ASUS ROG Zephyrus G15 (GA502IV) vs. Lenovo ThinkPad T14 Gen 4 (21K3)

Laptop Comparison, Reviews and Tests

In depth comparison and review of ASUS ROG Zephyrus G15 (GA502IV) and Lenovo ThinkPad T14 Gen 4 (21K3). 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.

ASUS ROG Zephyrus G15 (GA502IV) Review

Advantages and disadvantages of ASUS ROG Zephyrus G15 (GA502IV) based on its technical characteristics, features, user experience, expert reviews and price level.

powerful amd processor

high refresh rate display

lightweight and portable

efficient cooling system

good battery life

limited storage capacity

no webcam included

average speaker quality

higher price point

Lenovo ThinkPad T14 Gen 4 (21K3) Review

Advantages and disadvantages of Lenovo ThinkPad T14 Gen 4 (21K3) based on its technical characteristics, features, user experience, expert reviews and price level.

robust build quality

excellent keyboard feel

powerful processor options

good battery life

impressive security features

heavier than competitors

average display brightness

limited color options

pricey base model

Laptop Comparison and Tests

Difference between ASUS ROG Zephyrus G15 (GA502IV) and Lenovo ThinkPad T14 Gen 4 (21K3)
82 % - Design
85 % - Display
85 % - Performance
85 % - Connectivity
75 % - Battery
83 % - Design
85 % - Display
85 % - Performance
85 % - Connectivity
85 % - Battery

Laptop Specifications Comparison

ASUS ROG Zephyrus G15 (GA502IV) vs. Lenovo ThinkPad T14 Gen 4 (21K3) Comparison Chart
DESIGN AND DIMENSIONS ASUS ROG Zephyrus G15 (GA502IV) Lenovo ThinkPad T14 Gen 4 (21K3)
Product Type Notebook Notebook - 180-degree hinge design
Dimensions (WxDxH) 36 cm x 25.2 cm x 2.04 cm 31.77 cm x 22.69 cm x 1.79 cm
Weight 2.1 kg 1.39 kg
Case Material - Carbon fibre hybrid (top), polyphenylene sulfide (bottom)
Colour Brushed black Thunder black
DISPLAY ASUS ROG Zephyrus G15 (GA502IV) Lenovo ThinkPad T14 Gen 4 (21K3)
Screen Size (Type) 15.6" 14" - IPS
LCD Backlight Technology LED backlight -
Screen Resolution 1920 x 1080 (Full HD) 1920 x 1200 (WUXGA)
V-Sync Rate at Max Res. 240 Hz -
Widescreen Yes Yes
Image Aspect Ratio 16:9 16:10
Image Brightness 300 cd/m² 300 cd/m²
Colour Gamut 100% sRGB, 68% NTSC, 72% sRGB, 75.36% Adobe RGB 45% NTSC
Features Anti-glare, 3 ms response rate, Pantone Validated Anti-glare
PROCESSOR ASUS ROG Zephyrus G15 (GA502IV) Lenovo ThinkPad T14 Gen 4 (21K3)
CPU AMD Ryzen 7 4800HS / 2.9 GHz AMD Ryzen 5 Pro 7540U / 3.2 GHz
Max Turbo Speed 4.2 GHz 4.9 GHz
Number of Cores 8-core 6-core
Cache 8 MB L3 - 16 MB
64-bit Computing Yes -
Features - Integrated memory controller
MEMORY ASUS ROG Zephyrus G15 (GA502IV) Lenovo ThinkPad T14 Gen 4 (21K3)
RAM 16 GB (1 x 8 GB + 8 GB (soldered)) 16 GB (provided memory is soldered)
Max RAM Supported 24 GB -
RAM Type DDR4 SDRAM LPDDR5X SDRAM
Speed 3200 MHz 6400 MHz
Rated Speed - 6400 MHz
Slots Qty 1 -
Empty Slots 0 -
STORAGE ASUS ROG Zephyrus G15 (GA502IV) Lenovo ThinkPad T14 Gen 4 (21K3)
Main Storage Size (HDD/SSD) 1 TB SSD M.2 PCIe - NVM Express (NVMe) 256 GB SSD M.2 2280 PCIe 4.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe)
AUDIO & VIDEO ASUS ROG Zephyrus G15 (GA502IV) Lenovo ThinkPad T14 Gen 4 (21K3)
Multi-GPU Configuration 1 single GPU card / integrated GPU -
Graphics Processor (GPU) NVIDIA GeForce RTX 2060 / AMD Radeon Vega Graphics AMD Radeon 740M
Max Monitors Supported - 3 external monitor(s)
Video Memory 6 GB GDDR6 SDRAM -
Video System Features NVIDIA Optimus -
Gaming Yes -
Camera - Yes - 1080p
Camera Features - Privacy shutter, Windows Hello, fixed focus, hybrid FHD/IR camera, Ultrasonic Human Presence Detection
Sound Stereo speakers, array microphone Stereo speakers, dual array microphone
Codec - Realtek ALC3287
Compliant Standards - High Definition Audio, Dolby Audio
Audio Features Smart Amplification technology Input: Dolby Voice, 360° far-field
COMMUNICATIONS ASUS ROG Zephyrus G15 (GA502IV) Lenovo ThinkPad T14 Gen 4 (21K3)
Wireless Bluetooth 5.0, 802.11a/b/g/n/ac/ax Bluetooth 5.1, 802.11a/b/g/n/ac/ax (Wi-Fi 6E)
Wireless Controller - MediaTek RZ616
Network Interface Gigabit Ethernet Gigabit Ethernet
Ethernet Controller - Realtek RTL8111EPV
Compliant Standards - DASH
Features - Wake-on-LAN (WOL), dual stream (2x2)
WWAN
Generation - 4G upgradable
BATTERY ASUS ROG Zephyrus G15 (GA502IV) Lenovo ThinkPad T14 Gen 4 (21K3)
Technology 4-cell Lithium Ion Lithium polymer
Battery Capacity (Size) 76 Wh 52.5 Wh
Battery Life Up to 10 hour(s) -
AC ADAPTER ASUS ROG Zephyrus G15 (GA502IV) Lenovo ThinkPad T14 Gen 4 (21K3)
Input AC 120/230 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 180 Watt, 20 V, 9 A 65 Watt
INPUT ASUS ROG Zephyrus G15 (GA502IV) Lenovo ThinkPad T14 Gen 4 (21K3)
Type Keyboard, touchpad Keyboard, TrackPoint, UltraNav
Keyboard Backlight Yes Yes
Features Chiclet keyboard Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls
CONNECTIONS & EXPANSIONS ASUS ROG Zephyrus G15 (GA502IV) Lenovo ThinkPad T14 Gen 4 (21K3)
Interfaces Headphone/microphone combo jack
3 x USB 3.2 Gen 1
USB-C 3.2 Gen 2 (supports DisplayPort 1.4 Alt Mode) (Power Delivery)
LAN
HDMI
USB 3.2 Gen 1 (Always On)
USB 3.2 Gen 1
USB-C 3.2 Gen 2 (supports DisplayPort 1.4a Alt Mode) (Power Delivery 3.0)
USB4 (supports DisplayPort 1.4a Alt Mode) (Power Delivery 3.0)
HDMI (4K support)
LAN
Headphone/microphone combo jack
SOFTWARE ASUS ROG Zephyrus G15 (GA502IV) Lenovo ThinkPad T14 Gen 4 (21K3)
Operating System (OS) Windows 10 Home 64-bit Edition Windows 11 Pro - English
Software Included - Glance by Mirametrix
MISCELLANEOUS ASUS ROG Zephyrus G15 (GA502IV) Lenovo ThinkPad T14 Gen 4 (21K3)
Included Accessories Power adapter, bezel label USB-C power adapter
Security - Discrete Trusted Platform Module (TPM 2.0) Security Chip with Microsoft Pluton, fingerprint reader, smart card reader
Security Slot Type Kensington security slot Kensington nano security slot
Theft/Intrusion Protection Security lock slot (cable lock sold separately) Security lock slot (cable lock sold separately)
Features System password Administrator password, system password, power-on password, RapidCharge, MIL-STD-810H tested, NVMe password, certificate based BIOS authentication, FIDO (Fast Identity Online) authentication
Compliant Standards - RoHS, Energy-Related Products (ErP) Lot 6, TCG Certified, Energy-Related Products (ErP) Lot 26, TCO Certified 9.0
SAR Value 0.014 W/kg (body), 0.014 W/kg (limb) -
Max Operating Temperature - 35 °C
Min Operating Temperature - 5 °C
Humidity Range Operating - 8 - 95%
Manufacturer Warranty - Base warranty - 3 years - pick-up and return
Base warranty - battery - 1 year
Extended warranty - 3 years - on-site
Extended warranty - 1 year - on-site - response time: next business day
Model Number AZ001T -
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