Lenovo ThinkPad T580 (20LA) vs. ASUS X515JA (EJ3921W)

Laptop Comparison, Reviews and Tests
Lenovo ThinkPad T580 (20LA)
Lenovo ThinkPad T580 (20LA)
ASUS X515JA (EJ3921W)
ASUS X515JA (EJ3921W)

Our Rating: 72 %

In depth comparison and review of Lenovo ThinkPad T580 (20LA) and ASUS X515JA (EJ3921W). 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 X515JA (EJ3921W) Review

Advantages and disadvantages of ASUS X515JA (EJ3921W) based on its technical characteristics, features, user experience, expert reviews and price level.

affordable price

solid build quality

lightweight design

adequate performance

good connectivity options

average battery life

modest display resolution

limited upgrade options

integrated graphics only

Laptop Comparison and Tests

Difference between Lenovo ThinkPad T580 (20LA) and ASUS X515JA (EJ3921W)
74 % - Design
65 % - Display
65 % - Performance
75 % - Connectivity
75 % - Battery

Laptop Specifications Comparison

Lenovo ThinkPad T580 (20LA) vs. ASUS X515JA (EJ3921W) Comparison Chart
DESIGN AND DIMENSIONS Lenovo ThinkPad T580 (20LA) ASUS X515JA (EJ3921W)
Product Type Notebook Notebook
Dimensions (WxDxH) 36.58 cm x 25.28 cm x 2.02 cm 36.02 cm x 23.49 cm x 1.99 cm
Weight 1.95 kg 1.8 kg
Case Material Glass-fibre reinforced plastic, polyphenylene sulfide Plastic
Colour Black Slate grey
DISPLAY Lenovo ThinkPad T580 (20LA) ASUS X515JA (EJ3921W)
Screen Size (Type) 15.6" - IPS 15.6"
LCD Backlight Technology LED backlight -
Screen Resolution 1920 x 1080 (Full HD) 1920 x 1080 (Full HD)
V-Sync Rate at Max Res. - 60 Hz
Widescreen Yes Yes
Image Aspect Ratio 16:9 16:9
Image Brightness 250 cd/m² 200 cd/m²
Colour Gamut - 45% NTSC
Features Anti-glare, 170° viewing angle Anti-glare, 83% screen-to-body ratio
PROCESSOR Lenovo ThinkPad T580 (20LA) ASUS X515JA (EJ3921W)
CPU Intel Core i5 (8th Gen) 8250U / 1.6 GHz Intel Core i5 (10th Gen) 1035G1 / 1 GHz
Max Turbo Speed 3.4 GHz 3.6 GHz
Number of Cores Quad-Core Quad-Core
Cache 6 MB 6 MB
64-bit Computing Yes -
Features Integrated memory controller Intel Smart Cache
MEMORY Lenovo ThinkPad T580 (20LA) ASUS X515JA (EJ3921W)
RAM 4 GB (1 x 4 GB) 8 GB (provided memory is soldered)
Max RAM Supported 32 GB 16 GB
RAM Type DDR4 SDRAM DDR4 SDRAM
Speed 2400 MHz -
Rated Speed 2400 MHz -
Form Factor SO-DIMM 260-pin SO-DIMM 260-pin
Slots Qty 2 1
Empty Slots 1 1
STORAGE Lenovo ThinkPad T580 (20LA) ASUS X515JA (EJ3921W)
Main Storage Size (HDD/SSD) 128 GB SSD 2.5" (7 mm) SATA 6Gb/s - Samsung 512 GB SSD M.2 PCIe 3.0 - NVM Express (NVMe)
AUDIO & VIDEO Lenovo ThinkPad T580 (20LA) ASUS X515JA (EJ3921W)
Graphics Processor (GPU) Intel UHD Graphics 620 Intel UHD Graphics
Camera - Yes - VGA
Sound Stereo speakers, dual array microphone Speakers, microphone
Codec Realtek ALC3287 -
Compliant Standards High Definition Audio, Dolby Audio Premium -
Audio Features - Output: ASUS SonicMaster
COMMUNICATIONS Lenovo ThinkPad T580 (20LA) ASUS X515JA (EJ3921W)
Wireless 802.11a/b/g/n/ac, Bluetooth 4.1 802.11a/b/g/n/ac, Bluetooth 4.1
Wireless Controller Intel Dual Band Wireless-AC 8265 - M.2 Card -
Network Interface Gigabit Ethernet -
Features - Single stream (1x1)
BATTERY Lenovo ThinkPad T580 (20LA) ASUS X515JA (EJ3921W)
Technology Lithium Ion 2-cell Lithium Ion
Installed Qty 2 -
Battery Capacity (Size) - 37 Wh
Battery Life Up to 26.1 hours -
AC ADAPTER Lenovo ThinkPad T580 (20LA) ASUS X515JA (EJ3921W)
Input AC 120/230 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 65 Watt, 20 V, 3.25 A 45 Watt, 19 V, 2.37 A
INPUT Lenovo ThinkPad T580 (20LA) ASUS X515JA (EJ3921W)
Type Keyboard, TrackPoint, UltraNav Keyboard, touchpad
Numeric Keypad Yes Yes
Features Spill-resistant, multi-touch touchpad, buttonless touchpad Chiclet keyboard, 1.4mm travel distance
CONNECTIONS & EXPANSIONS Lenovo ThinkPad T580 (20LA) ASUS X515JA (EJ3921W)
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 3.2 Gen 1
2 x USB 2.0
HDMI
USB-C 3.2 Gen 1
Memory Card Reader 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) -
SOFTWARE Lenovo ThinkPad T580 (20LA) ASUS X515JA (EJ3921W)
Operating System (OS) Windows 10 Pro 64-bit Edition Windows 11 Home in S mode
MISCELLANEOUS Lenovo ThinkPad T580 (20LA) ASUS X515JA (EJ3921W)
Dockable Yes -
Included Accessories USB-C power adapter Power adapter
Security Trusted Platform Module (TPM 2.0) Security Chip, smart card reader Firmware Trusted Platform Module (TPM) solution
Security Slot Type Kensington security slot Kensington security slot
Theft/Intrusion Protection Security lock slot (cable lock sold separately) Security lock slot (cable lock sold separately)
Features Administrator password, hard drive password, power-on password, MIL-STD-810G tested System password
Compliant Standards RoHS -
ENERGY STAR Certified Yes -
EPEAT Compliant EPEAT Silver -
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