Lenovo ThinkBook 16 G6 IRL (21KH) vs. ASUS Vivobook 14X (K3405ZF)

Laptop Comparison, Reviews and Tests

Detailed comparison and review of Lenovo ThinkBook 16 G6 IRL (21KH) 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.

Lenovo ThinkBook 16 G6 IRL (21KH) Review

Advantages and disadvantages of Lenovo ThinkBook 16 G6 IRL (21KH) based on its technical characteristics, features, user experience, expert reviews and price level.

powerful intel processor

high-resolution display

solid build quality

good battery life

fast ssd storage

heavier than competitors

limited color options

noisy under load

expensive base model

ASUS Vivobook 14X (K3405ZF) Review

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

Laptop Comparison and Tests

Difference between Lenovo ThinkBook 16 G6 IRL (21KH) and ASUS Vivobook 14X (K3405ZF)
85 % - Design
86 % - Display
85 % - Performance
85 % - Connectivity
85 % - Battery
82 % - Design
85 % - Display
85 % - Performance
85 % - Connectivity
80 % - Battery

Laptop Specifications Comparison

Lenovo ThinkBook 16 G6 IRL (21KH) vs. ASUS Vivobook 14X (K3405ZF) Comparison Chart
DESIGN AND DIMENSIONS Lenovo ThinkBook 16 G6 IRL (21KH) ASUS Vivobook 14X (K3405ZF)
Product Type Notebook Notebook - 180-degree hinge design
Dimensions (WxDxH) 35.6 cm x 25.35 cm x 1.75 cm 31.71 cm x 22.25 cm x 1.89 cm
Weight 1.7 kg 1.4 kg
Case Material Aluminium (top), polycarbonate ABS (bottom) Aluminum
Colour Dual tone arctic grey Cool silver
DISPLAY Lenovo ThinkBook 16 G6 IRL (21KH) ASUS Vivobook 14X (K3405ZF)
Screen Size (Type) 16" - IPS 14" - IPS
Screen Resolution 1920 x 1200 (WUXGA) 1920 x 1200 (WUXGA)
V-Sync Rate at Max Res. 60 Hz -
Widescreen Yes Yes
Image Aspect Ratio 16:10 16:10
Image Brightness 300 cd/m² 300 cd/m²
Colour Gamut 45% NTSC 45% NTSC
Features Anti-glare, Low Blue Light technology Glossy
PROCESSOR Lenovo ThinkBook 16 G6 IRL (21KH) ASUS Vivobook 14X (K3405ZF)
CPU Intel Core i5 (13th Gen) 1335U / 1.3 GHz Intel Core i5 (12th Gen) 12450H / 2 GHz
Max Turbo Speed 4.6 GHz 4.4 GHz
Number of Cores 10-core 8-core
Cache 12 MB L3 - 12 MB
Features Integrated memory controller Intel Smart Cache
MEMORY Lenovo ThinkBook 16 G6 IRL (21KH) ASUS Vivobook 14X (K3405ZF)
RAM 8 GB (1 x 8 GB) 16 GB (1 x 8 GB + 8 GB (soldered))
Max RAM Supported 64 GB 16 GB
RAM Type DDR5 SDRAM DDR4 SDRAM
Speed 5200 MHz -
Rated Speed 5200 MHz -
Form Factor SO-DIMM 262-pin SO-DIMM 260-pin
Slots Qty 2 1
Empty Slots 1 0
STORAGE Lenovo ThinkBook 16 G6 IRL (21KH) ASUS Vivobook 14X (K3405ZF)
Main Storage Size (HDD/SSD) 256 GB SSD M.2 2242 PCIe 4.0 x4 - NVM Express (NVMe) 512 GB SSD M.2 PCIe 3.0 - NVM Express (NVMe)
AUDIO & VIDEO Lenovo ThinkBook 16 G6 IRL (21KH) ASUS Vivobook 14X (K3405ZF)
Multi-GPU Configuration - 1 single GPU card / integrated GPU
Graphics Processor (GPU) Intel Iris Xe Graphics NVIDIA GeForce RTX 2050 / Intel UHD Graphics
Max Monitors Supported 3 external monitor(s) -
Video Memory - 4 GB GDDR6 SDRAM
Video System Features Functions as Intel UHD graphics (for single-channel memory) -
Camera Yes - 1080p Yes - HD
Camera Features Privacy shutter, Windows Hello, fixed focus, hybrid FHD/IR camera Privacy shutter
Sound Stereo speakers, dual array microphone Dual speakers, microphone
Codec Realtek ALC3287 -
Compliant Standards High Definition Audio, Dolby Audio -
Audio Features Input: noise-cancellation technology Output: ASUS SonicMaster, Audio by Dirac, Asus Audio Booster
COMMUNICATIONS Lenovo ThinkBook 16 G6 IRL (21KH) ASUS Vivobook 14X (K3405ZF)
Wireless 802.11a/b/g/n/ac/ax, Bluetooth 5.1 802.11a/b/g/n/ac/ax (Wi-Fi 6E), Bluetooth 5.3
Wireless Controller M.2 Card -
Network Interface Gigabit Ethernet -
Ethernet Controller Intel I219-V -
Features Wake-on-LAN (WOL), dual stream (2x2) Single stream (1x1)
BATTERY Lenovo ThinkBook 16 G6 IRL (21KH) ASUS Vivobook 14X (K3405ZF)
Technology Lithium polymer 3-cell Lithium Ion
Battery Capacity (Size) 45 Wh 50 Wh
AC ADAPTER Lenovo ThinkBook 16 G6 IRL (21KH) ASUS Vivobook 14X (K3405ZF)
Input AC 100-240 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 65 Watt 90 Watt, 19 V, 4.74 A
INPUT Lenovo ThinkBook 16 G6 IRL (21KH) ASUS Vivobook 14X (K3405ZF)
Type Keyboard, touchpad Keyboard, touchpad
Numeric Keypad Yes -
Keyboard Backlight Yes Yes
Features Spill-resistant, multi-touch touchpad, buttonless touchpad, precision touchpad 1.4mm travel distance, ASUS ErgoSense
CONNECTIONS & EXPANSIONS Lenovo ThinkBook 16 G6 IRL (21KH) ASUS Vivobook 14X (K3405ZF)
Slots 2 x M.2 (PCI Express 4.0 x4) (1 free) -
Interfaces USB 3.2 Gen 1
USB 3.2 Gen 1 (Always On)
USB-C 3.2 Gen 2 (supports DisplayPort 1.4 Alt Mode) (Power Delivery 3.0)
USB4 (supports Thunderbolt 4, DisplayPort 1.4 Alt Mode) (Power Delivery 3.0)
HDMI (4K support)
LAN
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 16 G6 IRL (21KH) ASUS Vivobook 14X (K3405ZF)
Operating System (OS) Windows 11 Pro - English Windows 11 Home
Software Included Microsoft Office (Trial) MyASUS, ScreenXpert, GlideX
MISCELLANEOUS Lenovo ThinkBook 16 G6 IRL (21KH) ASUS Vivobook 14X (K3405ZF)
Included Accessories USB-C 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 nano security slot -
Theft/Intrusion Protection Security lock slot (cable lock sold separately) -
Features Administrator password, hard drive password, power-on password, MIL-STD-810H tested, Rapid Charge Pro, self-healing BIOS ASUS IceCool design, MIL-STD-810H tested
Compliant Standards RoHS, Energy-Related Products (ErP) Lot 6, FSC, Energy-Related Products (ErP) Lot 26, TCO Certified 9.0 RoHS, REACH
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 -
Model Number - LY134W
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