ASUS VivoBook S15 (S530UA) vs. ASUS ZenBook S UX391UA (ET087T)

Laptop Comparison, Reviews and Tests

In depth comparison and review of ASUS VivoBook S15 (S530UA) and ASUS ZenBook S UX391UA (ET087T). 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.

ASUS VivoBook S15 (S530UA) Review

Advantages and disadvantages of ASUS VivoBook S15 (S530UA) based on its technical characteristics, features, user experience, expert reviews and price level.

stylish lightweight design

vivid full hd display

fast ssd storage

comfortable backlit keyboard

reasonable price point

average battery life

moderate graphics performance

no thunderbolt support

limited upgradeability

ASUS ZenBook S UX391UA (ET087T) Review

Advantages and disadvantages of ASUS ZenBook S UX391UA (ET087T) based on its technical characteristics, features, user experience, expert reviews and price level.

affordable price

solid build quality

decent processor performance

ample storage capacity

good keyboard layout

average display quality

no backlit keyboard

limited graphics performance

mediocre battery life

Laptop Comparison and Tests

Difference between ASUS VivoBook S15 (S530UA) and ASUS ZenBook S UX391UA (ET087T)
85 % - Design
72 % - Display
75 % - Performance
78 % - Connectivity
75 % - Battery
85 % - Design
84 % - Display
85 % - Performance
75 % - Connectivity
85 % - Battery

Laptop Specifications Comparison

ASUS VivoBook S15 (S530UA) vs. ASUS ZenBook S UX391UA (ET087T) Comparison Chart
DESIGN AND DIMENSIONS ASUS VivoBook S15 (S530UA) ASUS ZenBook S UX391UA (ET087T)
Product Type Notebook Notebook
Dimensions (WxDxH) 36.14 cm x 24.35 cm x 1.8 cm 31.1 cm x 21.3 cm x 1.29 cm
Weight 1.8 kg 1 kg
Colour Firmament green Deep dive blue
DISPLAY ASUS VivoBook S15 (S530UA) ASUS ZenBook S UX391UA (ET087T)
Screen Size (Type) 15.6" 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
Features ASUS Splendid Video Intelligence Technology, anti-glare, ASUS EyeCare Technology, 178° horizontal and vertical viewing angle, NanoEdge display Ultra Slim Design, anti-glare, WideView, 178° horizontal and vertical viewing angle
PROCESSOR ASUS VivoBook S15 (S530UA) ASUS ZenBook S UX391UA (ET087T)
CPU Intel Core i3 (8th Gen) 8130U / 2.2 GHz Intel Core i7 (8th Gen) 8550U / 1.8 GHz
Max Turbo Speed 3.4 GHz 4 GHz
Number of Cores Dual-Core Quad-Core
Cache - 8 MB
64-bit Computing Yes Yes
Features Intel Turbo Boost Technology 2.0 Intel Turbo Boost Technology 2.0
MEMORY ASUS VivoBook S15 (S530UA) ASUS ZenBook S UX391UA (ET087T)
RAM 8 GB 8 GB (provided memory is soldered)
Max RAM Supported 16 GB -
RAM Type DDR4 SDRAM LPDDR3 SDRAM
Speed 2400 MHz 2133 MHz
Rated Speed - 2133 MHz
STORAGE ASUS VivoBook S15 (S530UA) ASUS ZenBook S UX391UA (ET087T)
Main Storage Size (HDD/SSD) 256 GB SSD SATA 256 GB SSD M.2 SATA 6Gb/s
AUDIO & VIDEO ASUS VivoBook S15 (S530UA) ASUS ZenBook S UX391UA (ET087T)
Graphics Processor (GPU) Intel UHD Graphics 620 Intel UHD Graphics 620
Camera Yes - HD Yes - HD
Sound Stereo speakers, array microphone Harman/kardon stereo speakers, array microphone
Audio Features ASUS SonicMaster ASUS SonicMaster
COMMUNICATIONS ASUS VivoBook S15 (S530UA) ASUS ZenBook S UX391UA (ET087T)
Wireless 802.11a/b/g/n/ac, Bluetooth 4.2 802.11a/b/g/n/ac, Bluetooth 4.2
BATTERY ASUS VivoBook S15 (S530UA) ASUS ZenBook S UX391UA (ET087T)
Technology 3-cell 4-cell
Battery Capacity (Size) 42 Wh 50 Wh
Battery Life - Up to 13.5 hours
AC ADAPTER ASUS VivoBook S15 (S530UA) ASUS ZenBook S UX391UA (ET087T)
Input AC 120/230 V (50/60 Hz) AC 120/230 V (50/60 Hz)
Output 45 Watt, 19 V, 2.47 A 65 Watt, 20 V
INPUT ASUS VivoBook S15 (S530UA) ASUS ZenBook S UX391UA (ET087T)
Type Keyboard, touchpad Keyboard, touchpad
Numeric Keypad Yes -
Keyboard Backlight Yes Yes
CONNECTIONS & EXPANSIONS ASUS VivoBook S15 (S530UA) ASUS ZenBook S UX391UA (ET087T)
Interfaces HDMI
2 x USB 2.0
USB 3.1 Gen 1
Headphone/microphone combo jack
USB-C 3.1 Gen 1
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 VivoBook S15 (S530UA) ASUS ZenBook S UX391UA (ET087T)
Operating System (OS) Windows 10 Home Windows 10 Home
MISCELLANEOUS ASUS VivoBook S15 (S530UA) ASUS ZenBook S UX391UA (ET087T)
Included Accessories Power adapter USB-C power adapter
Security - Firmware Trusted Platform Module (TPM) Security Chip
Model Number EJ490T -
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