Lenovo ThinkPad L15 Gen 3 (21C4) vs. ASUS ROG Zephyrus G14 (GA402XI)

Laptop Comparison, Reviews and Tests

Side by side comparison and review of Lenovo ThinkPad L15 Gen 3 (21C4) and ASUS ROG Zephyrus G14 (GA402XI). Compare dimensions, processors, batteries, storage capacities and other key specifications and features to simplify the choice of your perfect laptop. Our goal is to make it easier for you to decide on the laptop that will best meet your expectations by revealing the main differences between the products.

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 ROG Zephyrus G14 (GA402XI) Review

Advantages and disadvantages of ASUS ROG Zephyrus G14 (GA402XI) based on its technical characteristics, features, user experience, expert reviews and price level.

powerful AMD processor

lightweight and portable

high refresh rate display

efficient thermal management

good battery life

limited port selection

no webcam included

high price point

average speaker quality

Laptop Comparison and Tests

Difference between Lenovo ThinkPad L15 Gen 3 (21C4) and ASUS ROG Zephyrus G14 (GA402XI)
85 % - Design
72 % - Display
75 % - Performance
86 % - Connectivity
74 % - Battery
81 % - Design
85 % - Display
84 % - Performance
86 % - Connectivity
85 % - Battery

Laptop Specifications Comparison

Lenovo ThinkPad L15 Gen 3 (21C4) vs. ASUS ROG Zephyrus G14 (GA402XI) Comparison Chart
DESIGN AND DIMENSIONS Lenovo ThinkPad L15 Gen 3 (21C4) ASUS ROG Zephyrus G14 (GA402XI)
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 31.2 cm x 22.7 cm x 2.05 cm
Weight 1.76 kg 1.72 kg
Case Material Polycarbonate ABS (bottom), polycarbonate ABS (top) -
Colour Thunder black Eclipse grey
DISPLAY Lenovo ThinkPad L15 Gen 3 (21C4) ASUS ROG Zephyrus G14 (GA402XI)
Screen Size (Type) 15.6" - IPS 14"
LCD Backlight Technology LED backlight -
Screen Resolution 1920 x 1080 (Full HD) 2560 x 1600 (QHD+)
V-Sync Rate at Max Res. - 165 Hz
Widescreen Yes Yes
Image Aspect Ratio 16:9 16:10
Image Brightness 250 cd/m² 600 cd/m²
Colour Gamut 45% NTSC 100% DCI-P3
Features Anti-glare, 170° viewing angle Anti-glare, NVIDIA G-SYNC compatible, HDR (high dynamic range), 3 ms response rate, Pantone Validated, IPS-level, Dolby Vision, 91% screen-to-body ratio
PROCESSOR Lenovo ThinkPad L15 Gen 3 (21C4) ASUS ROG Zephyrus G14 (GA402XI)
CPU Intel Core i5 (12th Gen) 1235U / 1.3 GHz AMD Ryzen 9 7940HS / 4 GHz
Max Turbo Speed 4.4 GHz 5.2 GHz
Number of Cores 10-core 8-core
Cache 12 MB L3 - 16 MB
Features Integrated memory controller -
MEMORY Lenovo ThinkPad L15 Gen 3 (21C4) ASUS ROG Zephyrus G14 (GA402XI)
RAM 16 GB (1 x 16 GB) 16 GB (provided memory is soldered)
Max RAM Supported 64 GB 32 GB
RAM Type DDR4 SDRAM DDR5 SDRAM
Speed 3200 MHz 4800 MHz
Rated Speed 3200 MHz 4800 MHz
Form Factor SO-DIMM 260-pin SO-DIMM 262-pin
Slots Qty 2 1
Empty Slots 1 1
STORAGE Lenovo ThinkPad L15 Gen 3 (21C4) ASUS ROG Zephyrus G14 (GA402XI)
Main Storage Size (HDD/SSD) 512 GB SSD M.2 2242 PCIe 4.0 x4 - TCG Opal Encryption - Kioxia 1 TB SSD M.2 PCIe 4.0 - NVM Express (NVMe), Performance
AUDIO & VIDEO Lenovo ThinkPad L15 Gen 3 (21C4) ASUS ROG Zephyrus G14 (GA402XI)
Multi-GPU Configuration - 1 single GPU card / integrated GPU
Graphics Processor (GPU) Intel Iris Xe Graphics NVIDIA GeForce RTX 4070 / AMD Radeon 780M
Max Monitors Supported 3 external monitor(s) -
Video Memory - 8 GB GDDR6 SDRAM
Video System Features - ROG Boost, Dynamic Boost, MUX Switch, NVIDIA Advanced Optimus
Gaming - Yes
Camera Yes - 1080p Yes - Full HD
Camera Features Privacy shutter, IR camera, Windows Hello, fixed focus IR camera, Windows Hello
Sound Stereo speakers, dual array microphone Four speakers, 3-microphone array
Codec Realtek ALC3287 -
Compliant Standards High Definition Audio, Dolby Audio Dolby Atmos
Audio Features - Output: Smart Amplification technology, Hi-Res Audio; Input: AI noise cancelling
COMMUNICATIONS Lenovo ThinkPad L15 Gen 3 (21C4) ASUS ROG Zephyrus G14 (GA402XI)
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 ROG Zephyrus G14 (GA402XI)
Technology 3-cell lithium polymer 4-cell Lithium Ion
Battery Capacity (Size) 57 Wh 76 Wh
AC ADAPTER Lenovo ThinkPad L15 Gen 3 (21C4) ASUS ROG Zephyrus G14 (GA402XI)
Input AC 100-240 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 65 Watt, 5 / 9 / 15 / 20 V 240 Watt, 20 V, 12 A
INPUT Lenovo ThinkPad L15 Gen 3 (21C4) ASUS ROG Zephyrus G14 (GA402XI)
Type Keyboard, TrackPoint, UltraNav Keyboard, touchpad
Numeric Keypad Yes -
Keyboard Backlight Yes Yes (RGB)
Features Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls Chiclet keyboard, 1 RGB zone, ASUS Overstroke technology
CONNECTIONS & EXPANSIONS Lenovo ThinkPad L15 Gen 3 (21C4) ASUS ROG Zephyrus G14 (GA402XI)
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
Headphone/microphone combo jack
HDMI 2.1
2 x USB 3.2 Gen 2
USB-C 3.2 Gen 2 (supports DisplayPort Alt Mode)
USB4/DisplayPort (Power Delivery)
Memory Card Reader Yes (microSD) Yes (microSDXC UHS-II)
SOFTWARE Lenovo ThinkPad L15 Gen 3 (21C4) ASUS ROG Zephyrus G14 (GA402XI)
Operating System (OS) Windows 10 Pro 64-bit Edition (available through downgrade rights from Windows 11 Pro) + Windows 11 Pro Licence Windows 11 Home
Software Included - Armoury Crate, Microsoft 365 (1 month trial)
MISCELLANEOUS Lenovo ThinkPad L15 Gen 3 (21C4) ASUS ROG Zephyrus G14 (GA402XI)
Included Accessories USB-C power adapter Power adapter
Security Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader Firmware Trusted Platform Module (TPM) Security Chip
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 Administrator password, ASUS Aura Sync technology, ErgoLift, BIOS protection, AniMe Matrix lighting, ROG Intelligent Cooling, ROG Nebula HDR Display
Compliant Standards RoHS, Energy-Related Products (ErP) Lot 3, TCG Certified -
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 - N2020W
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