Gaming
Business
What's Hot
Support

ASUS Zenbook S UX391

ASUS recommends Windows 11 Pro for business.
Angled for creative power
Thin and Light
Seriously portable
1kg
Ultralight1
12.9mm
Ultrathin
Hinge
Designed for ultimate comfort
Improved
typing position
Optimised
cooling system
Enhanced
audio performance
145° 5.5°
Design
The art of perfection
40- step
Spun-metal finish
2- phase
Anodised highlights
Unibody
All-metal construction
Rose Gold
Diamond-cut edges
Performance
No fuss, no drama
Windows 10 Pro
Core™i7
Up to Core™ i7
Intel® CPU
4.6GHz
Boost to 4.6GHz
frequency
1TB
Up to 1TB
PCIe™ x4 SSD
16GB
Up to
16GB RAM
2
Thunderbolt™ 3
USB-C™
Display
A vision of beauty
3840X2160
Up to 3840x2160 4K UHD
331ppi
Up to 331ppi pixel density
100%
sRGB
72%
NTSC
5.9mm
NanoEdge display bezel
Battery
Work longer, charge faster
19.4hrs
Up to 19.4 hours
battery life7
60%
Fast charging
60% in 49 mins5
50Wh
Battery capacity
Thermal
Evolved cooling
5°C
Up to 5° cooler than
previous generation8
0.3mm
Thin fan impeller
13.4%
More air flow
Connectivity
Connect fast, connect anywhere
3
USB-C™ ports
2
40Gbps
Thunderbolt™ 3 ports5
Faster data transmission
40Gbps
Thunderbolt™ 3
20 Gbps
Thunderbolt™ 2
5 Gbps
USB 3.1 Gen 1
40Gbps
Thunderbolt™ 3 USB-C™ Thunderbolt™ 3 USB-C™ USB-C™
Audio
Immersive Harman Kardon audio
Harman Kardon certified
The Best Windows Experience
One-touch access with Windows Hello
User Experience
More comfortable, by design
0.2mm
Dished keycaps
19.05mm
Key pitch
1.2mm
Key travel
Meet Amazon Alexa
Use your voice to control your day
Learn more about Amazon Alexa
ASUS Laptop Quality Tests
Ultratough: military-grade durability
Learn more about ASUS Laptop Quality Tests
Drop Test
Vibration Test
Altitude Test
High Temperature
Test
Low Temperature
Test
  • Weight may vary according to configuration.
  • Compared to Apple® MacBook® (i3/8G/256G).
  • Compared to 2018 Dell XPS 13.
  • Performance comparisons based on Cinebench results on Apple MacBook® (i3/8G/256G).
  • Unless otherwise stated, all performance claims are based on theoretical performance. Actual figures may vary in real-world situations.
  • Touchscreen models only.
  • 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.
  • Maximum measured temperature difference, tested on ASUS ZenBook S (4K UHD touchscreen/Intel® Core™ i7/16GB RAM/1TB PCIe® SSD).
  • Included accessories vary according to country and territory. Please check with your local ASUS retailer for details.
  • Wi-Fi Master test configuration: under controlled test conditions, streaming Full HD YouTube videos, and AP set with one antenna at 802.11g. Actual Wi-Fi range and performance may be affected by environmental factors. Interference from USB 3 devices may vary according to the device. Range comparisons refer to standard laptop with all-metal chassis design.
  • MU-MIMO operation requires compatible MU-MIMO client devices.
  • Amazon Alexa availability varies according to country. Please check with your local ASUS retailer for details
comparison icon
Compare (0)
Laptops & 2-in-1 PCs
For Home