In depth comparison and review of ASUS VivoBook 15 (X1504ZA) 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 VivoBook 15 (X1504ZA) based on its technical characteristics, features, user experience, expert reviews and price level.
affordable price
lightweight design
solid build quality
decent battery life
fast charging support
average display quality
limited graphics performance
no backlit keyboard
fewer USB ports
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 VivoBook 15 (X1504ZA) | ASUS VivoBook 16X (X1603ZA) |
|---|
| Product Type | Notebook - 180-degree hinge design | Notebook - 180-degree hinge design |
|---|---|---|
| Dimensions (WxDxH) | 35.97 cm x 23.25 cm x 1.79 cm | 35.86 cm x 24.95 cm x 1.99 cm |
| Weight | 1.7 kg | 1.88 kg |
| Case Material | Plastic | - |
| Colour | Cool silver | Silver |
| DISPLAY | ASUS VivoBook 15 (X1504ZA) | ASUS VivoBook 16X (X1603ZA) |
|---|
| Screen Size (Type) | 15.6" | 16" |
|---|---|---|
| Screen Resolution | 1920 x 1080 (Full HD) | 1920 x 1200 (WUXGA) |
| V-Sync Rate at Max Res. | - | 60 Hz |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:10 |
| Image Brightness | 250 cd/m² | 300 cd/m² |
| Colour Gamut | 45% NTSC | 45% NTSC |
| Features | Anti-glare | Anti-glare, 86% screen-to-body ratio, IPS-level |
| PROCESSOR | ASUS VivoBook 15 (X1504ZA) | ASUS VivoBook 16X (X1603ZA) |
|---|
| CPU | Intel Core i7 (12th Gen) 1255U / 1.7 GHz | Intel Core i3 (12th Gen) 1220P / 1.1 GHz |
|---|---|---|
| Max Turbo Speed | 4.7 GHz | 4.4 GHz |
| Number of Cores | 10-core | 10-core |
| Cache | L3 - 12 MB | 12 MB |
| Features | Intel Smart Cache | Intel Smart Cache |
| MEMORY | ASUS VivoBook 15 (X1504ZA) | ASUS VivoBook 16X (X1603ZA) |
|---|
| RAM | 8 GB (provided memory is soldered) | 8 GB (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | 16 GB | 16 GB |
| RAM Type | DDR4 SDRAM | DDR4 SDRAM |
| Form Factor | SO-DIMM 260-pin | SO-DIMM 260-pin |
| Slots Qty | 1 | 1 |
| Empty Slots | 1 | 1 |
| STORAGE | ASUS VivoBook 15 (X1504ZA) | 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 VivoBook 15 (X1504ZA) | ASUS VivoBook 16X (X1603ZA) |
|---|
| Graphics Processor (GPU) | Intel Iris Xe Graphics | Intel UHD Graphics |
|---|---|---|
| Video System Features | Functions as Intel UHD graphics (for single-channel memory) | - |
| Camera | Yes - 720p | Yes - 720p |
| Camera Features | Privacy shutter, ASUS 3D Noise Reduction (3DNR) Technology | Privacy shutter, ASUS 3D Noise Reduction (3DNR) Technology |
| Sound | Dual speakers, array microphone | Dual speakers, microphone |
| Audio Features | Output: ASUS SonicMaster, Audio by Dirac, Asus Audio Booster; Input: AI noise cancelling | Output: ASUS SonicMaster; Input: AI noise cancelling |
| COMMUNICATIONS | ASUS VivoBook 15 (X1504ZA) | ASUS VivoBook 16X (X1603ZA) |
|---|
| Wireless | 802.11a/b/g/n/ac/ax (Wi-Fi 6E), Bluetooth 5.3 | 802.11a/b/g/n/ac/ax, Bluetooth 5.3 |
|---|---|---|
| Features | Single stream (1x1) | Dual stream (2x2) |
| BATTERY | ASUS VivoBook 15 (X1504ZA) | ASUS VivoBook 16X (X1603ZA) |
|---|
| Technology | 3-cell Lithium Ion | 3-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 42 Wh | 50 Wh |
| AC ADAPTER | ASUS VivoBook 15 (X1504ZA) | ASUS VivoBook 16X (X1603ZA) |
|---|
| Input | AC 100-240 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 45 Watt, 19 V, 2.37 A | 19 V |
| INPUT | ASUS VivoBook 15 (X1504ZA) | ASUS VivoBook 16X (X1603ZA) |
|---|
| Type | Keyboard, touchpad | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | Yes | Yes |
| Keyboard Backlight | Yes | - |
| Features | Precision touchpad, chiclet keyboard, 1.4mm travel distance | Chiclet keyboard, 1.4mm travel distance, ASUS ErgoSense |
| CONNECTIONS & EXPANSIONS | ASUS VivoBook 15 (X1504ZA) | ASUS VivoBook 16X (X1603ZA) |
|---|
| Interfaces | 2 x USB 3.2 Gen 1 USB-C 3.2 Gen 1 USB 2.0 HDMI 1.4 |
HDMI 1.4 Headphone/microphone combo jack USB 2.0 2 x USB 3.2 Gen 1 USB-C 3.2 Gen 1 |
|---|
| SOFTWARE | ASUS VivoBook 15 (X1504ZA) | ASUS VivoBook 16X (X1603ZA) |
|---|
| Operating System (OS) | Windows 11 Home | Windows 11 Home |
|---|---|---|
| Software Included | MyASUS, ScreenXpert, Microsoft 365 (1 month trial), GlideX | - |
| MISCELLANEOUS | ASUS VivoBook 15 (X1504ZA) | ASUS VivoBook 16X (X1603ZA) |
|---|
| Included Accessories | Power adapter | Power adapter |
|---|---|---|
| Security | Firmware Trusted Platform Module (TPM) Security Chip | Firmware Trusted Platform Module (TPM) Security Chip |
| Features | MIL-STD-810H tested, BIOS protection, ASUS Antimicrobial Guard Plus | ASUS IceCool design, MIL-STD-810H tested, BIOS protection, ASUS Antimicrobial Guard |
| Compliant Standards | RoHS, REACH, Energy Star 8.0 | RoHS, REACH, TUV Rheinland Flicker Free Certification, TUV Rheinland Low Blue Light (Software Solution), Energy Star 8.0 |
| Model Number | - | MB157W |
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