Lenovo ThinkBook 15 G3 ACL (21A4) vs. ASUS ZenBook 14X OLED (UX5400EA)

Laptop Comparison, Reviews and Tests

In depth comparison and review of Lenovo ThinkBook 15 G3 ACL (21A4) and ASUS ZenBook 14X OLED (UX5400EA). Compare sizes, performance, storage capacities, batteries and other important specifications and features to easily choose the right laptop for you. Our goal is to help you uncover differences between the products and find the laptop that will best fit your needs.

Lenovo ThinkBook 15 G3 ACL (21A4) Review

Advantages and disadvantages of Lenovo ThinkBook 15 G3 ACL (21A4) based on its technical characteristics, features, user experience, expert reviews and price level.

affordable price

solid build quality

decent processor performance

good keyboard feel

ample connectivity options

average display quality

mediocre battery life

limited graphics power

no thunderbolt support

ASUS ZenBook 14X OLED (UX5400EA) Review

Advantages and disadvantages of ASUS ZenBook 14X OLED (UX5400EA) based on its technical characteristics, features, user experience, expert reviews and price level.

vibrant oled display

compact lightweight design

responsive touchpad

solid build quality

fast charging support

average battery life

no dedicated gpu

limited port selection

higher price point

Laptop Comparison and Tests

Difference between Lenovo ThinkBook 15 G3 ACL (21A4) and ASUS ZenBook 14X OLED (UX5400EA)
81 % - Design
72 % - Display
75 % - Performance
86 % - Connectivity
75 % - Battery
85 % - Design
84 % - Display
85 % - Performance
86 % - Connectivity
85 % - Battery

Laptop Specifications Comparison

Lenovo ThinkBook 15 G3 ACL (21A4) vs. ASUS ZenBook 14X OLED (UX5400EA) Comparison Chart
DESIGN AND DIMENSIONS Lenovo ThinkBook 15 G3 ACL (21A4) ASUS ZenBook 14X OLED (UX5400EA)
Product Type Notebook Notebook - 180-degree hinge design
Dimensions (WxDxH) 35.7 cm x 23.5 cm x 1.89 cm 31.12 cm x 22.12 cm x 1.69 cm
Weight 1.7 kg 1.4 kg
Case Material Aluminum, polycarbonate ABS Aluminum
Colour Mineral grey Pine grey
DISPLAY Lenovo ThinkBook 15 G3 ACL (21A4) ASUS ZenBook 14X OLED (UX5400EA)
Screen Size (Type) 15.6" - IPS 14" OLED
Touchscreen - Yes
LCD Backlight Technology LED backlight -
Screen Resolution 1920 x 1080 (Full HD) 2880 x 1800 (WQXGA+)
V-Sync Rate at Max Res. - 90 Hz
Widescreen Yes Yes
Image Aspect Ratio 16:9 16:10
Image Brightness 300 cd/m² 550 cd/m²
Colour Gamut 100% sRGB 100% DCI-P3
Features Anti-glare, 170° viewing angle Glossy, Pantone Validated, HDR 500 True Black, 0.2 ms response rate
PROCESSOR Lenovo ThinkBook 15 G3 ACL (21A4) ASUS ZenBook 14X OLED (UX5400EA)
CPU AMD Ryzen 5 5500U / 2.1 GHz Intel Core i7 (11th Gen) 1165G7 / 2.8 GHz
Max Turbo Speed 4 GHz 4.7 GHz
Number of Cores 6-core Quad-Core
Cache L3 - 8 MB 12 MB
Features Integrated memory controller -
MEMORY Lenovo ThinkBook 15 G3 ACL (21A4) ASUS ZenBook 14X OLED (UX5400EA)
RAM 8 GB (1 x 4 GB + 4 GB (soldered)) 16 GB (provided memory is soldered)
Max RAM Supported 36 GB -
RAM Type DDR4 SDRAM LPDDR4X SDRAM
Speed 3200 MHz -
Rated Speed 3200 MHz -
Form Factor SO-DIMM 260-pin -
Slots Qty 1 -
Empty Slots 0 -
STORAGE Lenovo ThinkBook 15 G3 ACL (21A4) ASUS ZenBook 14X OLED (UX5400EA)
Main Storage Size (HDD/SSD) 256 GB SSD M.2 2242 PCIe 3.0 x4 - NVM Express (NVMe) 1 TB SSD M.2 PCIe - NVM Express (NVMe)
SSD Cache - 32 GB 3D Xpoint (Optane)
AUDIO & VIDEO Lenovo ThinkBook 15 G3 ACL (21A4) ASUS ZenBook 14X OLED (UX5400EA)
Graphics Processor (GPU) AMD Radeon Graphics Intel Iris Xe Graphics
Memory Allocation Technology Shared Video Memory (UMA) -
Max Monitors Supported 3 external monitor(s) -
Camera Yes - 720p Yes - 720p
Camera Features ThinkShutter camera privacy Privacy shutter
Sound Stereo speakers, dual array microphone Harman/kardon stereo speakers, array microphone
Codec Realtek ALC3287 -
Compliant Standards High Definition Audio, Dolby Audio -
Audio Features - Noise-cancellation technology
COMMUNICATIONS Lenovo ThinkBook 15 G3 ACL (21A4) ASUS ZenBook 14X OLED (UX5400EA)
Wireless 802.11a/b/g/n/ac/ax, Bluetooth 5.1 Bluetooth 5.0, 802.11a/b/g/n/ac/ax
Wireless Controller M.2 Card -
Network Interface Gigabit Ethernet -
Features Dual stream (2x2) Dual stream (2x2)
BATTERY Lenovo ThinkBook 15 G3 ACL (21A4) ASUS ZenBook 14X OLED (UX5400EA)
Technology Lithium polymer 3-cell Lithium Ion
Battery Capacity (Size) 45 Wh 63 Wh
Battery Life Up to 7.5 hours -
AC ADAPTER Lenovo ThinkBook 15 G3 ACL (21A4) ASUS ZenBook 14X OLED (UX5400EA)
Input AC 100-240 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 65 Watt 100 Watt, 20 V, 5 A
INPUT Lenovo ThinkBook 15 G3 ACL (21A4) ASUS ZenBook 14X OLED (UX5400EA)
Type Keyboard, touchpad Keyboard, ScreenPad 2.0
Numeric Keypad Yes -
Keyboard Backlight Yes Yes
Features Spill-resistant, multi-touch touchpad, buttonless touchpad, precision touchpad Chiclet keyboard, 1.4mm travel distance, FHD+ (2160 x 1080) IPS-level display
CONNECTIONS & EXPANSIONS Lenovo ThinkBook 15 G3 ACL (21A4) ASUS ZenBook 14X OLED (UX5400EA)
Slots 1 x M.2 (PCI Express 3.0 x2) (1 free) -
Interfaces 2 x USB-C 3.2 Gen 2 (supports DisplayPort 1.4 Alt Mode) (Power Delivery 3.0)
USB 3.2 Gen 1 (Always On)
USB 3.2 Gen 1
HDMI
LAN
Headphone/microphone combo jack
HDMI
Headphone/microphone combo jack
USB 3.2 Gen 2
2 x USB-C (supports Thunderbolt 4, DisplayPort Alt Mode) (Power Delivery)
Memory Card Reader 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) Yes (microSD)
SOFTWARE Lenovo ThinkBook 15 G3 ACL (21A4) ASUS ZenBook 14X OLED (UX5400EA)
Operating System (OS) Windows 10 Pro 64-bit Edition - English Windows 11 Home
Software Included Microsoft Office (Trial) -
MISCELLANEOUS Lenovo ThinkBook 15 G3 ACL (21A4) ASUS ZenBook 14X OLED (UX5400EA)
Included Accessories USB-C power adapter Stylus, USB-C power adapter
Security Firmware Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader Firmware Trusted Platform Module (TPM) Security Chip, fingerprint reader
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, Rapid Charge Pro System password, ErgoLift, MIL-STD-810H tested
Compliant Standards RoHS, TUV Rheinland Low Blue Light Certification, Energy-Related Products (ErP) Lot 3 TUV Rheinland Flicker Free Certification, TUV Rheinland Low Blue Light (Hardware Solution)
Repairability Index - 6.8 (out of 10)
ENERGY STAR Certified Yes Yes
EPEAT Compliant EPEAT Silver -
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 - KN232W
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