In depth comparison and review of ASUS ROG Zephyrus G15 (GA503QS) and ASUS VivoBook 16X (X1603ZA). 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 (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 VivoBook 16X (X1603ZA) based on its technical characteristics, features, user experience, expert reviews and price level.
impressive battery life
lightweight design
affordable price point
sharp display quality
fast charging support
moderate storage capacity
average speaker quality
no dedicated GPU
limited color options
| DESIGN AND DIMENSIONS | ASUS ROG Zephyrus G15 (GA503QS) | ASUS VivoBook 16X (X1603ZA) |
|---|
| Product Type | Notebook | Notebook - 180-degree hinge design |
|---|---|---|
| Dimensions (WxDxH) | 35.5 cm x 24.3 cm x 1.99 cm | 35.86 cm x 24.95 cm x 1.99 cm |
| Weight | 1.9 kg | 1.88 kg |
| Colour | Eclipse grey | Silver |
| DISPLAY | ASUS ROG Zephyrus G15 (GA503QS) | ASUS VivoBook 16X (X1603ZA) |
|---|
| 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 | 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, 86% screen-to-body ratio, IPS-level |
| PROCESSOR | ASUS ROG Zephyrus G15 (GA503QS) | ASUS VivoBook 16X (X1603ZA) |
|---|
| CPU | AMD Ryzen 7 5800HS / 2.8 GHz | Intel Core i3 (12th Gen) 1220P / 1.1 GHz |
|---|---|---|
| Max Turbo Speed | 4.4 GHz | 4.4 GHz |
| Number of Cores | 8-core | 10-core |
| Cache | 16 MB | 12 MB |
| 64-bit Computing | Yes | - |
| Features | - | Intel Smart Cache |
| MEMORY | ASUS ROG Zephyrus G15 (GA503QS) | ASUS VivoBook 16X (X1603ZA) |
|---|
| RAM | 16 GB (1 x 8 GB + 8 GB (soldered)) | 8 GB (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | 24 GB | 16 GB |
| RAM Type | DDR4 SDRAM | DDR4 SDRAM |
| 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 VivoBook 16X (X1603ZA) |
|---|
| Main Storage Size (HDD/SSD) | 512 GB SSD M.2 PCIe 3.0 - NVM Express (NVMe) | 512 GB SSD M.2 PCIe 3.0 - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | ASUS ROG Zephyrus G15 (GA503QS) | ASUS VivoBook 16X (X1603ZA) |
|---|
| Multi-GPU Configuration | 1 single GPU card / integrated GPU | - |
|---|---|---|
| Graphics Processor (GPU) | NVIDIA GeForce RTX 3080 / AMD Radeon Graphics | Intel UHD Graphics |
| Video Memory | 8 GB GDDR6 SDRAM | - |
| Video System Features | NVIDIA Optimus | - |
| Gaming | Yes | - |
| Camera | - | Yes - 720p |
| Camera Features | - | Privacy shutter, ASUS 3D Noise Reduction (3DNR) Technology |
| Sound | Stereo speakers, two tweeters, array microphone | Dual speakers, microphone |
| Compliant Standards | Dolby Atmos | - |
| Audio Features | Smart Amplification technology | Output: ASUS SonicMaster; Input: AI noise cancelling |
| COMMUNICATIONS | ASUS ROG Zephyrus G15 (GA503QS) | ASUS VivoBook 16X (X1603ZA) |
|---|
| Wireless | 802.11a/b/g/n/ac/ax, Bluetooth 5.1 | 802.11a/b/g/n/ac/ax, Bluetooth 5.3 |
|---|---|---|
| Network Interface | Gigabit Ethernet | - |
| Features | Dual stream (2x2) | Dual stream (2x2) |
| BATTERY | ASUS ROG Zephyrus G15 (GA503QS) | ASUS VivoBook 16X (X1603ZA) |
|---|
| Technology | 4-cell Lithium Ion | 3-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 90 Wh | 50 Wh |
| AC ADAPTER | ASUS ROG Zephyrus G15 (GA503QS) | ASUS VivoBook 16X (X1603ZA) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 200 Watt, 20 V, 10 A | 19 V |
| INPUT | ASUS ROG Zephyrus G15 (GA503QS) | ASUS VivoBook 16X (X1603ZA) |
|---|
| Type | Keyboard, touchpad | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | - | Yes |
| Keyboard Backlight | Yes | - |
| Features | Chiclet keyboard | Chiclet keyboard, 1.4mm travel distance, ASUS ErgoSense |
| CONNECTIONS & EXPANSIONS | ASUS ROG Zephyrus G15 (GA503QS) | ASUS VivoBook 16X (X1603ZA) |
|---|
| 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 1.4 Headphone/microphone combo jack USB 2.0 2 x USB 3.2 Gen 1 USB-C 3.2 Gen 1 |
|---|---|---|
| Memory Card Reader | Yes (microSD) | - |
| SOFTWARE | ASUS ROG Zephyrus G15 (GA503QS) | ASUS VivoBook 16X (X1603ZA) |
|---|
| Operating System (OS) | Windows 10 Home | Windows 11 Home |
|---|
| MISCELLANEOUS | ASUS ROG Zephyrus G15 (GA503QS) | ASUS VivoBook 16X (X1603ZA) |
|---|
| Included Accessories | Power adapter | Power adapter |
|---|---|---|
| Security | Fingerprint reader | Firmware Trusted Platform Module (TPM) Security Chip |
| Security Slot Type | Kensington security slot | - |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | - |
| Features | System password | ASUS IceCool design, MIL-STD-810H tested, BIOS protection, ASUS Antimicrobial Guard |
| Compliant Standards | - | RoHS, REACH, TUV Rheinland Flicker Free Certification, TUV Rheinland Low Blue Light (Software Solution), Energy Star 8.0 |
| Model Number | HN013T | MB157W |
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