In depth comparison and review of Lenovo ThinkPad X240 (20AM) and ASUS VivoBook 16X (K3605ZF). 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 VivoBook 16X (K3605ZF) based on its technical characteristics, features, user experience, expert reviews and price level.
high-resolution display
lightweight design
fast SSD storage
powerful processor performance
good thermal management
average battery life
limited port selection
higher price point
noisy under load
| DESIGN AND DIMENSIONS | Lenovo ThinkPad X240 (20AM) | ASUS VivoBook 16X (K3605ZF) |
|---|
| Product Type | Notebook | Notebook - 180-degree hinge design |
|---|---|---|
| Dimensions (WxDxH) | 30.55 cm x 20.85 cm x 1.99 cm | 35.86 cm x 24.91 cm x 1.89 cm |
| Weight | 1.47 kg | 1.8 kg |
| Case Material | Glass-fibre reinforced plastic | Aluminum, plastic |
| Colour | - | Cool silver |
| DISPLAY | Lenovo ThinkPad X240 (20AM) | ASUS VivoBook 16X (K3605ZF) |
|---|
| Screen Size (Type) | 12.5" | 16" |
|---|---|---|
| LCD Backlight Technology | LED backlight | - |
| Screen Resolution | 1366 x 768 (HD) | 1920 x 1200 (WUXGA) |
| V-Sync Rate at Max Res. | - | 120 Hz |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:10 |
| Image Brightness | - | 300 cd/m² |
| Colour Gamut | - | 100% sRGB |
| Features | Anti-glare | Anti-glare, 86% screen-to-body ratio, IPS-level |
| PROCESSOR | Lenovo ThinkPad X240 (20AM) | ASUS VivoBook 16X (K3605ZF) |
|---|
| CPU | Intel Core i3 (4th Gen) 4010U / 1.7 GHz | Intel Core i5 (12th Gen) 12450H |
|---|---|---|
| Max Turbo Speed | - | 4.4 GHz |
| Number of Cores | Dual-Core | 8-core |
| Cache | 3 MB | 12 MB |
| 64-bit Computing | Yes | - |
| Features | Integrated memory controller | Intel Smart Cache |
| MEMORY | Lenovo ThinkPad X240 (20AM) | ASUS VivoBook 16X (K3605ZF) |
|---|
| RAM | 2 GB (1 x 2 GB) | 16 GB (1 x 8 GB + 8 GB (soldered)) |
|---|---|---|
| Max RAM Supported | 8 GB | 16 GB |
| RAM Type | DDR3L SDRAM | DDR4 SDRAM |
| Speed | 1600 MHz / PC3L-12800 | - |
| Rated Speed | 1600 MHz | - |
| Form Factor | SO-DIMM 204-pin | SO-DIMM 260-pin |
| Slots Qty | 1 | 1 |
| Empty Slots | 0 | 0 |
| STORAGE | Lenovo ThinkPad X240 (20AM) | ASUS VivoBook 16X (K3605ZF) |
|---|
| Main Storage Size (HDD/SSD) | 500 GB HDD SATA 6Gb/s / 7200 rpm | 512 GB SSD M.2 PCIe 3.0 - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | Lenovo ThinkPad X240 (20AM) | ASUS VivoBook 16X (K3605ZF) |
|---|
| Multi-GPU Configuration | - | 1 single GPU card / integrated GPU |
|---|---|---|
| Graphics Processor (GPU) | Intel HD Graphics 4400 | NVIDIA GeForce RTX 2050 / Intel UHD Graphics |
| Video Memory | - | 4 GB GDDR6 VRAM |
| Camera | Yes - 720p | Yes - HD |
| Camera Features | Face tracking | Privacy shutter |
| Sound | Stereo speakers, two microphones | Dual speakers, dual array microphone |
| Codec | Realtek ALC3232 | - |
| Compliant Standards | High Definition Audio, Dolby Advanced Audio v2 | - |
| Audio Features | - | Output: ASUS SonicMaster |
| COMMUNICATIONS | Lenovo ThinkPad X240 (20AM) | ASUS VivoBook 16X (K3605ZF) |
|---|
| Wireless | 802.11b/g/n, Bluetooth 4.0 | 802.11a/b/g/n/ac/ax (Wi-Fi 6E), Bluetooth 5.3 |
|---|---|---|
| Wireless Controller | M.2 Card | - |
| Network Interface | Gigabit Ethernet | - |
| Ethernet Controller | Intel I218-V | - |
| Features | - | Dual stream (2x2) |
| WWAN |
|---|
| Generation | WWAN | - |
|---|
| BATTERY | Lenovo ThinkPad X240 (20AM) | ASUS VivoBook 16X (K3605ZF) |
|---|
| Technology | 6-cell Lithium Ion | 3-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 47 Wh | 50 Wh |
| AC ADAPTER | Lenovo ThinkPad X240 (20AM) | ASUS VivoBook 16X (K3605ZF) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 45 Watt | 120 Watt, 20 V, 6 A |
| INPUT | Lenovo ThinkPad X240 (20AM) | ASUS VivoBook 16X (K3605ZF) |
|---|
| Type | Keyboard, TrackPoint, UltraNav | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | - | Yes |
| Keyboard Backlight | - | Yes |
| Features | Spill-resistant, multi-touch touchpad | Chiclet keyboard, 1.4mm travel distance, ASUS ErgoSense |
| CONNECTIONS & EXPANSIONS | Lenovo ThinkPad X240 (20AM) | ASUS VivoBook 16X (K3605ZF) |
|---|
| Interfaces | 2 x USB 3.0 VGA Mini DisplayPort LAN 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 | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) | Yes (SD Card) |
| SOFTWARE | Lenovo ThinkPad X240 (20AM) | ASUS VivoBook 16X (K3605ZF) |
|---|
| Operating System (OS) | Microsoft Windows 7 Professional 64-bit Edition - French | Windows 11 Home |
|---|---|---|
| Software Included | - | McAfee LiveSafe (30 days trial), Microsoft 365 (1 month trial) |
| MISCELLANEOUS | Lenovo ThinkPad X240 (20AM) | ASUS VivoBook 16X (K3605ZF) |
|---|
| Dockable | Yes | - |
|---|---|---|
| Included Accessories | Power adapter | Power adapter |
| Security | Trusted Platform Module (TPM 1.2) Security Chip | Firmware Trusted Platform Module (TPM) Security Chip |
| Security Slot Type | Kensington security slot | - |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | - |
| Features | Administrator password, hard drive password, power-on password, ThinkVantage Active Protection System, 1 USB 3.0 (Always On), MIL-STD-810G tested | ASUS IceCool design, MIL-STD-810H tested, ASUS Antimicrobial Guard |
| Compliant Standards | RoHS, GREENGUARD | RoHS, REACH, TUV Rheinland Low Blue Light Certification, TUV Rheinland Flicker Free Certification |
| ENERGY STAR Certified | Yes | - |
| Manufacturer Warranty | Limited warranty - 1 year - pick-up and return | - |
| Model Number | - | N1009W |
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