In depth comparison and review of ASUS ROG Zephyrus G15 (GA503RX) and ASUS ROG Zephyrus G16 (GU603VI). 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.
Advantages and disadvantages of ASUS ROG Zephyrus G15 (GA503RX) based on its technical characteristics, features, user experience, expert reviews and price level.
powerful gaming performance
high refresh rate display
lightweight, portable design
excellent thermal management
long battery life
high price point
no webcam included
limited port selection
average speaker quality
Advantages and disadvantages of ASUS ROG Zephyrus G16 (GU603VI) based on its technical characteristics, features, user experience, expert reviews and price level.
powerful gaming performance
high refresh rate display
compact, lightweight design
advanced cooling system
good battery life
expensive price point
limited port selection
noisy under load
average webcam quality
| DESIGN AND DIMENSIONS | ASUS ROG Zephyrus G15 (GA503RX) | ASUS ROG Zephyrus G16 (GU603VI) |
|---|
| 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 2.23 cm |
| Weight | 1.9 kg | 2 kg |
| Colour | Moonlight white | Eclipse grey |
| DISPLAY | ASUS ROG Zephyrus G15 (GA503RX) | ASUS ROG Zephyrus G16 (GU603VI) |
|---|
| Screen Size (Type) | 15.6" | 16" |
|---|---|---|
| LCD Backlight Technology | LED backlight | - |
| Screen Resolution | 2560 x 1440 (WQHD) | 2560 x 1600 (WQXGA) |
| V-Sync Rate at Max Res. | 240 Hz | 240 Hz |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:10 |
| Colour Gamut | 100% DCI-P3 | 100% DCI-P3 |
| Features | Anti-glare, FreeSync Technology, 3 ms response rate, Pantone Validated, IPS-level | Anti-glare, NVIDIA G-SYNC compatible, HDR (high dynamic range), 3 ms response rate, Pantone Validated, IPS-level, Dolby Vision, 94% screen-to-body ratio |
| PROCESSOR | ASUS ROG Zephyrus G15 (GA503RX) | ASUS ROG Zephyrus G16 (GU603VI) |
|---|
| CPU | AMD Ryzen 9 6900HS / 3.3 GHz | Intel Core i9 (13th Gen) 13900H / 2.6 GHz |
|---|---|---|
| Max Turbo Speed | 4.9 GHz | 5.4 GHz |
| Number of Cores | 8-core | 14-core |
| Cache | L3 - 16 MB | 24 MB |
| Features | - | Intel Smart Cache |
| MEMORY | ASUS ROG Zephyrus G15 (GA503RX) | ASUS ROG Zephyrus G16 (GU603VI) |
|---|
| RAM | 32 GB (1 x 16 GB + 16 GB (soldered)) | 16 GB (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | 48 GB | - |
| RAM Type | DDR5 SDRAM | DDR4 SDRAM |
| Speed | 4800 MHz | 3200 MHz |
| Rated Speed | - | 3200 MHz |
| Form Factor | SO-DIMM 262-pin | - |
| Slots Qty | 1 | - |
| Empty Slots | 0 | - |
| STORAGE | ASUS ROG Zephyrus G15 (GA503RX) | ASUS ROG Zephyrus G16 (GU603VI) |
|---|
| Main Storage Size (HDD/SSD) | 1 TB SSD M.2 PCIe 4.0 - NVM Express (NVMe) | 1 TB SSD M.2 PCIe 4.0 - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | ASUS ROG Zephyrus G15 (GA503RX) | ASUS ROG Zephyrus G16 (GU603VI) |
|---|
| Multi-GPU Configuration | 1 single GPU card / integrated GPU | 1 single GPU card / integrated GPU |
|---|---|---|
| Graphics Processor (GPU) | NVIDIA GeForce RTX 3080 Ti / AMD Radeon 680M | NVIDIA GeForce RTX 4070 / Intel Iris Xe Graphics |
| Video Memory | 16 GB GDDR6 SDRAM | 8 GB GDDR6 SDRAM |
| Video System Features | NVIDIA Optimus, ROG Boost, Dynamic Boost | ROG Boost, Dynamic Boost, MUX Switch, NVIDIA Advanced Optimus |
| Gaming | Yes | Yes |
| Camera | Yes - 720p | Yes - 720p |
| Camera Features | IR camera, Windows Hello | IR camera, Windows Hello |
| Sound | Two tweeters, two woofers, array microphone | Two tweeters, two woofers, array microphone |
| Compliant Standards | Dolby Atmos | Dolby Atmos |
| Audio Features | Noise-cancellation technology, Smart Amp | Output: Smart Amplification technology; Input: AI noise cancelling |
| COMMUNICATIONS | ASUS ROG Zephyrus G15 (GA503RX) | ASUS ROG Zephyrus G16 (GU603VI) |
|---|
| Wireless | Bluetooth 5.2, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) | Bluetooth 5.2, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) |
|---|---|---|
| Network Interface | Gigabit Ethernet | Gigabit Ethernet |
| Features | Dual stream (2x2) | Dual stream (2x2) |
| BATTERY | ASUS ROG Zephyrus G15 (GA503RX) | ASUS ROG Zephyrus G16 (GU603VI) |
|---|
| Technology | 4-cell Lithium Ion | 4-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 90 Wh | 90 Wh |
| AC ADAPTER | ASUS ROG Zephyrus G15 (GA503RX) | ASUS ROG Zephyrus G16 (GU603VI) |
|---|
| Input | AC 100-240 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 240 Watt, 20 V, 12 A | 240 Watt, 20 V, 12 A |
| INPUT | ASUS ROG Zephyrus G15 (GA503RX) | ASUS ROG Zephyrus G16 (GU603VI) |
|---|
| Type | Keyboard, touchpad | Keyboard, touchpad |
|---|---|---|
| Keyboard Backlight | Yes (RGB) | Yes |
| Features | Chiclet keyboard | Chiclet keyboard, N-key rollover, 1.7mm travel distance |
| CONNECTIONS & EXPANSIONS | ASUS ROG Zephyrus G15 (GA503RX) | ASUS ROG Zephyrus G16 (GU603VI) |
|---|
| Interfaces | Headphone/microphone combo jack 2 x USB-C 3.2 Gen 2 (supports DisplayPort Alt Mode) (Power Delivery) 2 x USB 3.2 Gen 2 HDMI LAN |
Headphone/microphone combo jack HDMI 2.1 USB-C 3.2 Gen 2 (supports DisplayPort 1.4 Alt Mode) (Power Delivery) 2 x USB 3.2 Gen 2 LAN Thunderbolt 4 (supports DisplayPort) (Power Delivery) |
|---|---|---|
| Memory Card Reader | Yes (microSD, microSDXC UHS-II) | - |
| SOFTWARE | ASUS ROG Zephyrus G15 (GA503RX) | ASUS ROG Zephyrus G16 (GU603VI) |
|---|
| Operating System (OS) | Windows 11 Home | Windows 11 Home |
|---|
| MISCELLANEOUS | ASUS ROG Zephyrus G15 (GA503RX) | ASUS ROG Zephyrus G16 (GU603VI) |
|---|
| Included Accessories | Power adapter | Power adapter |
|---|---|---|
| Security | - | 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, ErgoLift | Administrator password, ASUS Aura Sync technology, ErgoLift, ROG Intelligent Cooling, Arc Flow Fans, ROG Nebula Display |
| Model Number | LN006W | N4015W |
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