ASUS ZenBook S UX391UA (ET087T) vs. LG gram 14Z90R

Laptop Comparison, Reviews and Tests
LG gram 14Z90R
LG gram 14Z90R

Our Rating: 85 %

In depth comparison and review of ASUS ZenBook S UX391UA (ET087T) and LG gram 14Z90R. 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 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

LG gram 14Z90R Review

Advantages and disadvantages of LG gram 14Z90R based on its technical characteristics, features, user experience, expert reviews and price level.

ultra-lightweight design

long-lasting battery

high-resolution display

robust processing power

fast ssd storage

higher price range

limited gaming performance

no dedicated gpu

fewer ports available

Laptop Comparison and Tests

Difference between ASUS ZenBook S UX391UA (ET087T) and LG gram 14Z90R
85 % - Design
84 % - Display
85 % - Performance
75 % - Connectivity
85 % - Battery
85 % - Design
83 % - Display
85 % - Performance
85 % - Connectivity
85 % - Battery

Laptop Specifications Comparison

ASUS ZenBook S UX391UA (ET087T) vs. LG gram 14Z90R Comparison Chart
DESIGN AND DIMENSIONS ASUS ZenBook S UX391UA (ET087T) LG gram 14Z90R
Product Type Notebook Notebook
Dimensions (WxDxH) 31.1 cm x 21.3 cm x 1.29 cm 21.1 cm x 21.39 cm x 1.68 cm
Weight 1 kg 999 g
Case Material - Polycarbonate ABS, magnesium alloy
Colour Deep dive blue Obsidian black
DISPLAY ASUS ZenBook S UX391UA (ET087T) LG gram 14Z90R
Screen Size (Type) 13.3" 14" - IPS
LCD Backlight Technology LED backlight -
Screen Resolution 1920 x 1080 (Full HD) 1920 x 1200 (WUXGA)
Widescreen Yes Yes
Image Aspect Ratio 16:9 16:10
Image Brightness 300 cd/m² 350 cd/m²
Colour Gamut 72% NTSC 99% DCI-P3, 95% DCI-P3
Features Ultra Slim Design, anti-glare, WideView, 178° horizontal and vertical viewing angle Anti-glare, 60 Hz refresh rate
PROCESSOR ASUS ZenBook S UX391UA (ET087T) LG gram 14Z90R
CPU Intel Core i7 (8th Gen) 8550U / 1.8 GHz Intel Core i7 (13th Gen) 1360P / 2.2 GHz
Max Turbo Speed 4 GHz 5 GHz
Number of Cores Quad-Core 12-core
Cache 8 MB 18 MB
64-bit Computing Yes -
Platform Technology - Intel Evo
Features Intel Turbo Boost Technology 2.0 -
MEMORY ASUS ZenBook S UX391UA (ET087T) LG gram 14Z90R
RAM 8 GB (provided memory is soldered) 16 GB
RAM Type LPDDR3 SDRAM LPDDR5 SDRAM
Speed 2133 MHz 6000 MHz
Rated Speed 2133 MHz -
STORAGE ASUS ZenBook S UX391UA (ET087T) LG gram 14Z90R
Main Storage Size (HDD/SSD) 256 GB SSD M.2 SATA 6Gb/s 1 TB SSD M.2 2280 - NVM Express (NVMe)
AUDIO & VIDEO ASUS ZenBook S UX391UA (ET087T) LG gram 14Z90R
Graphics Processor (GPU) Intel UHD Graphics 620 Intel Iris Xe Graphics
Video System Features - Functions as Intel UHD graphics (for single-channel memory)
Camera Yes - HD Yes - Full HD
Camera Features - Face recognition, IR camera
Sound Harman/kardon stereo speakers, array microphone Stereo speakers, two microphones
Compliant Standards - Dolby Atmos
Audio Features ASUS SonicMaster Output: Smart Amp
COMMUNICATIONS ASUS ZenBook S UX391UA (ET087T) LG gram 14Z90R
Wireless 802.11a/b/g/n/ac, Bluetooth 4.2 802.11a/b/g/n/ac/ax, Bluetooth 5.1
Features - Dual stream (2x2)
BATTERY ASUS ZenBook S UX391UA (ET087T) LG gram 14Z90R
Technology 4-cell -
Battery Capacity (Size) 50 Wh 80 Wh
Battery Life Up to 13.5 hours Up to 28.5 hours
AC ADAPTER ASUS ZenBook S UX391UA (ET087T) LG gram 14Z90R
Input AC 120/230 V (50/60 Hz) -
Output 65 Watt, 20 V 65 Watt
INPUT ASUS ZenBook S UX391UA (ET087T) LG gram 14Z90R
Type Keyboard, touchpad Touchpad, 101 keys keyboard
Keyboard Backlight Yes Yes
Features - Precision touchpad
CONNECTIONS & EXPANSIONS ASUS ZenBook S UX391UA (ET087T) LG gram 14Z90R
Slots - 2 x SSD (1 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 (mini-phone 3.5 mm)
2 x USB 3.2 Gen 2x1 (supports DisplayPort)
2 x USB4 Gen 3x2 (supports Thunderbolt 4, DisplayPort Alt Mode) (Power Delivery)
HDMI
Memory Card Reader - Yes (microSD)
SOFTWARE ASUS ZenBook S UX391UA (ET087T) LG gram 14Z90R
Operating System (OS) Windows 10 Home Windows 11 Home
Software Included - Microsoft 365 (30 days trial), McAfee LiveSafe (30 days trial), LG On Screen Display 3, Alexa, Intel Connectivity Performance Suite, PCmover Professional, LG PC Manuals, LG Update & Recovery, LG Glance by Mirametrix, New Wallpaper, Intel Unison, Dolby Atmos sound, LG Lively Theme, LG Display Extension, LG Security Guard, Sync on Mobile, LG Smart Assistant 2.0
MISCELLANEOUS ASUS ZenBook S UX391UA (ET087T) LG gram 14Z90R
Included Accessories USB-C power adapter 65W USB-C power adapter
Security Firmware Trusted Platform Module (TPM) Security Chip -
Security Slot Type - Kensington security slot
Theft/Intrusion Protection - Security lock slot (cable lock sold separately)
Features - LED indicator
Compliant Standards - MIL-STD 810H
Manufacturer Warranty - Limited warranty - parts and labour - 1 year
Model Number - K.AA78A1
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