Side by side comparison and review of ASUS ROG Zephyrus G15 (GA503QS) and ASUS ROG Zephyrus M16 (GU603ZU). Compare dimensions, processors, batteries, storage capacities and other key specifications and features to simplify the choice of your perfect laptop. Our goal is to make it easier for you to decide on the laptop that will best meet your expectations by revealing the main differences between the products.
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
Advantages and disadvantages of ASUS ROG Zephyrus M16 (GU603ZU) based on its technical characteristics, features, user experience, expert reviews and price level.
high-resolution display
powerful graphics performance
sleek, lightweight design
fast processing speeds
advanced cooling system
high price point
average battery life
limited port selection
noisy under load
| DESIGN AND DIMENSIONS | ASUS ROG Zephyrus G15 (GA503QS) | ASUS ROG Zephyrus M16 (GU603ZU) |
|---|
| 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 | Eclipse grey | Eclipse grey |
| DISPLAY | ASUS ROG Zephyrus G15 (GA503QS) | ASUS ROG Zephyrus M16 (GU603ZU) |
|---|
| Screen Size (Type) | 15.6" | 16" |
|---|---|---|
| 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 | 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, Adaptive-Sync technology, HDR (high dynamic range), 3 ms response rate, ±85° horizontal viewing angle, ±85° vertical viewing angle, Pantone Validated, IPS-level, Dolby Vision |
| PROCESSOR | ASUS ROG Zephyrus G15 (GA503QS) | ASUS ROG Zephyrus M16 (GU603ZU) |
|---|
| 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 M16 (GU603ZU) |
|---|
| 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 | DDR4 SDRAM |
| Speed | 3200 MHz | - |
| Form Factor | SO-DIMM 260-pin | - |
| Slots Qty | 1 | - |
| Empty Slots | 0 | - |
| STORAGE | ASUS ROG Zephyrus G15 (GA503QS) | ASUS ROG Zephyrus M16 (GU603ZU) |
|---|
| 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 M16 (GU603ZU) |
|---|
| 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 4050 / Intel Iris Xe Graphics |
| Video Memory | 8 GB GDDR6 SDRAM | 6 GB GDDR6 SDRAM |
| Video System Features | NVIDIA Optimus | NVIDIA Optimus, ROG Boost, Dynamic Boost, MUX Switch |
| 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; Input: AI noise cancelling |
| COMMUNICATIONS | ASUS ROG Zephyrus G15 (GA503QS) | ASUS ROG Zephyrus M16 (GU603ZU) |
|---|
| Wireless | 802.11a/b/g/n/ac/ax, Bluetooth 5.1 | 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 (GA503QS) | ASUS ROG Zephyrus M16 (GU603ZU) |
|---|
| 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 M16 (GU603ZU) |
|---|
| 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 M16 (GU603ZU) |
|---|
| Type | Keyboard, touchpad | Keyboard, touchpad |
|---|---|---|
| Keyboard Backlight | Yes | Yes |
| Features | Chiclet keyboard | Chiclet keyboard, 1 RGB zone |
| CONNECTIONS & EXPANSIONS | ASUS ROG Zephyrus G15 (GA503QS) | ASUS ROG Zephyrus M16 (GU603ZU) |
|---|
| 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 |
Thunderbolt 4 (supports DisplayPort) (Power Delivery) 2 x USB 3.2 Gen 2 USB-C 3.2 Gen 2 (supports DisplayPort Alt Mode) (Power Delivery) HDMI LAN Headphone/microphone combo jack |
|---|---|---|
| Memory Card Reader | Yes (microSD) | Yes (microSD, microSDXC UHS-II) |
| SOFTWARE | ASUS ROG Zephyrus G15 (GA503QS) | ASUS ROG Zephyrus M16 (GU603ZU) |
|---|
| Operating System (OS) | Windows 10 Home | Windows 11 Home |
|---|
| MISCELLANEOUS | ASUS ROG Zephyrus G15 (GA503QS) | ASUS ROG Zephyrus M16 (GU603ZU) |
|---|
| 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 | System password, ASUS Aura Sync technology, ErgoLift |
| Model Number | HN013T | N3003W |
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