ASUS Zenbook UX330UA (FB308R) vs. ASUS ZenBook S UX391UA (ET087T)

Laptop Comparison, Reviews and Tests

In depth comparison and review of ASUS Zenbook UX330UA (FB308R) 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 Zenbook UX330UA (FB308R) Review

Advantages and disadvantages of ASUS Zenbook UX330UA (FB308R) based on its technical characteristics, features, user experience, expert reviews and price level.

lightweight and portable

sharp full-hd display

fast ssd storage

excellent battery life

competitive price point

limited graphics performance

no touchscreen option

fewer connectivity ports

average speaker quality

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 Zenbook UX330UA (FB308R) and ASUS ZenBook S UX391UA (ET087T)
85 % - Design
83 % - Display
78 % - Performance
86 % - Connectivity
85 % - Battery
85 % - Design
84 % - Display
85 % - Performance
75 % - Connectivity
85 % - Battery

Laptop Specifications Comparison

ASUS Zenbook UX330UA (FB308R) vs. ASUS ZenBook S UX391UA (ET087T) Comparison Chart
DESIGN AND DIMENSIONS ASUS Zenbook UX330UA (FB308R) ASUS ZenBook S UX391UA (ET087T)
Product Type Notebook Notebook
Dimensions (WxDxH) 32.3 cm x 22.23 cm x 1.35 cm 31.1 cm x 21.3 cm x 1.29 cm
Weight 1.2 kg 1 kg
Colour Quartz grey Deep dive blue
DISPLAY ASUS Zenbook UX330UA (FB308R) ASUS ZenBook S UX391UA (ET087T)
Screen Size (Type) 13.3" 13.3"
LCD Backlight Technology LED backlight LED backlight
Screen Resolution 3200 x 1800 (QHD+) 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 ASUS Splendid Video Intelligence Technology, anti-glare, 178° horizontal and vertical viewing angle Ultra Slim Design, anti-glare, WideView, 178° horizontal and vertical viewing angle
PROCESSOR ASUS Zenbook UX330UA (FB308R) ASUS ZenBook S UX391UA (ET087T)
CPU Intel Core i7 (7th Gen) 7500U / 2.7 GHz Intel Core i7 (8th Gen) 8550U / 1.8 GHz
Max Turbo Speed 3.5 GHz 4 GHz
Number of Cores Dual-Core Quad-Core
Cache 4 MB 8 MB
64-bit Computing Yes Yes
Features Intel Turbo Boost Technology 2.0 Intel Turbo Boost Technology 2.0
MEMORY ASUS Zenbook UX330UA (FB308R) ASUS ZenBook S UX391UA (ET087T)
RAM 16 GB (provided memory is soldered) 8 GB (provided memory is soldered)
RAM Type LPDDR3 SDRAM LPDDR3 SDRAM
Speed 1866 MHz 2133 MHz
Rated Speed - 2133 MHz
STORAGE ASUS Zenbook UX330UA (FB308R) ASUS ZenBook S UX391UA (ET087T)
Main Storage Size (HDD/SSD) 512 GB SSD M.2 SATA 6Gb/s 256 GB SSD M.2 SATA 6Gb/s
AUDIO & VIDEO ASUS Zenbook UX330UA (FB308R) ASUS ZenBook S UX391UA (ET087T)
Graphics Processor (GPU) Intel HD Graphics 620 Intel UHD Graphics 620
Camera Yes - 720p Yes - HD
Image Sensor Type CMOS -
Sound Harman/kardon stereo speakers, microphone Harman/kardon stereo speakers, array microphone
Audio Features ASUS SonicMaster, ASUS Bang & Olufsen ICEpower ASUS SonicMaster
COMMUNICATIONS ASUS Zenbook UX330UA (FB308R) ASUS ZenBook S UX391UA (ET087T)
Wireless 802.11a/b/g/n/ac, Bluetooth 4.1 802.11a/b/g/n/ac, Bluetooth 4.2
Network Interface Ethernet -
BATTERY ASUS Zenbook UX330UA (FB308R) ASUS ZenBook S UX391UA (ET087T)
Technology Lithium polymer 4-cell
Battery Capacity (Size) 57 Wh 50 Wh
Battery Life Up to 12 hours Up to 13.5 hours
Battery Run Time Web browsing: up to 12 hours -
AC ADAPTER ASUS Zenbook UX330UA (FB308R) 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 65 Watt, 20 V
INPUT ASUS Zenbook UX330UA (FB308R) ASUS ZenBook S UX391UA (ET087T)
Type Keyboard, touchpad Keyboard, touchpad
Keyboard Backlight Yes Yes
CONNECTIONS & EXPANSIONS ASUS Zenbook UX330UA (FB308R) ASUS ZenBook S UX391UA (ET087T)
Interfaces Headphone/microphone combo jack
2 x USB 3.1 Gen 1
Micro-HDMI
USB-C 3.1 Gen 1
LAN (on supplied cable)
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 (SD Card) -
SOFTWARE ASUS Zenbook UX330UA (FB308R) ASUS ZenBook S UX391UA (ET087T)
Operating System (OS) Windows 10 Pro 64-bit Edition Windows 10 Home
MISCELLANEOUS ASUS Zenbook UX330UA (FB308R) ASUS ZenBook S UX391UA (ET087T)
Included Accessories Power adapter, USB 3.0 to Ethernet adapter USB-C power adapter
Security Firmware Trusted Platform Module (TPM) Security Chip Firmware Trusted Platform Module (TPM) Security Chip
Security Slot Type Kensington security slot -
Theft/Intrusion Protection Security lock slot (cable lock sold separately) -
Features System password -
Compliant Standards UL, TUV, BSMI, CCC, FCC -
ENERGY STAR Certified Yes -
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