ASUS Zenbook S UX391
ASUS Zenbook S UX391
ZenBook S UX391FA
Deep Dive Blue
Windows 10 Pro
(ASUS recommends Windows 10 Pro for business)
Windows 10 Home
Intel® Core™ i7-8565U processor
1.8GHz Quad-core with Turbo Boost (up to 4.6GHz) and 8MB cache
Intel® Core™ i5-8265U processor
1.6GHz Quad-core with Turbo Boost (up to 3.9GHz) and 6MB cache
Integrated Intel® UMA Graphics
13.3” LED-backlit 4K UHD (3840 x 2160) 16:9 glossy touchscreen
13.3” LED-backlit Full HD (1920 x 1080) 16:9 glossy screen
13.3” LED-backlit Full HD (1920 x 1080) 16:9 anti-glare screen
5.9mm-thin bezel with 85% screen-to-body ratio
Wide 100% sRGB color gamut
IPS-level wide-view technology
ASUS Eye Care technology for up to 30% blue-light reduction
8GB / 16GB 2133MHz LPDDR3 onboard
1TB / 512GB / 256GB PCIe® SSD
2 x Type-C™ USB 3.1 Gen 2 (Thunderbolt™)
1 x Type-C™ USB 3.1 Gen 2
All three ports support fast charging, data transfers and display connectivity.
Keyboard
Full-size backlit, with 1.2mm key travel
Touchpad
Glass-covered with integrated fingerprint sensor supporting Windows Hello; intelligent palm-rejection
Precision Touchpad (PTP) technology supports up to four-finger smart gestures
sensor
ASUS SonicMaster stereo audio system with surround-sound; smart amplifier for maximum audio performance
Array microphone with Cortana and Alexa1 voice-recognition support
3.5mm headphone jack
Long-travel voice coils for improved low-frequency response
Certified by Harman Kardon
HD webcam
Wi-Fi
Dual-band 802.11ac gigabit-class Wi-Fi
Bluetooth®
Bluetooth 5.0
Up to 19.4 hours battery2
50Wh 4-cell lithium-polymer battery
65W power adapter
Plug Type: Type-C
(Output: 19V DC, 65W)
(Input: 100-240V AC, 50/60Hz universal)
Height: 1.29cm (0.51 inches)
Width: 31.1cm (12.24 inches)
Depth: 21.3cm (8.39 inches)
Weight3:
With anti-glare display: Approx. 1kg (2.20 pounds)
With glossy display: Approx. 1.05kg (2.31 pounds)
(12.24 inches) 21.3 cm
(8.39 inches) 1.29 cm
(0.51 inches)
ZenBook S (UX391)
Protective sleeve
USB-C™ power adaptor (65W)
ASUS Mini Dock
(or USB-C™ to USB-A dongle and USB-C™ to HDMI dongle)
ASUS Pen (optional)
ASUS Battery Health Charging
ASUS Splendid
Quiet Fan
- Amazon Alexa support varies according to country and territory. Please check with your local ASUS retailer for details.
- Battery life test configuration: Intel® Core™ i5-8265U, 8GB RAM, Full HD non touch display, 256GB PCIe® G3*2 SSD. Battery tests conducted by ASUS in December 2018 using the Intel Battery Life Measurements(Rev 1.0)-Local Video Playback Scenario. Test settings: Wi-Fi disabled, display brightness set to 150 nits, with headphone plugged in. Actual battery life may vary depending on product configuration, usage, operational conditions and power management settings. Battery life will decrease over the lifetime of the battery.
- Weights may vary according differ by to product specifications.