In depth comparison and review of ASUS ZenBook S UX391UA (ET053R) and ASUS P1511CEA (EJI3X). 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 P1511CEA (EJI3X) based on its technical characteristics, features, user experience, expert reviews and price level.
affordable price
lightweight design
solid build quality
decent battery life
fast SSD storage
average display quality
limited graphics performance
no backlit keyboard
fewer USB ports
| DESIGN AND DIMENSIONS | ASUS ZenBook S UX391UA (ET053R) | ASUS P1511CEA (EJI3X) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 31.1 cm x 21.3 cm x 1.29 cm | 36 cm x 23.5 cm x 1.99 cm |
| Weight | 1 kg | 1.8 kg |
| Colour | Deep dive blue | Slate grey |
| DISPLAY | ASUS ZenBook S UX391UA (ET053R) | ASUS P1511CEA (EJI3X) |
|---|
| Screen Size (Type) | 13.3" | 15.6" |
|---|---|---|
| LCD Backlight Technology | LED backlight | - |
| Screen Resolution | 1920 x 1080 (Full HD) | 1920 x 1080 (Full HD) |
| V-Sync Rate at Max Res. | - | 60 Hz |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Image Brightness | - | 250 cd/m² |
| Colour Gamut | 72% NTSC | 45% NTSC |
| Features | Anti-glare, 178° horizontal and vertical viewing angle | Anti-glare, NanoEdge display, IPS-level, 83% screen-to-body ratio |
| PROCESSOR | ASUS ZenBook S UX391UA (ET053R) | ASUS P1511CEA (EJI3X) |
|---|
| CPU | Intel Core i7 (8th Gen) 8550U / 1.8 GHz | Intel Core i3 (11th Gen) 1115G4 / 3 GHz |
|---|---|---|
| Max Turbo Speed | 4 GHz | 4.1 GHz |
| Number of Cores | Quad-Core | Dual-Core |
| Cache | - | 6 MB |
| 64-bit Computing | Yes | - |
| MEMORY | ASUS ZenBook S UX391UA (ET053R) | ASUS P1511CEA (EJI3X) |
|---|
| RAM | 16 GB (provided memory is soldered) | 8 GB (provided memory is 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 | - | 1 |
| STORAGE | ASUS ZenBook S UX391UA (ET053R) | ASUS P1511CEA (EJI3X) |
|---|
| Main Storage Size (HDD/SSD) | 1 TB SSD M.2 PCIe | 256 GB SSD M.2 PCIe 3.0 x4 - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | ASUS ZenBook S UX391UA (ET053R) | ASUS P1511CEA (EJI3X) |
|---|
| Graphics Processor (GPU) | Intel UHD Graphics 620 | Intel UHD Graphics |
|---|---|---|
| Camera | Yes - HD | Yes - VGA |
| Sound | Harman/kardon stereo speakers, array microphone | Speakers, microphone |
| Audio Features | ASUS SonicMaster | - |
| COMMUNICATIONS | ASUS ZenBook S UX391UA (ET053R) | ASUS P1511CEA (EJI3X) |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 4.2 | 802.11a/b/g/n/ac, Bluetooth 5.1 |
|---|---|---|
| Network Interface | - | Gigabit Ethernet |
| Features | - | Single stream (1x1) |
| BATTERY | ASUS ZenBook S UX391UA (ET053R) | ASUS P1511CEA (EJI3X) |
|---|
| Technology | 4-cell | 2-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 50 Wh | 37 Wh |
| Battery Life | Up to 13.5 hours | - |
| AC ADAPTER | ASUS ZenBook S UX391UA (ET053R) | ASUS P1511CEA (EJI3X) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 65 Watt, 20 V | 45 Watt, 19 V, 2.37 A |
| INPUT | ASUS ZenBook S UX391UA (ET053R) | ASUS P1511CEA (EJI3X) |
|---|
| Type | Keyboard, touchpad | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | - | Yes |
| Keyboard Backlight | Yes | - |
| Features | Chiclet keyboard | Chiclet keyboard, 1.4mm travel distance |
| CONNECTIONS & EXPANSIONS | ASUS ZenBook S UX391UA (ET053R) | ASUS P1511CEA (EJI3X) |
|---|
| Slots | - | 1 x Serial ATA (1 free) 1 x M.2 (PCI Express 3.0 x4) (0 free) |
|---|---|---|
| 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 2 x USB 2.0 USB 3.2 Gen 1 USB-C 3.2 Gen 1 HDMI 1.4 LAN (on supplied adapter) |
| SOFTWARE | ASUS ZenBook S UX391UA (ET053R) | ASUS P1511CEA (EJI3X) |
|---|
| Operating System (OS) | Windows 10 Pro 64-bit Edition | Windows 11 Home |
|---|---|---|
| Software Included | - | McAfee LiveSafe, MyASUS, Microsoft 365 (1 month trial) |
| MISCELLANEOUS | ASUS ZenBook S UX391UA (ET053R) | ASUS P1511CEA (EJI3X) |
|---|
| Included Accessories | USB-C power adapter | Power adapter, USB-A to RJ45 gigabit ethernet adapter |
|---|---|---|
| Security | Fingerprint reader | Firmware Trusted Platform Module (TPM) solution |
| Security Slot Type | - | Kensington security slot |
| Theft/Intrusion Protection | - | Security lock slot (cable lock sold separately) |
| Features | - | System password, anti-shock hard drive |
| Manufacturer Warranty | - | Limited warranty - 1 year - pick-up and return |
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