In depth comparison and review of ASUS ZenBook S UX391UA (ET053R) and ASUS VivoBook 16X (K3605ZF). 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 ZenBook S UX391UA (ET053R) based on its technical characteristics, features, user experience, expert reviews and price level.
affordable price
solid build quality
decent processor performance
ample storage options
good graphic capabilities
average battery life
dim display brightness
limited viewing angles
no backlit keyboard
Advantages and disadvantages of ASUS VivoBook 16X (K3605ZF) based on its technical characteristics, features, user experience, expert reviews and price level.
high-resolution display
lightweight design
fast SSD storage
powerful processor performance
good thermal management
average battery life
limited port selection
higher price point
noisy under load
| DESIGN AND DIMENSIONS | ASUS ZenBook S UX391UA (ET053R) | ASUS VivoBook 16X (K3605ZF) |
|---|
| Product Type | Notebook | Notebook - 180-degree hinge design |
|---|---|---|
| Dimensions (WxDxH) | 31.1 cm x 21.3 cm x 1.29 cm | 35.86 cm x 24.91 cm x 1.89 cm |
| Weight | 1 kg | 1.8 kg |
| Case Material | - | Aluminum, plastic |
| Colour | Deep dive blue | Cool silver |
| DISPLAY | ASUS ZenBook S UX391UA (ET053R) | ASUS VivoBook 16X (K3605ZF) |
|---|
| Screen Size (Type) | 13.3" | 16" |
|---|---|---|
| LCD Backlight Technology | LED backlight | - |
| Screen Resolution | 1920 x 1080 (Full HD) | 1920 x 1200 (WUXGA) |
| V-Sync Rate at Max Res. | - | 120 Hz |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:10 |
| Image Brightness | - | 300 cd/m² |
| Colour Gamut | 72% NTSC | 100% sRGB |
| Features | Anti-glare, 178° horizontal and vertical viewing angle | Anti-glare, 86% screen-to-body ratio, IPS-level |
| PROCESSOR | ASUS ZenBook S UX391UA (ET053R) | ASUS VivoBook 16X (K3605ZF) |
|---|
| CPU | Intel Core i7 (8th Gen) 8550U / 1.8 GHz | Intel Core i5 (12th Gen) 12450H |
|---|---|---|
| Max Turbo Speed | 4 GHz | 4.4 GHz |
| Number of Cores | Quad-Core | 8-core |
| Cache | - | 12 MB |
| 64-bit Computing | Yes | - |
| Features | - | Intel Smart Cache |
| MEMORY | ASUS ZenBook S UX391UA (ET053R) | ASUS VivoBook 16X (K3605ZF) |
|---|
| RAM | 16 GB (provided memory is soldered) | 16 GB (1 x 8 GB + 8 GB (soldered)) |
|---|---|---|
| Max RAM Supported | - | 16 GB |
| RAM Type | LPDDR3 SDRAM | DDR4 SDRAM |
| Speed | 2133 MHz | - |
| Rated Speed | 2133 MHz | - |
| Form Factor | - | SO-DIMM 260-pin |
| Slots Qty | - | 1 |
| Empty Slots | - | 0 |
| STORAGE | ASUS ZenBook S UX391UA (ET053R) | ASUS VivoBook 16X (K3605ZF) |
|---|
| Main Storage Size (HDD/SSD) | 1 TB SSD M.2 PCIe | 512 GB SSD M.2 PCIe 3.0 - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | ASUS ZenBook S UX391UA (ET053R) | ASUS VivoBook 16X (K3605ZF) |
|---|
| Multi-GPU Configuration | - | 1 single GPU card / integrated GPU |
|---|---|---|
| Graphics Processor (GPU) | Intel UHD Graphics 620 | NVIDIA GeForce RTX 2050 / Intel UHD Graphics |
| Video Memory | - | 4 GB GDDR6 VRAM |
| Camera | Yes - HD | Yes - HD |
| Camera Features | - | Privacy shutter |
| Sound | Harman/kardon stereo speakers, array microphone | Dual speakers, dual array microphone |
| Audio Features | ASUS SonicMaster | Output: ASUS SonicMaster |
| COMMUNICATIONS | ASUS ZenBook S UX391UA (ET053R) | ASUS VivoBook 16X (K3605ZF) |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 4.2 | 802.11a/b/g/n/ac/ax (Wi-Fi 6E), Bluetooth 5.3 |
|---|---|---|
| Features | - | Dual stream (2x2) |
| BATTERY | ASUS ZenBook S UX391UA (ET053R) | ASUS VivoBook 16X (K3605ZF) |
|---|
| Technology | 4-cell | 3-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 50 Wh | 50 Wh |
| Battery Life | Up to 13.5 hours | - |
| AC ADAPTER | ASUS ZenBook S UX391UA (ET053R) | ASUS VivoBook 16X (K3605ZF) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 65 Watt, 20 V | 120 Watt, 20 V, 6 A |
| INPUT | ASUS ZenBook S UX391UA (ET053R) | ASUS VivoBook 16X (K3605ZF) |
|---|
| Type | Keyboard, touchpad | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | - | Yes |
| Keyboard Backlight | Yes | Yes |
| Features | Chiclet keyboard | Chiclet keyboard, 1.4mm travel distance, ASUS ErgoSense |
| CONNECTIONS & EXPANSIONS | ASUS ZenBook S UX391UA (ET053R) | ASUS VivoBook 16X (K3605ZF) |
|---|
| Interfaces | Headphone/microphone combo jack USB-C 3.1 Gen 1 (Power Delivery/data/video) 2 x USB-C 3.1 Gen 2 (supports Thunderbolt 3) (Power Delivery/data/video) |
HDMI 2.1 Headphone/microphone combo jack 2 x USB 3.2 Gen 1 USB-C 3.2 Gen 1 (Power Delivery) |
|---|---|---|
| Memory Card Reader | - | Yes (SD Card) |
| SOFTWARE | ASUS ZenBook S UX391UA (ET053R) | ASUS VivoBook 16X (K3605ZF) |
|---|
| Operating System (OS) | Windows 10 Pro 64-bit Edition | Windows 11 Home |
|---|---|---|
| Software Included | - | McAfee LiveSafe (30 days trial), Microsoft 365 (1 month trial) |
| MISCELLANEOUS | ASUS ZenBook S UX391UA (ET053R) | ASUS VivoBook 16X (K3605ZF) |
|---|
| Included Accessories | USB-C power adapter | Power adapter |
|---|---|---|
| Security | Fingerprint reader | Firmware Trusted Platform Module (TPM) Security Chip |
| Features | - | ASUS IceCool design, MIL-STD-810H tested, ASUS Antimicrobial Guard |
| Compliant Standards | - | RoHS, REACH, TUV Rheinland Low Blue Light Certification, TUV Rheinland Flicker Free Certification |
| Model Number | - | N1009W |
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