Lenovo ThinkPad L15 Gen 3 (21C4) vs. ASUS ZenBook 14 OLED (UM3402YA)

Laptop Comparison, Reviews and Tests

In depth comparison and review of Lenovo ThinkPad L15 Gen 3 (21C4) and ASUS ZenBook 14 OLED (UM3402YA). 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 ThinkPad L15 Gen 3 (21C4) Review

Advantages and disadvantages of Lenovo ThinkPad L15 Gen 3 (21C4) based on its technical characteristics, features, user experience, expert reviews and price level.

robust build quality

excellent keyboard comfort

good battery life

solid performance

adequate port selection

average display brightness

heavier than competitors

limited graphics performance

no thunderbolt support

ASUS ZenBook 14 OLED (UM3402YA) Review

Advantages and disadvantages of ASUS ZenBook 14 OLED (UM3402YA) based on its technical characteristics, features, user experience, expert reviews and price level.

vivid oled display

lightweight and portable

efficient amd processor

fast ssd storage

good battery life

limited port selection

no dedicated gpu

average webcam quality

can get pricey

Laptop Comparison and Tests

Difference between Lenovo ThinkPad L15 Gen 3 (21C4) and ASUS ZenBook 14 OLED (UM3402YA)
85 % - Design
72 % - Display
75 % - Performance
86 % - Connectivity
74 % - Battery
81 % - Design
82 % - Display
86 % - Performance
85 % - Connectivity
85 % - Battery

Laptop Specifications Comparison

Lenovo ThinkPad L15 Gen 3 (21C4) vs. ASUS ZenBook 14 OLED (UM3402YA) Comparison Chart
DESIGN AND DIMENSIONS Lenovo ThinkPad L15 Gen 3 (21C4) ASUS ZenBook 14 OLED (UM3402YA)
Product Type Notebook - 180-degree hinge design Notebook - 180-degree hinge design
Dimensions (WxDxH) 36.02 cm x 23.7 cm x 1.993 cm 31.36 cm x 22.06 cm x 1.69 cm
Weight 1.76 kg 1.39 kg
Case Material Polycarbonate ABS (bottom), polycarbonate ABS (top) Aluminum
Colour Thunder black Jade black
DISPLAY Lenovo ThinkPad L15 Gen 3 (21C4) ASUS ZenBook 14 OLED (UM3402YA)
Screen Size (Type) 15.6" - IPS 14" OLED
LCD Backlight Technology LED backlight -
Screen Resolution 1920 x 1080 (Full HD) 2880 x 1800 (2.8K)
V-Sync Rate at Max Res. - 90 Hz
Widescreen Yes Yes
Image Aspect Ratio 16:9 16:10
Image Brightness 250 cd/m² -
Colour Gamut 45% NTSC 100% DCI-P3
Colour Support - 1.07 billion colours
Features Anti-glare, 170° viewing angle Glossy, NanoEdge display, Low Blue Light technology, Pantone Validated, 90% screen-to-body ratio, 0.2 ms response rate
PROCESSOR Lenovo ThinkPad L15 Gen 3 (21C4) ASUS ZenBook 14 OLED (UM3402YA)
CPU Intel Core i5 (12th Gen) 1235U / 1.3 GHz AMD Ryzen 5 5625U / 2.3 GHz
Max Turbo Speed 4.4 GHz 4.3 GHz
Number of Cores 10-core 6-core
Cache 12 MB L3 - 16 MB
Features Integrated memory controller -
MEMORY Lenovo ThinkPad L15 Gen 3 (21C4) ASUS ZenBook 14 OLED (UM3402YA)
RAM 16 GB (1 x 16 GB) 16 GB (provided memory is soldered)
Max RAM Supported 64 GB -
RAM Type DDR4 SDRAM LPDDR4X SDRAM
Speed 3200 MHz -
Rated Speed 3200 MHz -
Form Factor SO-DIMM 260-pin -
Slots Qty 2 -
Empty Slots 1 -
STORAGE Lenovo ThinkPad L15 Gen 3 (21C4) ASUS ZenBook 14 OLED (UM3402YA)
Main Storage Size (HDD/SSD) 512 GB SSD M.2 2242 PCIe 4.0 x4 - TCG Opal Encryption - Kioxia 512 GB SSD M.2 PCIe 3.0 - NVM Express (NVMe)
AUDIO & VIDEO Lenovo ThinkPad L15 Gen 3 (21C4) ASUS ZenBook 14 OLED (UM3402YA)
Graphics Processor (GPU) Intel Iris Xe Graphics AMD Radeon Graphics
Max Monitors Supported 3 external monitor(s) -
Camera Yes - 1080p Yes
Camera Features Privacy shutter, IR camera, Windows Hello, fixed focus -
Sound Stereo speakers, dual array microphone Harman/kardon stereo speakers, array microphone
Codec Realtek ALC3287 -
Compliant Standards High Definition Audio, Dolby Audio Dolby Atmos
Audio Features - Output: Smart Amplification technology; Input: AI-based noise cancellation
COMMUNICATIONS Lenovo ThinkPad L15 Gen 3 (21C4) ASUS ZenBook 14 OLED (UM3402YA)
Wireless 802.11a/b/g/n/ac/ax, Bluetooth 5.2 802.11a/b/g/n/ac/ax (Wi-Fi 6E), Bluetooth 5.3
Wireless Controller Intel Wi-Fi 6 AX 201 -
Network Interface Gigabit Ethernet -
Features - Dual stream (2x2)
BATTERY Lenovo ThinkPad L15 Gen 3 (21C4) ASUS ZenBook 14 OLED (UM3402YA)
Technology 3-cell lithium polymer 4-cell Lithium Ion
Battery Capacity (Size) 57 Wh 75 Wh
AC ADAPTER Lenovo ThinkPad L15 Gen 3 (21C4) ASUS ZenBook 14 OLED (UM3402YA)
Input AC 100-240 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 65 Watt, 5 / 9 / 15 / 20 V 65 Watt, 20 V, 3.25 A
INPUT Lenovo ThinkPad L15 Gen 3 (21C4) ASUS ZenBook 14 OLED (UM3402YA)
Type Keyboard, TrackPoint, UltraNav Keyboard, touchpad
Numeric Keypad Yes -
Keyboard Backlight Yes Yes
Features Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls Chiclet keyboard, 1.4mm travel distance, ASUS ErgoSense
CONNECTIONS & EXPANSIONS Lenovo ThinkPad L15 Gen 3 (21C4) ASUS ZenBook 14 OLED (UM3402YA)
Interfaces USB 3.2 Gen 1
USB 3.2 Gen 1 (Always On)
USB-C 3.2 Gen 1 (supports DisplayPort 1.4 Alt Mode) (Power Delivery 3.0)
USB4 (supports Thunderbolt 4, DisplayPort 1.4 Alt Mode) (Power Delivery 3.0)
Headphone/microphone combo jack
LAN
HDMI
Headphone/microphone combo jack
USB 3.2 Gen 2
2 x USB-C 3.2 Gen 2 (supports DisplayPort Alt Mode) (Power Delivery)
Memory Card Reader Yes (microSD) Yes (microSD)
SOFTWARE Lenovo ThinkPad L15 Gen 3 (21C4) ASUS ZenBook 14 OLED (UM3402YA)
Operating System (OS) Windows 10 Pro 64-bit Edition (available through downgrade rights from Windows 11 Pro) + Windows 11 Pro Licence Windows 11 Home
MISCELLANEOUS Lenovo ThinkPad L15 Gen 3 (21C4) ASUS ZenBook 14 OLED (UM3402YA)
Included Accessories USB-C power adapter USB-C power adapter
Security Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader 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, power-on password, RapidCharge, MIL-STD-810H tested, self-healing BIOS, NVMe password ErgoLift, MIL-STD-810H tested, ASUS Intelligent Performance Technology (AIPT)
Compliant Standards RoHS, Energy-Related Products (ErP) Lot 3, TCG Certified RoHS, REACH, TUV Rheinland Flicker Free Certification, SGS Eye Care Display Certification, TUV Rheinland Low Blue Light (Hardware Solution)
ENERGY STAR Certified Yes -
EPEAT Compliant EPEAT Gold -
Max Operating Temperature 35 °C -
Min Operating Temperature 5 °C -
Humidity Range Operating 8 - 95% -
Model Number - KN150W
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