ASUS VivoBook 14 (X420UA) vs. ASUS Vivobook 14X (K3405ZF)

Laptop Comparison, Reviews and Tests

Detailed comparison and review of ASUS VivoBook 14 (X420UA) 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.

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 ASUS VivoBook 14 (X420UA) and ASUS Vivobook 14X (K3405ZF)
82 % - Design
85 % - Display
85 % - Performance
85 % - Connectivity
80 % - Battery

Laptop Specifications Comparison

ASUS VivoBook 14 (X420UA) vs. ASUS Vivobook 14X (K3405ZF) Comparison Chart
DESIGN AND DIMENSIONS ASUS VivoBook 14 (X420UA) ASUS Vivobook 14X (K3405ZF)
Product Type Notebook Notebook - 180-degree hinge design
Dimensions (WxDxH) 32.24 cm x 21 cm x 1.77 cm 31.71 cm x 22.25 cm x 1.89 cm
Weight 1.4 kg 1.4 kg
Case Material - Aluminum
Colour Transparent silver Cool silver
DISPLAY ASUS VivoBook 14 (X420UA) ASUS Vivobook 14X (K3405ZF)
Screen Size (Type) 14" 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 200 cd/m² 300 cd/m²
Colour Gamut 45% NTSC 45% NTSC
Features Anti-glare, NanoEdge display Glossy
PROCESSOR ASUS VivoBook 14 (X420UA) ASUS Vivobook 14X (K3405ZF)
CPU Intel Core i3 (7th Gen) 7020U / 2.3 GHz Intel Core i5 (12th Gen) 12450H / 2 GHz
Max Turbo Speed - 4.4 GHz
Number of Cores Dual-Core 8-core
Cache 3 MB L3 - 12 MB
64-bit Computing Yes -
Features - Intel Smart Cache
MEMORY ASUS VivoBook 14 (X420UA) ASUS Vivobook 14X (K3405ZF)
RAM 4 GB (provided memory is soldered) 16 GB (1 x 8 GB + 8 GB (soldered))
Max RAM Supported - 16 GB
RAM Type LPDDR3 SDRAM DDR4 SDRAM
Rated Speed 2133 MHz -
Form Factor - SO-DIMM 260-pin
Slots Qty - 1
Empty Slots - 0
STORAGE ASUS VivoBook 14 (X420UA) ASUS Vivobook 14X (K3405ZF)
Main Storage Size (HDD/SSD) 128 GB SSD M.2 SATA 6Gb/s 512 GB SSD M.2 PCIe 3.0 - NVM Express (NVMe)
AUDIO & VIDEO ASUS VivoBook 14 (X420UA) ASUS Vivobook 14X (K3405ZF)
Multi-GPU Configuration - 1 single GPU card / integrated GPU
Graphics Processor (GPU) Intel HD Graphics 620 NVIDIA GeForce RTX 2050 / Intel UHD Graphics
Video Memory - 4 GB GDDR6 SDRAM
Camera Yes - HD Yes - HD
Camera Features - Privacy shutter
Sound Stereo speakers, array microphone Dual speakers, microphone
Audio Features ASUS SonicMaster Output: ASUS SonicMaster, Audio by Dirac, Asus Audio Booster
COMMUNICATIONS ASUS VivoBook 14 (X420UA) ASUS Vivobook 14X (K3405ZF)
Wireless 802.11a/b/g/n/ac, Bluetooth 4.2 802.11a/b/g/n/ac/ax (Wi-Fi 6E), Bluetooth 5.3
Features - Single stream (1x1)
BATTERY ASUS VivoBook 14 (X420UA) ASUS Vivobook 14X (K3405ZF)
Technology 2-cell Lithium Ion 3-cell Lithium Ion
Battery Capacity (Size) 38 Wh 50 Wh
AC ADAPTER ASUS VivoBook 14 (X420UA) ASUS Vivobook 14X (K3405ZF)
Input AC 120/230 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 45 Watt, 19 V, 2.37 A 90 Watt, 19 V, 4.74 A
INPUT ASUS VivoBook 14 (X420UA) ASUS Vivobook 14X (K3405ZF)
Type Keyboard, touchpad Keyboard, touchpad
Keyboard Backlight - Yes
Features - 1.4mm travel distance, ASUS ErgoSense
CONNECTIONS & EXPANSIONS ASUS VivoBook 14 (X420UA) ASUS Vivobook 14X (K3405ZF)
Interfaces Headphone/microphone combo jack
USB-C 3.1 Gen 1
USB 3.1 Gen 1
USB 2.0
HDMI
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 ASUS VivoBook 14 (X420UA) ASUS Vivobook 14X (K3405ZF)
Operating System (OS) Windows 10 Home 64-bit Edition in S mode Windows 11 Home
Software Included - MyASUS, ScreenXpert, GlideX
MISCELLANEOUS ASUS VivoBook 14 (X420UA) ASUS Vivobook 14X (K3405ZF)
Included Accessories Power adapter Power adapter, wired mouse, Carry bag
Security Firmware Trusted Platform Module (TPM) Security Chip Firmware Trusted Platform Module (TPM) Security Chip
Features System password, ASUS Battery Health charging technology ASUS IceCool design, MIL-STD-810H tested
Compliant Standards - RoHS, REACH
SAR Value 0.286 W/kg (body), 0.286 W/kg (limb) -
Model Number EK019T LY134W
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