ASUS Zenbook Pro 14 Duo OLED (UX8402ZE) vs. Lenovo ThinkBook 15 G4 IAP (21DJ)

Laptop Comparison, Reviews and Tests

In depth comparison and review of ASUS Zenbook Pro 14 Duo OLED (UX8402ZE) and Lenovo ThinkBook 15 G4 IAP (21DJ). 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.

Laptop Specifications Comparison

ASUS Zenbook Pro 14 Duo OLED (UX8402ZE) vs. Lenovo ThinkBook 15 G4 IAP (21DJ) Comparison Chart
DESIGN AND DIMENSIONS ASUS Zenbook Pro 14 Duo OLED (UX8402ZE) Lenovo ThinkBook 15 G4 IAP (21DJ)
Product Type Notebook Notebook - 180-degree hinge design
Dimensions (WxDxH) 32.35 cm x 22.47 cm x 1.96 cm 35.7 cm x 23.5 cm x 1.89 cm
Weight 1.75 kg 1.7 kg
Case Material Aluminum, magnesium alloy Aluminium (top), polycarbonate ABS (bottom)
Colour Tech black Dual tone mineral grey
DISPLAY ASUS Zenbook Pro 14 Duo OLED (UX8402ZE) Lenovo ThinkBook 15 G4 IAP (21DJ)
Screen Size (Type) 14.5" OLED 15.6" - IPS
Touchscreen Yes -
LCD Backlight Technology - LED backlight
Screen Resolution 2880 x 1800 (2.8K) 1920 x 1080 (Full HD)
V-Sync Rate at Max Res. 120 Hz -
Widescreen Yes Yes
Image Aspect Ratio 16:10 16:9
Image Brightness 550 cd/m² 300 cd/m²
Colour Gamut 100% DCI-P3 45% NTSC
Features Eye-Care Technology, Low Blue Light technology, Pantone Validated, HDR 500 True Black, 0.2 ms response rate, 93% screen-to-body ratio Anti-glare, 170° viewing angle
PROCESSOR ASUS Zenbook Pro 14 Duo OLED (UX8402ZE) Lenovo ThinkBook 15 G4 IAP (21DJ)
CPU Intel Core i9 (12th Gen) 12900H / 2.5 GHz Intel Core i5 (12th Gen) 1235U / 1.3 GHz
Max Turbo Speed 5 GHz 4.4 GHz
Number of Cores 14-core 10-core
Cache 24 MB 12 MB
Platform Technology Intel Evo -
Features - Integrated memory controller
MEMORY ASUS Zenbook Pro 14 Duo OLED (UX8402ZE) Lenovo ThinkBook 15 G4 IAP (21DJ)
RAM 32 GB (provided memory is soldered) 8 GB (provided memory is soldered)
Max RAM Supported - 40 GB
RAM Type LPDDR5 SDRAM DDR4 SDRAM
Speed - 3200 MHz
Rated Speed - 3200 MHz
Form Factor - SO-DIMM 260-pin
Slots Qty - 1
Empty Slots - 1
STORAGE ASUS Zenbook Pro 14 Duo OLED (UX8402ZE) Lenovo ThinkBook 15 G4 IAP (21DJ)
Main Storage Size (HDD/SSD) 1 TB SSD M.2 PCIe 4.0 - NVM Express (NVMe), Performance 256 GB SSD M.2 2242 PCIe 4.0 x4 - NVM Express (NVMe)
AUDIO & VIDEO ASUS Zenbook Pro 14 Duo OLED (UX8402ZE) Lenovo ThinkBook 15 G4 IAP (21DJ)
Multi-GPU Configuration 1 single GPU card / integrated GPU -
Graphics Processor (GPU) NVIDIA GeForce RTX 3050 Ti / Intel Iris Xe Graphics Intel Iris Xe Graphics
Max Monitors Supported - 3 external monitor(s)
Video Memory 4 GB GDDR6 SDRAM -
Camera Yes - 720p Yes - 1080p
Camera Features IR camera, Windows Hello Privacy shutter, fixed focus
Sound Harman/kardon stereo speakers, array microphone Stereo speakers, dual array microphone
Codec - Realtek ALC3287
Compliant Standards - High Definition Audio, Dolby Audio
COMMUNICATIONS ASUS Zenbook Pro 14 Duo OLED (UX8402ZE) Lenovo ThinkBook 15 G4 IAP (21DJ)
Wireless Bluetooth 5.2, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) 802.11a/b/g/n/ac/ax, Bluetooth 5.2
Wireless Controller - M.2 Card
Network Interface - Gigabit Ethernet
Ethernet Controller - Intel I219-V
Features Dual stream (2x2) Wake-on-LAN (WOL), dual stream (2x2)
BATTERY ASUS Zenbook Pro 14 Duo OLED (UX8402ZE) Lenovo ThinkBook 15 G4 IAP (21DJ)
Technology 4-cell Lithium Ion Lithium polymer
Battery Capacity (Size) 76 Wh 45 Wh
Battery Life - Up to 8 hours
Battery Run Time - Local video (1080p) playback time (150 nits): up to 8 hours
AC ADAPTER ASUS Zenbook Pro 14 Duo OLED (UX8402ZE) Lenovo ThinkBook 15 G4 IAP (21DJ)
Input AC 100-240 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 180 Watt, 20 V, 9 A 65 Watt
INPUT ASUS Zenbook Pro 14 Duo OLED (UX8402ZE) Lenovo ThinkBook 15 G4 IAP (21DJ)
Type Keyboard, touchpad, ScreenPad Plus Keyboard, touchpad
Numeric Keypad - Yes
Keyboard Backlight Yes Yes
Features Chiclet keyboard, ASUS ErgoSense, 12.7" (2880x864) IPS-level touch display Spill-resistant, multi-touch touchpad, buttonless touchpad, precision touchpad
CONNECTIONS & EXPANSIONS ASUS Zenbook Pro 14 Duo OLED (UX8402ZE) Lenovo ThinkBook 15 G4 IAP (21DJ)
Interfaces HDMI
Headphone/microphone combo jack
USB 3.2 Gen 2
2 x USB-C (supports Thunderbolt 4, DisplayPort Alt Mode) (Power Delivery)
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
USB4 (supports Thunderbolt 4, DisplayPort 1.4 Alt Mode) (Power Delivery 3.0)
HDMI
LAN
Headphone/microphone combo jack
Memory Card Reader Yes (SD Card) 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card)
SOFTWARE ASUS Zenbook Pro 14 Duo OLED (UX8402ZE) Lenovo ThinkBook 15 G4 IAP (21DJ)
Operating System (OS) Windows 11 Home Windows 11 Pro - English
Software Included - Microsoft Office (Trial)
MISCELLANEOUS ASUS Zenbook Pro 14 Duo OLED (UX8402ZE) Lenovo ThinkBook 15 G4 IAP (21DJ)
Included Accessories Stylus, power adapter, sleeve, stand USB-C slim wall mount power adapter
Security Trusted Platform Module (TPM 2.0) Security Chip Firmware Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader
Security Slot Type - Kensington nano security slot
Theft/Intrusion Protection - Security lock slot (cable lock sold separately)
Features MIL-STD-810H tested, ASUS IceCool Plus Administrator password, hard drive password, power-on password, MIL-STD-810H tested, Rapid Charge Pro
Compliant Standards - RoHS, Energy-Related Products (ErP) Lot 3, TUV Rheinland Low Blue Light (Software Solution)
Repairability Index 5.9 (out of 10) -
ENERGY STAR Certified - Yes
EPEAT Compliant - EPEAT Gold
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 M3022W -
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