Lenovo ThinkPad E585 (20KV) vs. ASUS A509JA (EJ079T)

Laptop Comparison, Reviews and Tests

Side by side comparison and review of Lenovo ThinkPad E585 (20KV) and ASUS A509JA (EJ079T). Compare dimensions, processors, batteries, storage capacities and other key specifications and features to simplify the choice of your perfect laptop. Our goal is to make it easier for you to decide on the laptop that will best meet your expectations by revealing the main differences between the products.

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 E585 (20KV) and ASUS A509JA (EJ079T)
75 % - Design
72 % - Display
72 % - Performance
75 % - Connectivity
75 % - Battery

Laptop Specifications Comparison

Lenovo ThinkPad E585 (20KV) vs. ASUS A509JA (EJ079T) Comparison Chart
DESIGN AND DIMENSIONS Lenovo ThinkPad E585 (20KV) ASUS A509JA (EJ079T)
Product Type Notebook Notebook
Dimensions (WxDxH) 36.9 cm x 25.2 cm x 1.995 cm 36 cm x 23.5 cm x 2.29 cm
Weight 2.1 kg 1.9 kg
Case Material Aluminum -
Colour Black Transparent silver
DISPLAY Lenovo ThinkPad E585 (20KV) ASUS A509JA (EJ079T)
Screen Size (Type) 15.6" - IPS 15.6"
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 200 cd/m²
Colour Gamut - 45% NTSC
Features Anti-glare Anti-glare
PROCESSOR Lenovo ThinkPad E585 (20KV) ASUS A509JA (EJ079T)
CPU AMD Ryzen 5 2500U / 2 GHz Intel Core i7 (10th Gen) 1065G7 / 1.3 GHz
Max Turbo Speed 3.6 GHz 3.9 GHz
Number of Cores Quad-Core Quad-Core
Cache 4 MB 8 MB
64-bit Computing Yes Yes
Features Integrated memory controller -
MEMORY Lenovo ThinkPad E585 (20KV) ASUS A509JA (EJ079T)
RAM 8 GB (1 x 8 GB) 8 GB (1 x 4 GB + 4 GB (soldered))
Max RAM Supported 32 GB 12 GB
RAM Type DDR4 SDRAM DDR4 SDRAM
Speed 2400 MHz -
Form Factor SO-DIMM 260-pin SO-DIMM 260-pin
Slots Qty 2 1
Empty Slots 1 0
STORAGE Lenovo ThinkPad E585 (20KV) ASUS A509JA (EJ079T)
Main Storage Size (HDD/SSD) 256 GB SSD M.2 PCIe - TCG Opal Encryption 2, NVM Express (NVMe) 512 GB SSD M.2 PCIe - NVM Express (NVMe)
AUDIO & VIDEO Lenovo ThinkPad E585 (20KV) ASUS A509JA (EJ079T)
Graphics Processor (GPU) AMD Radeon Vega 8 Intel Iris Plus Graphics
Camera Yes - 720p Yes
Sound Stereo speakers, dual array microphone Speaker, microphone
Codec CX11852 -
Compliant Standards High Definition Audio, Dolby Advanced Audio -
Audio Features - ASUS SonicMaster, ASUS Bang & Olufsen ICEpower
COMMUNICATIONS Lenovo ThinkPad E585 (20KV) ASUS A509JA (EJ079T)
Wireless 802.11a/b/g/n/ac, Bluetooth 4.1 802.11a/b/g/n/ac, Bluetooth 4.1
Wireless Controller Qualcomm 435-AC - M.2 Card -
Network Interface Gigabit Ethernet -
Ethernet Controller Realtek R8111GUS -
BATTERY Lenovo ThinkPad E585 (20KV) ASUS A509JA (EJ079T)
Technology 3-cell Lithium Ion 2-cell Lithium Ion
Battery Capacity (Size) 45 Wh 32 Wh
Battery Life Up to 8.63 hours -
AC ADAPTER Lenovo ThinkPad E585 (20KV) ASUS A509JA (EJ079T)
Input AC 120/230 V (50/60 Hz) AC 120/230 V (50/60 Hz)
Output 65 Watt 45 Watt, 19 V, 2.37 A
INPUT Lenovo ThinkPad E585 (20KV) ASUS A509JA (EJ079T)
Type Keyboard, TrackPoint, UltraNav Keyboard, touchpad
Numeric Keypad Yes -
Features Spill-resistant, multi-touch touchpad Chiclet keyboard
CONNECTIONS & EXPANSIONS Lenovo ThinkPad E585 (20KV) ASUS A509JA (EJ079T)
Interfaces USB 3.1
USB 3.1 (Always On)
USB 2.0
HDMI
LAN
USB-C 3.1 Gen 2 (Power Delivery/data/video)
Headphone/microphone combo jack
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 E585 (20KV) ASUS A509JA (EJ079T)
Operating System (OS) Windows 10 Pro 64-bit Edition Windows 10 Home 64-bit Edition
Software Included Lenovo Companion, McAfee LiveSafe (30 days trial), PC Manager -
MISCELLANEOUS Lenovo ThinkPad E585 (20KV) ASUS A509JA (EJ079T)
Included Accessories USB-C power adapter 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 Administrator password, hard drive password, power-on password System password, hard drive password
Compliant Standards RoHS -
SAR Value - 0.13 W/kg (body), 0.13 W/kg (limb)
ENERGY STAR Certified Yes -
Manufacturer Warranty Limited warranty - 1 year - pick-up and return -
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