In depth comparison and review of ASUS ZenBook S UX391UA (ET087T) and ASUS ZenBook S UX391UA (ET053T). 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.
| DESIGN AND DIMENSIONS | ASUS ZenBook S UX391UA (ET087T) | ASUS ZenBook S UX391UA (ET053T) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 31.1 cm x 21.3 cm x 1.29 cm | 31.1 cm x 21.3 cm x 1.29 cm |
| Weight | 1 kg | 1 kg |
| Colour | Deep dive blue | Deep dive blue |
| DISPLAY | ASUS ZenBook S UX391UA (ET087T) | ASUS ZenBook S UX391UA (ET053T) |
|---|
| Screen Size (Type) | 13.3" | 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 |
| Image Brightness | 300 cd/m² | - |
| Colour Gamut | 72% NTSC | 72% NTSC |
| Features | Ultra Slim Design, anti-glare, WideView, 178° horizontal and vertical viewing angle | Anti-glare, 178° horizontal and vertical viewing angle |
| PROCESSOR | ASUS ZenBook S UX391UA (ET087T) | ASUS ZenBook S UX391UA (ET053T) |
|---|
| CPU | Intel Core i7 (8th Gen) 8550U / 1.8 GHz | Intel Core i7 (8th Gen) 8550U |
|---|---|---|
| Max Turbo Speed | 4 GHz | - |
| Number of Cores | Quad-Core | Quad-Core |
| Cache | 8 MB | - |
| 64-bit Computing | Yes | Yes |
| Features | Intel Turbo Boost Technology 2.0 | - |
| MEMORY | ASUS ZenBook S UX391UA (ET087T) | ASUS ZenBook S UX391UA (ET053T) |
|---|
| RAM | 8 GB (provided memory is soldered) | 16 GB (provided memory is soldered) |
|---|---|---|
| RAM Type | LPDDR3 SDRAM | LPDDR3 SDRAM |
| Speed | 2133 MHz | - |
| Rated Speed | 2133 MHz | - |
| STORAGE | ASUS ZenBook S UX391UA (ET087T) | ASUS ZenBook S UX391UA (ET053T) |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD M.2 SATA 6Gb/s | 1 TB SSD M.2 PCIe - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | ASUS ZenBook S UX391UA (ET087T) | ASUS ZenBook S UX391UA (ET053T) |
|---|
| Graphics Processor (GPU) | Intel UHD Graphics 620 | Intel UHD Graphics 620 |
|---|---|---|
| Camera | Yes - HD | Yes - HD |
| Sound | Harman/kardon stereo speakers, array microphone | Harman/kardon stereo speakers, array microphone |
| Audio Features | ASUS SonicMaster | ASUS SonicMaster |
| COMMUNICATIONS | ASUS ZenBook S UX391UA (ET087T) | ASUS ZenBook S UX391UA (ET053T) |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 4.2 | 802.11a/b/g/n/ac, Bluetooth 4.2 |
|---|
| BATTERY | ASUS ZenBook S UX391UA (ET087T) | ASUS ZenBook S UX391UA (ET053T) |
|---|
| Technology | 4-cell | 4-cell |
|---|---|---|
| Battery Capacity (Size) | 50 Wh | 50 Wh |
| Battery Life | Up to 13.5 hours | Up to 13.5 hours |
| AC ADAPTER | ASUS ZenBook S UX391UA (ET087T) | ASUS ZenBook S UX391UA (ET053T) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 65 Watt, 20 V | 65 Watt, 20 V |
| INPUT | ASUS ZenBook S UX391UA (ET087T) | ASUS ZenBook S UX391UA (ET053T) |
|---|
| Type | Keyboard, touchpad | Keyboard, touchpad |
|---|---|---|
| Keyboard Backlight | Yes | Yes |
| Features | - | Chiclet keyboard |
| CONNECTIONS & EXPANSIONS | ASUS ZenBook S UX391UA (ET087T) | ASUS ZenBook S UX391UA (ET053T) |
|---|
| 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) |
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) |
|---|
| SOFTWARE | ASUS ZenBook S UX391UA (ET087T) | ASUS ZenBook S UX391UA (ET053T) |
|---|
| Operating System (OS) | Windows 10 Home | Windows 10 Home 64-bit Edition |
|---|
| MISCELLANEOUS | ASUS ZenBook S UX391UA (ET087T) | ASUS ZenBook S UX391UA (ET053T) |
|---|
| Included Accessories | USB-C power adapter | USB-C power adapter |
|---|---|---|
| Security | Firmware Trusted Platform Module (TPM) Security Chip | Fingerprint reader |
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