0) Security Chip | Firmware Trusted Platform Module (TPM) Security Chip |
| Security Slot Type | Kensington mini security slot | - |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | - |
| Features | Administrator password, hard drive password, power-on password, MIL-STD-810G tested | ASUS IceCool design, MIL-STD-810H tested |
| Compliant Standards | RoHS | RoHS, REACH |
| ENERGY STAR Certified | Yes | - |
| Model Number | - | LY134W |
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