Side by side comparison and review of ASUS 14 (X409UA) and ASUS ZenBook S UX391UA (ET053T). 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 14 (X409UA) based on its technical characteristics, features, user experience, expert reviews and price level.
affordable price
compact design
adequate performance
solid build quality
decent battery life
average display quality
limited storage capacity
no backlit keyboard
mediocre graphics performance
Advantages and disadvantages of ASUS ZenBook S UX391UA (ET053T) based on its technical characteristics, features, user experience, expert reviews and price level.
affordable price
ample storage options
decent processor speed
lightweight design
solid build quality
average display quality
limited graphics performance
short battery life
no backlit keyboard
| DESIGN AND DIMENSIONS | ASUS 14 (X409UA) | ASUS ZenBook S UX391UA (ET053T) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 32.5 cm x 21.6 cm x 2.29 cm | 31.1 cm x 21.3 cm x 1.29 cm |
| Weight | 1.6 kg | 1 kg |
| Colour | Slate grey | Deep dive blue |
| DISPLAY | ASUS 14 (X409UA) | ASUS ZenBook S UX391UA (ET053T) |
|---|
| Screen Size (Type) | 14" | 13.3" |
|---|---|---|
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 1920 x 1080 (Full HD) | 1920 x 1080 (Full HD) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Colour Gamut | 45% NTSC | 72% NTSC |
| Features | Anti-glare | Anti-glare, 178° horizontal and vertical viewing angle |
| PROCESSOR | ASUS 14 (X409UA) | ASUS ZenBook S UX391UA (ET053T) |
|---|
| CPU | Intel Core i3 (7th Gen) 7020U / 2.3 GHz | Intel Core i7 (8th Gen) 8550U |
|---|---|---|
| Number of Cores | Dual-Core | Quad-Core |
| Cache | 3 MB | - |
| 64-bit Computing | Yes | Yes |
| MEMORY | ASUS 14 (X409UA) | ASUS ZenBook S UX391UA (ET053T) |
|---|
| RAM | 4 GB (provided memory is soldered) | 16 GB (provided memory is soldered) |
|---|---|---|
| RAM Type | DDR4 SDRAM | LPDDR3 SDRAM |
| Form Factor | SO-DIMM 260-pin | - |
| STORAGE | ASUS 14 (X409UA) | ASUS ZenBook S UX391UA (ET053T) |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD M.2 PCIe 3.0 x2 - NVM Express (NVMe) | 1 TB SSD M.2 PCIe - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | ASUS 14 (X409UA) | ASUS ZenBook S UX391UA (ET053T) |
|---|
| Graphics Processor (GPU) | Intel HD Graphics 620 | Intel UHD Graphics 620 |
|---|---|---|
| Camera | Yes - VGA | Yes - HD |
| Sound | Speaker, microphone | Harman/kardon stereo speakers, array microphone |
| Audio Features | - | ASUS SonicMaster |
| COMMUNICATIONS | ASUS 14 (X409UA) | ASUS ZenBook S UX391UA (ET053T) |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 4.1 | 802.11a/b/g/n/ac, Bluetooth 4.2 |
|---|
| BATTERY | ASUS 14 (X409UA) | ASUS ZenBook S UX391UA (ET053T) |
|---|
| Technology | 3-cell Lithium Ion | 4-cell |
|---|---|---|
| Battery Capacity (Size) | 42 Wh | 50 Wh |
| Battery Life | - | Up to 13.5 hours |
| AC ADAPTER | ASUS 14 (X409UA) | ASUS ZenBook S UX391UA (ET053T) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 45 Watt, 19 V, 2.37 A | 65 Watt, 20 V |
| INPUT | ASUS 14 (X409UA) | ASUS ZenBook S UX391UA (ET053T) |
|---|
| Type | Keyboard, touchpad | Keyboard, touchpad |
|---|---|---|
| Keyboard Backlight | - | Yes |
| Features | Chiclet keyboard | Chiclet keyboard |
| CONNECTIONS & EXPANSIONS | ASUS 14 (X409UA) | ASUS ZenBook S UX391UA (ET053T) |
|---|
| Interfaces | Headphone/microphone combo jack USB 3.1 Gen 1 2 x USB 2.0 USB-C 3.1 Gen 1 HDMI LAN |
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) |
|---|---|---|
| Memory Card Reader | Yes (microSD) | - |
| SOFTWARE | ASUS 14 (X409UA) | ASUS ZenBook S UX391UA (ET053T) |
|---|
| Operating System (OS) | Windows 10 Home 64-bit Edition | Windows 10 Home 64-bit Edition |
|---|
| MISCELLANEOUS | ASUS 14 (X409UA) | ASUS ZenBook S UX391UA (ET053T) |
|---|
| Included Accessories | Power adapter | USB-C power adapter |
|---|---|---|
| Security | - | Fingerprint reader |
| SAR Value | 0.196 W/kg (body), 0.196 W/kg (limb) | - |
| Model Number | EK035T | - |
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