ASUS ZenBook 14 (UM425IA) vs. Lenovo ThinkPad X390 (20SD)

Laptop Comparison, Reviews and Tests

Detailed comparison and review of ASUS ZenBook 14 (UM425IA) and Lenovo ThinkPad X390 (20SD). 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 ZenBook 14 (UM425IA) Review

Advantages and disadvantages of ASUS ZenBook 14 (UM425IA) based on its technical characteristics, features, user experience, expert reviews and price level.

lightweight and portable

fast ssd storage

powerful amd processor

long battery life

comfortable keyboard

limited port selection

no dedicated gpu

average display brightness

higher price point

Lenovo ThinkPad X390 (20SD) Review

Advantages and disadvantages of Lenovo ThinkPad X390 (20SD) based on its technical characteristics, features, user experience, expert reviews and price level.

robust build quality

excellent keyboard comfort

impressive battery life

compact and portable

strong security features

limited graphics performance

average display brightness

no dedicated GPU

higher price point

Laptop Comparison and Tests

Difference between ASUS ZenBook 14 (UM425IA) and Lenovo ThinkPad X390 (20SD)
81 % - Design
85 % - Display
85 % - Performance
85 % - Connectivity
85 % - Battery
83 % - Design
72 % - Display
72 % - Performance
85 % - Connectivity
82 % - Battery

Laptop Specifications Comparison

ASUS ZenBook 14 (UM425IA) vs. Lenovo ThinkPad X390 (20SD) Comparison Chart
DESIGN AND DIMENSIONS ASUS ZenBook 14 (UM425IA) Lenovo ThinkPad X390 (20SD)
Product Type Notebook Notebook
Dimensions (WxDxH) 31.9 cm x 21 cm x 1.43 cm 31.2 cm x 21.72 cm x 1.69 cm
Weight 1.22 kg 1.29 kg
Case Material Aluminum Magnesium-aluminum alloy, polyphenylene sulfide
Colour Pine grey Black
DISPLAY ASUS ZenBook 14 (UM425IA) Lenovo ThinkPad X390 (20SD)
Screen Size (Type) 14" - IPS 13.3" - IPS
LCD Backlight Technology LED backlight LED backlight
Screen Resolution 1920 x 1080 (Full HD) 1920 x 1080 (Full HD)
Widescreen Yes Yes
Image Aspect Ratio 16:9 16:9
Image Brightness 250 cd/m² 300 cd/m²
Colour Gamut 100% sRGB 72%
Features Anti-glare Anti-glare, 170° viewing angle
PROCESSOR ASUS ZenBook 14 (UM425IA) Lenovo ThinkPad X390 (20SD)
CPU AMD Ryzen 5 4500U / 2.3 GHz Intel Core i7 (10th Gen) 10510U / 1.8 GHz
Max Turbo Speed 4 GHz 4.9 GHz
Number of Cores 6-core Quad-Core
Cache 8 MB 8 MB
64-bit Computing Yes Yes
Features - Integrated memory controller
MEMORY ASUS ZenBook 14 (UM425IA) Lenovo ThinkPad X390 (20SD)
RAM 8 GB (provided memory is soldered) 8 GB (provided memory is soldered)
RAM Type LPDDR4X SDRAM DDR4 SDRAM
Speed - 2400 MHz
Rated Speed - 2666 MHz
STORAGE ASUS ZenBook 14 (UM425IA) Lenovo ThinkPad X390 (20SD)
Main Storage Size (HDD/SSD) 256 GB SSD M.2 PCIe - NVM Express (NVMe) 256 GB SSD M.2 2280 PCIe 3.0 x4 - TCG Opal Encryption - Toshiba
AUDIO & VIDEO ASUS ZenBook 14 (UM425IA) Lenovo ThinkPad X390 (20SD)
Graphics Processor (GPU) AMD Radeon Graphics Intel UHD Graphics
Camera Yes - 720p Yes - 720p
Camera Features IR camera, Windows Hello ThinkShutter camera privacy
Sound Harman/kardon stereo speakers, array microphone Stereo speakers, dual array microphone
Codec - Realtek ALC3287
Compliant Standards - High Definition Audio, Dolby Audio Premium
COMMUNICATIONS ASUS ZenBook 14 (UM425IA) Lenovo ThinkPad X390 (20SD)
Wireless Bluetooth 5.0, 802.11a/b/g/n/ac/ax 802.11a/b/g/n/ac, Bluetooth 5.0
Wireless Controller - Intel Wireless-AC 9560
Network Interface Gigabit Ethernet -
Features Dual stream (2x2) Gigabit Ethernet via optional Ethernet (RJ-45) adapter
BATTERY ASUS ZenBook 14 (UM425IA) Lenovo ThinkPad X390 (20SD)
Technology 4-cell Lithium Ion 6-cell Lithium Ion
Battery Capacity (Size) 67 Wh 48 Wh
Battery Life - Up to 17.6 hours
AC ADAPTER ASUS ZenBook 14 (UM425IA) Lenovo ThinkPad X390 (20SD)
Input AC 120/230 V (50/60 Hz) AC 120/230 V (50/60 Hz)
Output 65 Watt, 19 V, 3.42 A 65 Watt
INPUT ASUS ZenBook 14 (UM425IA) Lenovo ThinkPad X390 (20SD)
Type Keyboard, NumberPad Keyboard, TrackPoint, UltraNav
Keyboard Backlight Yes Yes
Features Chiclet keyboard Spill-resistant, multi-touch touchpad, buttonless touchpad
CONNECTIONS & EXPANSIONS ASUS ZenBook 14 (UM425IA) Lenovo ThinkPad X390 (20SD)
Interfaces USB 3.1 Gen 1
2 x USB-C 3.2 Gen 2
HDMI
Headphone output (on supplied adapter)
LAN (on supplied adapter)
USB 3.1 Gen 1
USB 3.1 Gen 1 (Always On)
USB-C 3.1 Gen 1 (supports DisplayPort Alt Mode) (Power Delivery)
USB-C 3.1 Gen 2 (supports Thunderbolt 3, DisplayPort Alt Mode) (Power Delivery)
HDMI
Dock
Headphone/microphone combo jack
Lenovo Ethernet extension connector
Memory Card Reader Yes (microSD) Yes (microSD)
SOFTWARE ASUS ZenBook 14 (UM425IA) Lenovo ThinkPad X390 (20SD)
Operating System (OS) Windows 10 Pro Windows 10 Pro 64-bit Edition
Software Included McAfee, MyASUS -
MISCELLANEOUS ASUS ZenBook 14 (UM425IA) Lenovo ThinkPad X390 (20SD)
Dockable - Yes
Included Accessories Power adapter, sleeve, USB to Ethernet adapter, USB-C to audio jack adapter USB-C power adapter
Security Trusted Platform Module (TPM) Security Chip Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader, smart card reader
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, MIL-STD-810G tested
Compliant Standards MIL-STD 810G RoHS
ENERGY STAR Certified - Yes
EPEAT Compliant - EPEAT Gold
Model Number AM080R -
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