ASUS ROG Zephyrus G15 (GA503QS) vs. ASUS ROG Zephyrus G16 (GU603ZV)

Laptop Comparison, Reviews and Tests

In depth comparison and review of ASUS ROG Zephyrus G15 (GA503QS) and ASUS ROG Zephyrus G16 (GU603ZV). 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 (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

ASUS ROG Zephyrus G16 (GU603ZV) Review

Advantages and disadvantages of ASUS ROG Zephyrus G16 (GU603ZV) based on its technical characteristics, features, user experience, expert reviews and price level.

high refresh rate display

powerful gaming performance

sleek, lightweight design

good thermal management

efficient multitasking capabilities

above-average price

limited port selection

average battery life

noisy under load

Laptop Comparison and Tests

Difference between ASUS ROG Zephyrus G15 (GA503QS) and ASUS ROG Zephyrus G16 (GU603ZV)
86 % - Design
85 % - Display
86 % - Performance
84 % - Connectivity
85 % - Battery
83 % - Design
83 % - Display
92 % - Performance
86 % - Connectivity
85 % - Battery

Laptop Specifications Comparison

ASUS ROG Zephyrus G15 (GA503QS) vs. ASUS ROG Zephyrus G16 (GU603ZV) Comparison Chart
DESIGN AND DIMENSIONS ASUS ROG Zephyrus G15 (GA503QS) ASUS ROG Zephyrus G16 (GU603ZV)
Product Type Notebook Notebook - 180-degree hinge design
Dimensions (WxDxH) 35.5 cm x 24.3 cm x 1.99 cm 35.5 cm x 24.3 cm x 2.29 cm
Weight 1.9 kg 2 kg
Colour Eclipse grey Eclipse grey
DISPLAY ASUS ROG Zephyrus G15 (GA503QS) ASUS ROG Zephyrus G16 (GU603ZV)
Screen Size (Type) 15.6" 16" - IPS
LCD Backlight Technology LED backlight -
Screen Resolution 1920 x 1080 (Full HD) 1920 x 1200 (WUXGA)
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 -
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, NVIDIA G-SYNC compatible, Wide Colour Gamut, HDR (high dynamic range), Pantone Validated, Dolby Vision
PROCESSOR ASUS ROG Zephyrus G15 (GA503QS) ASUS ROG Zephyrus G16 (GU603ZV)
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 - Intel Smart Cache
MEMORY ASUS ROG Zephyrus G15 (GA503QS) ASUS ROG Zephyrus G16 (GU603ZV)
RAM 16 GB (1 x 8 GB + 8 GB (soldered)) 16 GB (provided memory is soldered)
Max RAM Supported 24 GB 48 GB
RAM Type DDR4 SDRAM DDR4 SDRAM
Speed 3200 MHz 3200 MHz
Rated Speed - 3200 MHz
Form Factor SO-DIMM 260-pin SO-DIMM 260-pin
Slots Qty 1 1
Empty Slots 0 1
STORAGE ASUS ROG Zephyrus G15 (GA503QS) ASUS ROG Zephyrus G16 (GU603ZV)
Main Storage Size (HDD/SSD) 512 GB SSD M.2 PCIe 3.0 - NVM Express (NVMe) 512 GB SSD M.2 PCIe 4.0 - NVM Express (NVMe)
AUDIO & VIDEO ASUS ROG Zephyrus G15 (GA503QS) ASUS ROG Zephyrus G16 (GU603ZV)
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 4060 / Intel Iris Xe Graphics
Video Memory 8 GB GDDR6 SDRAM 8 GB GDDR6 SDRAM
Video System Features NVIDIA Optimus Dynamic Boost, MUX Switch, NVIDIA Advanced Optimus
Gaming Yes Yes
Camera - Yes - 720p
Camera Features - IR camera, Windows Hello
Sound Stereo speakers, two tweeters, array microphone Two tweeters, two woofers, array microphone
Compliant Standards Dolby Atmos Dolby Atmos
Audio Features Smart Amplification technology Output: Smart Amplification technology, Hi-Res Audio; Input: AI noise cancelling
COMMUNICATIONS ASUS ROG Zephyrus G15 (GA503QS) ASUS ROG Zephyrus G16 (GU603ZV)
Wireless 802.11a/b/g/n/ac/ax, Bluetooth 5.1 802.11a/b/g/n/ac/ax (Wi-Fi 6E), Bluetooth 5.3
Network Interface Gigabit Ethernet Gigabit Ethernet
Features Dual stream (2x2) Dual stream (2x2)
BATTERY ASUS ROG Zephyrus G15 (GA503QS) ASUS ROG Zephyrus G16 (GU603ZV)
Technology 4-cell Lithium Ion 4-cell Lithium Ion
Battery Capacity (Size) 90 Wh 90 Wh
AC ADAPTER ASUS ROG Zephyrus G15 (GA503QS) ASUS ROG Zephyrus G16 (GU603ZV)
Input AC 120/230 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 200 Watt, 20 V, 10 A 240 Watt, 20 V, 12 A
INPUT ASUS ROG Zephyrus G15 (GA503QS) ASUS ROG Zephyrus G16 (GU603ZV)
Type Keyboard, touchpad Keyboard, touchpad
Keyboard Backlight Yes Yes
Features Chiclet keyboard Chiclet keyboard, 1.7mm travel distance
CONNECTIONS & EXPANSIONS ASUS ROG Zephyrus G15 (GA503QS) ASUS ROG Zephyrus G16 (GU603ZV)
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
HDMI 2.1
LAN
USB-C 3.2 Gen 2 (supports DisplayPort Alt Mode) (Power Delivery)
USB4 (supports Thunderbolt 4, DisplayPort Alt Mode) (Power Delivery)
Headphone/microphone combo jack
2 x USB 3.2 Gen 2
Memory Card Reader Yes (microSD) Yes (microSDXC UHS-II)
SOFTWARE ASUS ROG Zephyrus G15 (GA503QS) ASUS ROG Zephyrus G16 (GU603ZV)
Operating System (OS) Windows 10 Home Windows 11 Home
Software Included - Armoury Crate
MISCELLANEOUS ASUS ROG Zephyrus G15 (GA503QS) ASUS ROG Zephyrus G16 (GU603ZV)
Included Accessories Power adapter Power adapter
Security Fingerprint reader Firmware Trusted Platform Module (TPM) Security Chip
Security Slot Type Kensington security slot Kensington security slot
Theft/Intrusion Protection Security lock slot (cable lock sold separately) Security lock slot (cable lock sold separately)
Features System password ASUS Aura Sync technology, ErgoLift, BIOS protection, ROG Intelligent Cooling, Arc Flow Fans, 0dB Ambient Cooling
Model Number HN013T N3009W
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