Lenovo ThinkPad X390 vs. ASUS A509JA (EJ079T)

Laptop Comparison, Reviews and Tests
Lenovo ThinkPad X390
Lenovo ThinkPad X390

Our Rating: 85 %

ASUS A509JA (EJ079T)
ASUS A509JA (EJ079T)

Our Rating: 72 %

Detailed comparison and review of Lenovo ThinkPad X390 and ASUS A509JA (EJ079T). With our comprehensive overview, you can simply compare dimensions, performance, storage, functions, but also other key features of both laptops and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the laptop that best fits your needs and expectations.

Lenovo ThinkPad X390 Review

Advantages and disadvantages of Lenovo ThinkPad X390 based on its technical characteristics, features, user experience, expert reviews and price level.

robust build quality

excellent keyboard comfort

impressive battery life

compact and portable

reliable performance

average display brightness

limited graphics capability

noisy under load

higher price point

ASUS A509JA (EJ079T) Review

Advantages and disadvantages of ASUS A509JA (EJ079T) based on its technical characteristics, features, user experience, expert reviews and price level.

solid build quality

responsive touchpad

crisp full hd display

adequate connectivity options

competitive pricing

average battery life

modest graphics performance

no backlit keyboard

limited upgradeability

Laptop Comparison and Tests

Difference between Lenovo ThinkPad X390 and ASUS A509JA (EJ079T)
81 % - Design
72 % - Display
75 % - Performance
85 % - Connectivity
85 % - Battery
75 % - Design
72 % - Display
72 % - Performance
75 % - Connectivity
75 % - Battery

Laptop Specifications Comparison

Lenovo ThinkPad X390 vs. ASUS A509JA (EJ079T) Comparison Chart
DESIGN AND DIMENSIONS Lenovo ThinkPad X390 ASUS A509JA (EJ079T)
Product Type Notebook Notebook
Dimensions (WxDxH) 31.2 cm x 21.72 cm x 1.69 cm 36 cm x 23.5 cm x 2.29 cm
Weight 1.33 kg 1.9 kg
Colour - Transparent silver
DISPLAY Lenovo ThinkPad X390 ASUS A509JA (EJ079T)
Screen Size (Type) 13.3" - TN 15.6"
LCD Backlight Technology LED backlight LED backlight
Screen Resolution 1366 x 768 (HD) 1920 x 1080 (Full HD)
Widescreen Yes Yes
Image Aspect Ratio 16:9 16:9
Image Brightness 250 cd/m² 200 cd/m²
Colour Gamut 45% 45% NTSC
Features Anti-glare, 90° viewing angle Anti-glare
PROCESSOR Lenovo ThinkPad X390 ASUS A509JA (EJ079T)
CPU Intel Core i5 (8th Gen) 8365U / 1.6 GHz Intel Core i7 (10th Gen) 1065G7 / 1.3 GHz
Max Turbo Speed 4.1 GHz 3.9 GHz
Number of Cores Quad-Core Quad-Core
Cache 6 MB 8 MB
64-bit Computing Yes Yes
Features Integrated memory controller -
MEMORY Lenovo ThinkPad X390 ASUS A509JA (EJ079T)
RAM 8 GB 8 GB (1 x 4 GB + 4 GB (soldered))
Max RAM Supported - 12 GB
RAM Type DDR4 SDRAM DDR4 SDRAM
Form Factor - SO-DIMM 260-pin
Slots Qty - 1
Empty Slots - 0
STORAGE Lenovo ThinkPad X390 ASUS A509JA (EJ079T)
Main Storage Size (HDD/SSD) 256 GB SSD 512 GB SSD M.2 PCIe - NVM Express (NVMe)
AUDIO & VIDEO Lenovo ThinkPad X390 ASUS A509JA (EJ079T)
Graphics Processor (GPU) Intel UHD Graphics 620 Intel Iris Plus Graphics
Camera Yes - 720p Yes
Sound Stereo speakers, dual array microphone Speaker, microphone
Codec Realtek ALC3287 -
Compliant Standards High Definition Audio, Dolby Audio Premium -
Audio Features - ASUS SonicMaster, ASUS Bang & Olufsen ICEpower
COMMUNICATIONS Lenovo ThinkPad X390 ASUS A509JA (EJ079T)
Wireless 802.11a/b/g/n/ac, Bluetooth 5.0 802.11a/b/g/n/ac, Bluetooth 4.1
Wireless Controller Intel Wireless-AC 9560 -
Network Interface Gigabit Ethernet -
BATTERY Lenovo ThinkPad X390 ASUS A509JA (EJ079T)
Technology Lithium Ion 2-cell Lithium Ion
Battery Capacity (Size) - 32 Wh
AC ADAPTER Lenovo ThinkPad X390 ASUS A509JA (EJ079T)
Input AC 120/230 V (50/60 Hz) AC 120/230 V (50/60 Hz)
Output - 45 Watt, 19 V, 2.37 A
INPUT Lenovo ThinkPad X390 ASUS A509JA (EJ079T)
Type Keyboard, TrackPoint, UltraNav Keyboard, touchpad
Features Spill-resistant, multi-touch touchpad, buttonless touchpad Chiclet keyboard
CONNECTIONS & EXPANSIONS Lenovo ThinkPad X390 ASUS A509JA (EJ079T)
Interfaces USB 3.1 Gen 1
USB 3.1 Gen 1 (Always On)
USB-C 3.1 Gen 1 (supports DisplayPort Alt Mode) (Power Delivery)
USB-C 3.1 Gen 2 (supports Thunderbolt 3, DisplayPort Alt Mode) (Power Delivery)
HDMI
Lenovo Ethernet extension connector
Dock
Headphone/microphone combo jack
LAN (on supplied cable)
Headphone/microphone combo jack
USB 3.2 Gen 1
2 x USB 2.0
USB-C 3.2 Gen 1
HDMI
Memory Card Reader Yes (microSD) Yes (microSD)
SOFTWARE Lenovo ThinkPad X390 ASUS A509JA (EJ079T)
Operating System (OS) Windows 10 Pro (Microsoft Authorized Refurbisher (MAR)) Windows 10 Home 64-bit Edition
MISCELLANEOUS Lenovo ThinkPad X390 ASUS A509JA (EJ079T)
Dockable Yes -
Included Accessories - 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 - System password, hard drive password
Compliant Standards ISO 9001, ISO 14001, ISO 27001 -
SAR Value - 0.13 W/kg (body), 0.13 W/kg (limb)
ENERGY STAR Certified Yes -
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