ASUS ROG Zephyrus G15 (GA503QS) vs. Lenovo ThinkPad X1 Extreme Gen 5 (21DE)

Laptop Comparison, Reviews and Tests

Detailed comparison and review of ASUS ROG Zephyrus G15 (GA503QS) and Lenovo ThinkPad X1 Extreme Gen 5 (21DE). 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 X1 Extreme Gen 5 (21DE) Review

Advantages and disadvantages of Lenovo ThinkPad X1 Extreme Gen 5 (21DE) based on its technical characteristics, features, user experience, expert reviews and price level.

powerful intel processors

robust build quality

excellent 4k display

advanced security features

wide connectivity options

high price point

heavier than competitors

average battery life

loud under load

Laptop Comparison and Tests

Difference between ASUS ROG Zephyrus G15 (GA503QS) and Lenovo ThinkPad X1 Extreme Gen 5 (21DE)
86 % - Design
85 % - Display
86 % - Performance
84 % - Connectivity
85 % - Battery
82 % - Design
85 % - Display
92 % - Performance
86 % - Connectivity
82 % - Battery

Laptop Specifications Comparison

ASUS ROG Zephyrus G15 (GA503QS) vs. Lenovo ThinkPad X1 Extreme Gen 5 (21DE) Comparison Chart
DESIGN AND DIMENSIONS ASUS ROG Zephyrus G15 (GA503QS) Lenovo ThinkPad X1 Extreme Gen 5 (21DE)
Product Type Notebook Notebook
Dimensions (WxDxH) 35.5 cm x 24.3 cm x 1.99 cm 35.95 cm x 25.38 cm x 1.79 cm
Weight 1.9 kg 1.88 kg
Case Material - Aluminium (bottom), carbon fibre (top)
Colour Eclipse grey Black paint
DISPLAY ASUS ROG Zephyrus G15 (GA503QS) Lenovo ThinkPad X1 Extreme Gen 5 (21DE)
Screen Size (Type) 15.6" 16" - IPS
LCD Backlight Technology LED backlight LED backlight
Screen Resolution 1920 x 1080 (Full HD) 2560 x 1600 (WQXGA)
V-Sync Rate at Max Res. 144 Hz 165 Hz
Widescreen Yes Yes
Image Aspect Ratio 16:9 16:10
Image Brightness 250 cd/m² 500 cd/m²
Colour Gamut 45% NTSC, 47.34% Adobe RGB, 62.5% sRGB 100% sRGB
Features Anti-glare, FreeSync Technology, ±85° horizontal viewing angle, ±85° vertical viewing angle, IPS-level Anti-glare, 178° viewing angle, Low Blue Light technology, X-Rite Pantone factory color calibration
PROCESSOR ASUS ROG Zephyrus G15 (GA503QS) Lenovo ThinkPad X1 Extreme Gen 5 (21DE)
CPU AMD Ryzen 7 5800HS / 2.8 GHz Intel Core i7 (12th Gen) 12700H / 2.3 GHz
Max Turbo Speed 4.4 GHz 4.7 GHz
Number of Cores 8-core 14-core
Cache 16 MB 24 MB
64-bit Computing Yes -
Features - Integrated memory controller
MEMORY ASUS ROG Zephyrus G15 (GA503QS) Lenovo ThinkPad X1 Extreme Gen 5 (21DE)
RAM 16 GB (1 x 8 GB + 8 GB (soldered)) 16 GB (1 x 16 GB)
Max RAM Supported 24 GB 64 GB
RAM Type DDR4 SDRAM DDR5 SDRAM
Speed 3200 MHz 4800 MHz
Rated Speed - 4800 MHz
Form Factor SO-DIMM 260-pin SO-DIMM 262-pin
Slots Qty 1 2
Empty Slots 0 1
STORAGE ASUS ROG Zephyrus G15 (GA503QS) Lenovo ThinkPad X1 Extreme Gen 5 (21DE)
Main Storage Size (HDD/SSD) 512 GB SSD M.2 PCIe 3.0 - NVM Express (NVMe) 512 GB SSD M.2 2280 PCIe 4.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe), Performance
AUDIO & VIDEO ASUS ROG Zephyrus G15 (GA503QS) Lenovo ThinkPad X1 Extreme Gen 5 (21DE)
Multi-GPU Configuration 1 single GPU card / integrated GPU 1 single GPU card / integrated GPU
Graphics Processor (GPU) NVIDIA GeForce RTX 3080 / AMD Radeon Graphics NVIDIA GeForce RTX 3050 Ti / Intel Iris Xe Graphics
Max Monitors Supported - 4 external monitor(s)
Video Memory 8 GB GDDR6 SDRAM 4 GB GDDR6 SDRAM
Video System Features NVIDIA Optimus -
Gaming Yes -
Camera - Yes - 1080p
Camera Features - Privacy shutter, IR camera, Windows Hello, fixed focus
Sound Stereo speakers, two tweeters, array microphone Stereo speakers, dual array microphone
Codec - Realtek ALC3306
Compliant Standards Dolby Atmos High Definition Audio, Dolby Audio Premium, Dolby Voice
Audio Features Smart Amplification technology -
COMMUNICATIONS ASUS ROG Zephyrus G15 (GA503QS) Lenovo ThinkPad X1 Extreme Gen 5 (21DE)
Wireless 802.11a/b/g/n/ac/ax, Bluetooth 5.1 NFC, Bluetooth 5.2, 802.11a/b/g/n/ac/ax (Wi-Fi 6E)
Wireless Controller - Intel Wi-Fi 6E AX 211
Network Interface Gigabit Ethernet -
Features Dual stream (2x2) Dual stream (2x2)
BATTERY ASUS ROG Zephyrus G15 (GA503QS) Lenovo ThinkPad X1 Extreme Gen 5 (21DE)
Technology 4-cell Lithium Ion Lithium polymer
Battery Capacity (Size) 90 Wh 90 Wh
AC ADAPTER ASUS ROG Zephyrus G15 (GA503QS) Lenovo ThinkPad X1 Extreme Gen 5 (21DE)
Input AC 120/230 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 200 Watt, 20 V, 10 A 170 Watt
INPUT ASUS ROG Zephyrus G15 (GA503QS) Lenovo ThinkPad X1 Extreme Gen 5 (21DE)
Type Keyboard, touchpad Keyboard, TrackPoint, UltraNav
Keyboard Backlight Yes Yes
Features Chiclet keyboard Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls, glass touchpad
CONNECTIONS & EXPANSIONS ASUS ROG Zephyrus G15 (GA503QS) Lenovo ThinkPad X1 Extreme Gen 5 (21DE)
Slots - 2 x M.2 (PCI Express 4.0 x4) (1 free)
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
USB 3.2 Gen 1 (Always On)
2 x USB4 (supports Thunderbolt 4, DisplayPort 1.4 Alt Mode) (Power Delivery 3.0)
HDMI
Headphone/microphone combo jack
Memory Card Reader Yes (microSD) Yes (SD Express Card)
SOFTWARE ASUS ROG Zephyrus G15 (GA503QS) Lenovo ThinkPad X1 Extreme Gen 5 (21DE)
Operating System (OS) Windows 10 Home Windows 10 Pro 64-bit Edition (available through downgrade rights from Windows 11 Pro) + Windows 11 Pro Licence - German
Software Included - Glance by Mirametrix
MISCELLANEOUS ASUS ROG Zephyrus G15 (GA503QS) Lenovo ThinkPad X1 Extreme Gen 5 (21DE)
Included Accessories Power adapter Power adapter
Security Fingerprint reader Discrete Trusted Platform Module (TPM 2.0) Security Chip, 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, USB FIDO (Fast Identity Online) device integration, Firmware Resiliency 3.0, certificate based BIOS authentication
Compliant Standards - RoHS, Energy-Related Products (ErP) Lot 3, TCG Certified, TÜV Rheinland Low Blue Light Method 2
ENERGY STAR Certified - Yes
EPEAT Compliant - EPEAT Gold
TCO Certified - TCO Certified Notebooks 9
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
Model Number HN013T -
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