ASUS ROG Zephyrus G15 (GA503QS) vs. Lenovo ThinkPad T14s Gen 4 (21F9)

Laptop Comparison, Reviews and Tests

Detailed comparison and review of ASUS ROG Zephyrus G15 (GA503QS) and Lenovo ThinkPad T14s Gen 4 (21F9). With our comprehensive overview, you can simply compare dimensions, performance, storage, functions, but also other key features of both laptops and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the laptop that best fits your needs and expectations.

ASUS ROG Zephyrus G15 (GA503QS) Review

Advantages and disadvantages of ASUS ROG Zephyrus G15 (GA503QS) based on its technical characteristics, features, user experience, expert reviews and price level.

powerful gaming performance

high refresh rate display

lightweight and portable

efficient cooling system

long battery life

premium price tag

no webcam included

limited port selection

loud under load

Lenovo ThinkPad T14s Gen 4 (21F9) Review

Advantages and disadvantages of Lenovo ThinkPad T14s Gen 4 (21F9) based on its technical characteristics, features, user experience, expert reviews and price level.

robust build quality

excellent keyboard feel

impressive battery life

powerful processor options

bright display

higher price point

limited graphics performance

no OLED option

heavier than competitors

Laptop Comparison and Tests

Difference between ASUS ROG Zephyrus G15 (GA503QS) and Lenovo ThinkPad T14s Gen 4 (21F9)
86 % - Design
85 % - Display
86 % - Performance
84 % - Connectivity
85 % - Battery
86 % - Design
85 % - Display
85 % - Performance
85 % - Connectivity
85 % - Battery

Laptop Specifications Comparison

ASUS ROG Zephyrus G15 (GA503QS) vs. Lenovo ThinkPad T14s Gen 4 (21F9) Comparison Chart
DESIGN AND DIMENSIONS ASUS ROG Zephyrus G15 (GA503QS) Lenovo ThinkPad T14s Gen 4 (21F9)
Product Type Notebook Notebook - 180-degree hinge design
Dimensions (WxDxH) 35.5 cm x 24.3 cm x 1.99 cm 31.75 cm x 22.69 cm x 1.69 cm
Weight 1.9 kg 1.26 kg
Case Material - Aluminium (bottom), carbon fibre hybrid (top)
Colour Eclipse grey Deep black
DISPLAY ASUS ROG Zephyrus G15 (GA503QS) Lenovo ThinkPad T14s Gen 4 (21F9)
Screen Size (Type) 15.6" 14" - IPS
Touchscreen - Yes (10-point multi-touch)
LCD Backlight Technology LED backlight -
Screen Resolution 1920 x 1080 (Full HD) 1920 x 1200 (WUXGA)
V-Sync Rate at Max Res. 144 Hz 60 Hz
Widescreen Yes Yes
Image Aspect Ratio 16:9 16:10
Image Brightness 250 cd/m² 300 cd/m²
Colour Gamut 45% NTSC, 47.34% Adobe RGB, 62.5% sRGB 45% NTSC
Features Anti-glare, FreeSync Technology, ±85° horizontal viewing angle, ±85° vertical viewing angle, IPS-level Anti-glare, on-cell touch technology
PROCESSOR ASUS ROG Zephyrus G15 (GA503QS) Lenovo ThinkPad T14s Gen 4 (21F9)
CPU AMD Ryzen 7 5800HS / 2.8 GHz AMD Ryzen 5 Pro 7540U / 3.2 GHz
Max Turbo Speed 4.4 GHz 4.9 GHz
Number of Cores 8-core 6-core
Cache 16 MB L3 - 16 MB
64-bit Computing Yes -
Features - Integrated memory controller
MEMORY ASUS ROG Zephyrus G15 (GA503QS) Lenovo ThinkPad T14s Gen 4 (21F9)
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 - 7500 MHz
Form Factor SO-DIMM 260-pin -
Slots Qty 1 -
Empty Slots 0 -
STORAGE ASUS ROG Zephyrus G15 (GA503QS) Lenovo ThinkPad T14s Gen 4 (21F9)
Main Storage Size (HDD/SSD) 512 GB SSD M.2 PCIe 3.0 - NVM Express (NVMe) 256 GB SSD M.2 2280 PCIe 4.0 x4 - TCG Opal Encryption - Kioxia
AUDIO & VIDEO ASUS ROG Zephyrus G15 (GA503QS) Lenovo ThinkPad T14s Gen 4 (21F9)
Multi-GPU Configuration 1 single GPU card / integrated GPU -
Graphics Processor (GPU) NVIDIA GeForce RTX 3080 / AMD Radeon Graphics AMD Radeon 740M
Max Monitors Supported - 3 external monitor(s)
Video Memory 8 GB GDDR6 SDRAM -
Video System Features NVIDIA Optimus -
Gaming Yes -
Camera - Yes
Resolution - 5 Megapixel
Camera Features - Privacy shutter, Windows Hello, fixed focus, Discrete IR, Ultrasonic Human Presence Detection
Sound Stereo speakers, two tweeters, array microphone Stereo speakers, dual array microphone
Codec - Realtek ALC3287
Compliant Standards Dolby Atmos High Definition Audio, Dolby Audio
Audio Features Smart Amplification technology Input: Dolby Voice, 360° far-field
COMMUNICATIONS ASUS ROG Zephyrus G15 (GA503QS) Lenovo ThinkPad T14s Gen 4 (21F9)
Wireless 802.11a/b/g/n/ac/ax, Bluetooth 5.1 Bluetooth 5.1, 802.11a/b/g/n/ac/ax (Wi-Fi 6E)
Wireless Controller - Qualcomm NFA725A
Network Interface Gigabit Ethernet Gigabit Ethernet
Features Dual stream (2x2) -
BATTERY ASUS ROG Zephyrus G15 (GA503QS) Lenovo ThinkPad T14s Gen 4 (21F9)
Technology 4-cell Lithium Ion Lithium polymer
Battery Capacity (Size) 90 Wh 57 Wh
AC ADAPTER ASUS ROG Zephyrus G15 (GA503QS) Lenovo ThinkPad T14s Gen 4 (21F9)
Input AC 120/230 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 200 Watt, 20 V, 10 A 65 Watt
INPUT ASUS ROG Zephyrus G15 (GA503QS) Lenovo ThinkPad T14s Gen 4 (21F9)
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 (GA503QS) Lenovo ThinkPad T14s Gen 4 (21F9)
Interfaces Headphone/microphone combo jack
2 x USB 3.2 Gen 2
USB-C 3.2 Gen 2 (supports DisplayPort Alt Mode) (Power Delivery)
LAN
HDMI
USB 3.2 Gen 1 (Always On)
USB 3.2 Gen 1 (Always On)
2 x USB4 (supports DisplayPort 1.4a Alt Mode) (Power Delivery 3.0)
HDMI (4K support)
Headphone/microphone combo jack
LAN (on supplied adapter)
Memory Card Reader Yes (microSD) -
SOFTWARE ASUS ROG Zephyrus G15 (GA503QS) Lenovo ThinkPad T14s Gen 4 (21F9)
Operating System (OS) Windows 10 Home Windows 10 Pro 64-bit Edition (available through downgrade rights from Windows 11 Pro) + Windows 11 Pro Licence
Software Included - Glance by Mirametrix
MISCELLANEOUS ASUS ROG Zephyrus G15 (GA503QS) Lenovo ThinkPad T14s Gen 4 (21F9)
Included Accessories Power adapter USB-C power adapter, Lenovo USB-C to Ethernet Adapter
Security Fingerprint reader Discrete Trusted Platform Module (TPM 2.0) Security Chip with Microsoft Pluton, fingerprint 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
Max Operating Temperature - 35 °C
Min Operating Temperature - 5 °C
Humidity Range Operating - 8 - 95%
Model Number HN013T -
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