Lenovo ThinkPad T580 (20LA) vs. ASUS ZenBook S UX391UA (ET087T)

Laptop Comparison, Reviews and Tests
Lenovo ThinkPad T580 (20LA)

In depth comparison and review of Lenovo ThinkPad T580 (20LA) 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.

Laptop Specifications Comparison

Lenovo ThinkPad T580 (20LA) vs. ASUS ZenBook S UX391UA (ET087T) Comparison Chart
DESIGN AND DIMENSIONS Lenovo ThinkPad T580 (20LA) ASUS ZenBook S UX391UA (ET087T)
Product Type Notebook Notebook
Dimensions (WxDxH) 36.58 cm x 25.28 cm x 2.02 cm 31.1 cm x 21.3 cm x 1.29 cm
Weight 1.95 kg 1 kg
Case Material Glass-fibre reinforced plastic, polyphenylene sulfide -
Colour Black Deep dive blue
DISPLAY Lenovo ThinkPad T580 (20LA) ASUS ZenBook S UX391UA (ET087T)
Screen Size (Type) 15.6" - IPS 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 250 cd/m² 300 cd/m²
Colour Gamut - 72% NTSC
Features Anti-glare, 170° viewing angle Ultra Slim Design, anti-glare, WideView, 178° horizontal and vertical viewing angle
PROCESSOR Lenovo ThinkPad T580 (20LA) ASUS ZenBook S UX391UA (ET087T)
CPU Intel Core i5 (8th Gen) 8250U / 1.6 GHz Intel Core i7 (8th Gen) 8550U / 1.8 GHz
Max Turbo Speed 3.4 GHz 4 GHz
Number of Cores Quad-Core Quad-Core
Cache 6 MB 8 MB
64-bit Computing Yes Yes
Features Integrated memory controller Intel Turbo Boost Technology 2.0
MEMORY Lenovo ThinkPad T580 (20LA) ASUS ZenBook S UX391UA (ET087T)
RAM 4 GB (1 x 4 GB) 8 GB (provided memory is soldered)
Max RAM Supported 32 GB -
RAM Type DDR4 SDRAM LPDDR3 SDRAM
Speed 2400 MHz 2133 MHz
Rated Speed 2400 MHz 2133 MHz
Form Factor SO-DIMM 260-pin -
Slots Qty 2 -
Empty Slots 1 -
STORAGE Lenovo ThinkPad T580 (20LA) ASUS ZenBook S UX391UA (ET087T)
Main Storage Size (HDD/SSD) 128 GB SSD 2.5" (7 mm) SATA 6Gb/s - Samsung 256 GB SSD M.2 SATA 6Gb/s
AUDIO & VIDEO Lenovo ThinkPad T580 (20LA) ASUS ZenBook S UX391UA (ET087T)
Graphics Processor (GPU) Intel UHD Graphics 620 Intel UHD Graphics 620
Camera - Yes - HD
Sound Stereo speakers, dual array microphone Harman/kardon stereo speakers, array microphone
Codec Realtek ALC3287 -
Compliant Standards High Definition Audio, Dolby Audio Premium -
Audio Features - ASUS SonicMaster
COMMUNICATIONS Lenovo ThinkPad T580 (20LA) ASUS ZenBook S UX391UA (ET087T)
Wireless 802.11a/b/g/n/ac, Bluetooth 4.1 802.11a/b/g/n/ac, Bluetooth 4.2
Wireless Controller Intel Dual Band Wireless-AC 8265 - M.2 Card -
Network Interface Gigabit Ethernet -
BATTERY Lenovo ThinkPad T580 (20LA) ASUS ZenBook S UX391UA (ET087T)
Technology Lithium Ion 4-cell
Installed Qty 2 -
Battery Capacity (Size) - 50 Wh
Battery Life Up to 26.1 hours Up to 13.5 hours
AC ADAPTER Lenovo ThinkPad T580 (20LA) ASUS ZenBook S UX391UA (ET087T)
Input AC 120/230 V (50/60 Hz) AC 120/230 V (50/60 Hz)
Output 65 Watt, 20 V, 3.25 A 65 Watt, 20 V
INPUT Lenovo ThinkPad T580 (20LA) ASUS ZenBook S UX391UA (ET087T)
Type Keyboard, TrackPoint, UltraNav Keyboard, touchpad
Numeric Keypad Yes -
Keyboard Backlight - Yes
Features Spill-resistant, multi-touch touchpad, buttonless touchpad -
CONNECTIONS & EXPANSIONS Lenovo ThinkPad T580 (20LA) ASUS ZenBook S UX391UA (ET087T)
Interfaces USB 3.1 Gen 1
USB 3.1 Gen 1 (Always On)
USB-C 3.1 Gen 1
USB-C 3.1 Gen 2 (supports Thunderbolt 3)
HDMI
LAN
Headphone/microphone combo jack
Dock
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 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) -
SOFTWARE Lenovo ThinkPad T580 (20LA) ASUS ZenBook S UX391UA (ET087T)
Operating System (OS) Windows 10 Pro 64-bit Edition Windows 10 Home
MISCELLANEOUS Lenovo ThinkPad T580 (20LA) ASUS ZenBook S UX391UA (ET087T)
Dockable Yes -
Included Accessories USB-C power adapter USB-C power adapter
Security Trusted Platform Module (TPM 2.0) Security Chip, smart card reader Firmware Trusted Platform Module (TPM) Security Chip
Security Slot Type Kensington security slot -
Theft/Intrusion Protection Security lock slot (cable lock sold separately) -
Features Administrator password, hard drive password, power-on password, MIL-STD-810G tested -
Compliant Standards RoHS -
ENERGY STAR Certified Yes -
EPEAT Compliant EPEAT Silver -
Other Comparisons with Lenovo ThinkPad T580 (20LA)
Other Comparisons with ASUS ZenBook S UX391UA (ET087T)
Other Popular Laptop Comparisons
Other projects: