Side by side comparison and review of Lenovo ThinkBook 15-IML (Lenovo ThinkBook 15) and ASUS Vivobook 14X (K3405ZF). Compare dimensions, processors, batteries, storage capacities and other key specifications and features to simplify the choice of your perfect laptop. Our goal is to make it easier for you to decide on the laptop that will best meet your expectations by revealing the main differences between the products.
Advantages and disadvantages of Lenovo ThinkBook 15-IML (Lenovo ThinkBook 15) based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
solid processor performance
adequate port selection
comfortable keyboard
affordable price
average display quality
moderate battery life
heavier design
no thunderbolt support
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 ThinkBook 15-IML (Lenovo ThinkBook 15) | ASUS Vivobook 14X (K3405ZF) |
|---|
| Product Type | Notebook | Notebook - 180-degree hinge design |
|---|---|---|
| Dimensions (WxDxH) | 36.4 cm x 24.5 cm x 1.89 cm | 31.71 cm x 22.25 cm x 1.89 cm |
| Weight | 1.8 kg | 1.4 kg |
| Case Material | Aluminum, polycarbonate ABS | Aluminum |
| Colour | Mineral grey | Cool silver |
| DISPLAY | Lenovo ThinkBook 15-IML (Lenovo ThinkBook 15) | ASUS Vivobook 14X (K3405ZF) |
|---|
| Screen Size (Type) | 15.6" - IPS | 14" - IPS |
|---|---|---|
| LCD Backlight Technology | LED backlight | - |
| Screen Resolution | 1920 x 1080 (Full HD) | 1920 x 1200 (WUXGA) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:10 |
| Image Brightness | 250 cd/m² | 300 cd/m² |
| Colour Gamut | - | 45% NTSC |
| Features | Anti-glare | Glossy |
| PROCESSOR | Lenovo ThinkBook 15-IML (Lenovo ThinkBook 15) | ASUS Vivobook 14X (K3405ZF) |
|---|
| CPU | Intel Core i5 (10th Gen) 10210U / 1.6 GHz | Intel Core i5 (12th Gen) 12450H / 2 GHz |
|---|---|---|
| Max Turbo Speed | 4.2 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 ThinkBook 15-IML (Lenovo ThinkBook 15) | ASUS Vivobook 14X (K3405ZF) |
|---|
| RAM | 8 GB (provided memory is soldered) | 16 GB (1 x 8 GB + 8 GB (soldered)) |
|---|---|---|
| Max RAM Supported | 24 GB | 16 GB |
| RAM Type | DDR4 SDRAM | DDR4 SDRAM |
| Speed | 2666 MHz | - |
| Rated Speed | 2666 MHz | - |
| Form Factor | SO-DIMM 260-pin | SO-DIMM 260-pin |
| Slots Qty | 1 | 1 |
| Empty Slots | 1 | 0 |
| STORAGE | Lenovo ThinkBook 15-IML (Lenovo ThinkBook 15) | ASUS Vivobook 14X (K3405ZF) |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD M.2 2280 PCIe 3.0 x4 - NVM Express (NVMe) | 512 GB SSD M.2 PCIe 3.0 - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | Lenovo ThinkBook 15-IML (Lenovo ThinkBook 15) | ASUS Vivobook 14X (K3405ZF) |
|---|
| Multi-GPU Configuration | - | 1 single GPU card / integrated GPU |
|---|---|---|
| Graphics Processor (GPU) | Intel UHD Graphics | 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 | - |
| Audio Features | - | Output: ASUS SonicMaster, Audio by Dirac, Asus Audio Booster |
| COMMUNICATIONS | Lenovo ThinkBook 15-IML (Lenovo ThinkBook 15) | ASUS Vivobook 14X (K3405ZF) |
|---|
| Wireless | Bluetooth 5.0, 802.11a/b/g/n/ac/ax | 802.11a/b/g/n/ac/ax (Wi-Fi 6E), Bluetooth 5.3 |
|---|---|---|
| Wireless Controller | M.2 Card | - |
| Network Interface | Gigabit Ethernet | - |
| Features | Dual stream (2x2) | Single stream (1x1) |
| BATTERY | Lenovo ThinkBook 15-IML (Lenovo ThinkBook 15) | ASUS Vivobook 14X (K3405ZF) |
|---|
| Technology | Lithium Ion | 3-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 45 Wh | 50 Wh |
| Battery Life | Up to 9 hours | - |
| AC ADAPTER | Lenovo ThinkBook 15-IML (Lenovo ThinkBook 15) | ASUS Vivobook 14X (K3405ZF) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 65 Watt | 90 Watt, 19 V, 4.74 A |
| INPUT | Lenovo ThinkBook 15-IML (Lenovo ThinkBook 15) | ASUS Vivobook 14X (K3405ZF) |
|---|
| Type | Keyboard, touchpad | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | Yes | - |
| Keyboard Backlight | Yes | Yes |
| Features | Spill-resistant, multi-touch touchpad, buttonless touchpad | 1.4mm travel distance, ASUS ErgoSense |
| CONNECTIONS & EXPANSIONS | Lenovo ThinkBook 15-IML (Lenovo ThinkBook 15) | ASUS Vivobook 14X (K3405ZF) |
|---|
| Interfaces | USB 2.0 USB 3.1 Gen 1 (Always On) USB 3.1 Gen 1 USB-C 3.1 Gen 1 USB-C 3.1 Gen 2 (supports DisplayPort Alt Mode) (Power Delivery) HDMI 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) | - |
| SOFTWARE | Lenovo ThinkBook 15-IML (Lenovo ThinkBook 15) | ASUS Vivobook 14X (K3405ZF) |
|---|
| Operating System (OS) | Windows 10 Pro 64-bit Edition - English | Windows 11 Home |
|---|---|---|
| Software Included | Microsoft Office (30 days trial) | MyASUS, ScreenXpert, GlideX |
| MISCELLANEOUS | Lenovo ThinkBook 15-IML (Lenovo ThinkBook 15) | ASUS Vivobook 14X (K3405ZF) |
|---|
| Included Accessories | Power adapter | Power adapter, wired mouse, Carry bag |
|---|---|---|
| Security | Firmware Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader | 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, RapidCharge | ASUS IceCool design, MIL-STD-810H tested |
| Compliant Standards | RoHS, Energy-Related Products (ErP) Lot 3 | RoHS, REACH |
| SAR Value | 0.6 W/kg (body), 0.6 W/kg (limb) | - |
| ENERGY STAR Certified | Yes | - |
| EPEAT Compliant | EPEAT Silver | - |
| Manufacturer Warranty | Limited warranty - 1 year - pick-up and return | - |
| Model Number | IML 20RW | LY134W |