ASUS ZenBook 14 (UX425JA) vs. Lenovo ThinkPad L15 Gen 4 (21H3)

Laptop Comparison, Reviews and Tests

Detailed comparison and review of ASUS ZenBook 14 (UX425JA) and Lenovo ThinkPad L15 Gen 4 (21H3). 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 (UX425JA) Review

Advantages and disadvantages of ASUS ZenBook 14 (UX425JA) based on its technical characteristics, features, user experience, expert reviews and price level.

lightweight and portable

excellent battery life

fast ssd storage

comfortable keyboard

sharp display

average sound quality

no dedicated gpu

fewer port options

limited upgradeability

Lenovo ThinkPad L15 Gen 4 (21H3) Review

Advantages and disadvantages of Lenovo ThinkPad L15 Gen 4 (21H3) based on its technical characteristics, features, user experience, expert reviews and price level.

robust connectivity options

supports fast charging

dedicated nvidia gpu

upgradeable ram and storage

solid build quality

average battery capacity

basic 250-nit display

limited cpu performance

no fingerprint reader

Laptop Comparison and Tests

Difference between ASUS ZenBook 14 (UX425JA) and Lenovo ThinkPad L15 Gen 4 (21H3)
81 % - Design
86 % - Display
75 % - Performance
85 % - Connectivity
85 % - Battery
83 % - Design
72 % - Display
75 % - Performance
85 % - Connectivity
74 % - Battery

Laptop Specifications Comparison

ASUS ZenBook 14 (UX425JA) vs. Lenovo ThinkPad L15 Gen 4 (21H3) Comparison Chart
DESIGN AND DIMENSIONS ASUS ZenBook 14 (UX425JA) Lenovo ThinkPad L15 Gen 4 (21H3)
Product Type Notebook Notebook - 180-degree hinge design
Dimensions (WxDxH) 31.9 cm x 20.8 cm x 1.39 cm 36.02 cm x 23.7 cm x 1.993 cm
Weight 1.17 kg 1.77 kg
Case Material Aluminum Polycarbonate ABS (bottom), polycarbonate ABS (top)
Colour Pine grey Thunder black
DISPLAY ASUS ZenBook 14 (UX425JA) Lenovo ThinkPad L15 Gen 4 (21H3)
Screen Size (Type) 14" 15.6" - IPS
LCD Backlight Technology LED backlight -
Screen Resolution 1920 x 1080 (Full HD) 1920 x 1080 (Full HD)
V-Sync Rate at Max Res. - 60 Hz
Widescreen Yes Yes
Image Aspect Ratio 16:9 16:9
Image Brightness 300 cd/m² 250 cd/m²
Colour Gamut 100% sRGB 45% NTSC
Features ASUS Splendid Video Intelligence Technology, anti-glare, WideView, NanoEdge display Anti-glare
PROCESSOR ASUS ZenBook 14 (UX425JA) Lenovo ThinkPad L15 Gen 4 (21H3)
CPU Intel Core i5 (10th Gen) 1035G1 / 1 GHz Intel Core i5 (13th Gen) 1335U / 1.3 GHz
Max Turbo Speed 3.6 GHz 4.6 GHz
Number of Cores Quad-Core 10-core
Cache 6 MB 12 MB
64-bit Computing Yes -
Features Intel Turbo Boost Technology 2.0, Intel Smart Cache Integrated memory controller
MEMORY ASUS ZenBook 14 (UX425JA) Lenovo ThinkPad L15 Gen 4 (21H3)
RAM 8 GB (provided memory is soldered) 16 GB (1 x 16 GB)
Max RAM Supported - 64 GB
RAM Type LPDDR4X SDRAM DDR4 SDRAM
Speed 3200 MHz 3200 MHz
Rated Speed - 3200 MHz
Form Factor - SO-DIMM 260-pin
Slots Qty - 2
Empty Slots - 1
STORAGE ASUS ZenBook 14 (UX425JA) Lenovo ThinkPad L15 Gen 4 (21H3)
Main Storage Size (HDD/SSD) 32 GB SSD M.2 PCIe - 3D Xpoint (Optane) - Intel 256 GB SSD M.2 2242 PCIe 4.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe)
Secondary Storage 512 GB SSD - (M.2) - PCIe NVM Express (NVMe) -
AUDIO & VIDEO ASUS ZenBook 14 (UX425JA) Lenovo ThinkPad L15 Gen 4 (21H3)
Graphics Processor (GPU) Intel UHD Graphics Intel Iris Xe Graphics
Max Monitors Supported - 3 external monitor(s)
Video System Features - Functions as Intel UHD graphics (for single-channel memory)
Camera Yes - HD Yes - 1080p
Camera Features IR camera, Windows Hello Privacy shutter, Windows Hello, fixed focus, hybrid FHD/IR camera
Sound Harman/kardon stereo speakers, array microphone Stereo speakers, dual array microphone
Codec - Realtek ALC3287
Compliant Standards - High Definition Audio, Dolby Audio
Audio Features ASUS SonicMaster, Smart Amp Input: Dolby Voice, far-field
COMMUNICATIONS ASUS ZenBook 14 (UX425JA) Lenovo ThinkPad L15 Gen 4 (21H3)
Wireless Bluetooth 5.0, 802.11a/b/g/n/ac/ax 802.11a/b/g/n/ac/ax, Bluetooth 5.1
Wireless Controller - Intel Wi-Fi 6 AX 201 - M.2 Card
Network Interface - Gigabit Ethernet
Ethernet Controller - Intel I219-V
Features Dual stream (2x2) Wake-on-LAN (WOL), dual stream (2x2)
WWAN
Generation - 4G upgradable
BATTERY ASUS ZenBook 14 (UX425JA) Lenovo ThinkPad L15 Gen 4 (21H3)
Technology 4-cell lithium polymer Lithium polymer
Battery Capacity (Size) 67 Wh 57 Wh
Battery Life Up to 22 hours -
AC ADAPTER ASUS ZenBook 14 (UX425JA) Lenovo ThinkPad L15 Gen 4 (21H3)
Input AC 120/230 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 65 Watt, 19 V, 3.42 A 65 Watt
INPUT ASUS ZenBook 14 (UX425JA) Lenovo ThinkPad L15 Gen 4 (21H3)
Type Keyboard, touchpad, NumberPad Keyboard, TrackPoint, UltraNav
Numeric Keypad - Yes
Keyboard Backlight Yes Yes
Features Chiclet keyboard Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls
CONNECTIONS & EXPANSIONS ASUS ZenBook 14 (UX425JA) Lenovo ThinkPad L15 Gen 4 (21H3)
Interfaces 2 x USB-C (supports Thunderbolt 3, DisplayPort Alt Mode) (Power Delivery)
USB 3.2 Gen 1
HDMI
Headphone/microphone combo jack (on supplied cable)
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
Memory Card Reader Yes (microSD) Yes (microSD)
SOFTWARE ASUS ZenBook 14 (UX425JA) Lenovo ThinkPad L15 Gen 4 (21H3)
Operating System (OS) Windows 10 Home Windows 11 Pro - English
Software Included ASUS Splendid, Microsoft 365 (30 days trial), MyASUS, System Diagnosis, Battery Health Charging, AppDeals -
MISCELLANEOUS ASUS ZenBook 14 (UX425JA) Lenovo ThinkPad L15 Gen 4 (21H3)
Included Accessories USB-C power adapter, USB-C to audio jack adapter USB-C power adapter
Security Firmware Trusted Platform Module (TPM) Security Chip Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader, smart card reader
Security Slot Type - Kensington nano security slot
Theft/Intrusion Protection - Security lock slot (cable lock sold separately)
Features MIL-STD-810G tested, ErgoLift Administrator password, power-on password, RapidCharge, MIL-STD-810H tested, self-healing BIOS, NVMe password
Compliant Standards - RoHS, Energy-Related Products (ErP) Lot 6, TCG Certified, Energy-Related Products (ErP) Lot 26, TCO Certified 9.0
SAR Value 0.228 W/kg (body), 0.228 W/kg (limb) -
Max Operating Temperature - 35 °C
Min Operating Temperature - 5 °C
Humidity Range Operating - 8 - 95%
Manufacturer Warranty - Base warranty - 1 year - pick-up and return
Extended warranty - 1 year - on-site - response time: next business day
Model Number BM191T -
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