Detailed comparison and review of ASUS 14 (X409UA) and Lenovo ThinkPad E580 (20KS). 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.
Advantages and disadvantages of ASUS 14 (X409UA) based on its technical characteristics, features, user experience, expert reviews and price level.
affordable price
compact design
adequate performance
solid build quality
decent battery life
average display quality
limited storage capacity
no backlit keyboard
mediocre graphics performance
| DESIGN AND DIMENSIONS | ASUS 14 (X409UA) | Lenovo ThinkPad E580 (20KS) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 32.5 cm x 21.6 cm x 2.29 cm | 36.9 cm x 25.2 cm x 1.995 cm |
| Weight | 1.6 kg | 2.1 kg |
| Case Material | - | Aluminum, polycarbonate ABS |
| Colour | Slate grey | Black |
| DISPLAY | ASUS 14 (X409UA) | Lenovo ThinkPad E580 (20KS) |
|---|
| Screen Size (Type) | 14" | 15.6" - IPS |
|---|---|---|
| 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 |
| Colour Gamut | 45% NTSC | - |
| Features | Anti-glare | Anti-glare |
| PROCESSOR | ASUS 14 (X409UA) | Lenovo ThinkPad E580 (20KS) |
|---|
| CPU | Intel Core i3 (7th Gen) 7020U / 2.3 GHz | Intel Core i3 (8th Gen) 8130U / 2.2 GHz |
|---|---|---|
| Max Turbo Speed | - | 3.4 GHz |
| Number of Cores | Dual-Core | Dual-Core |
| Cache | 3 MB | 4 MB |
| 64-bit Computing | Yes | Yes |
| Features | - | Integrated memory controller |
| MEMORY | ASUS 14 (X409UA) | Lenovo ThinkPad E580 (20KS) |
|---|
| RAM | 4 GB (provided memory is soldered) | 4 GB (1 x 4 GB) |
|---|---|---|
| Max RAM Supported | - | 32 GB |
| RAM Type | DDR4 SDRAM | DDR4 SDRAM |
| Speed | - | 2400 MHz |
| Form Factor | SO-DIMM 260-pin | SO-DIMM 260-pin |
| Slots Qty | - | 2 |
| Empty Slots | - | 1 |
| STORAGE | ASUS 14 (X409UA) | Lenovo ThinkPad E580 (20KS) |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD M.2 PCIe 3.0 x2 - NVM Express (NVMe) | 128 GB SSD M.2 PCIe - TCG Opal Encryption 2, NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | ASUS 14 (X409UA) | Lenovo ThinkPad E580 (20KS) |
|---|
| Graphics Processor (GPU) | Intel HD Graphics 620 | Intel UHD Graphics 620 |
|---|---|---|
| Camera | Yes - VGA | Yes - 720p |
| Sound | Speaker, microphone | Stereo speakers, dual array microphone |
| Codec | - | CX11852 |
| Compliant Standards | - | High Definition Audio, Dolby Advanced Audio |
| COMMUNICATIONS | ASUS 14 (X409UA) | Lenovo ThinkPad E580 (20KS) |
|---|
| 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 3165 - M.2 Card |
| Network Interface | - | Gigabit Ethernet |
| Ethernet Controller | - | Realtek R8111GUS |
| BATTERY | ASUS 14 (X409UA) | Lenovo ThinkPad E580 (20KS) |
|---|
| Technology | 3-cell Lithium Ion | Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 42 Wh | 45 Wh |
| Battery Life | - | Up to 12.23 hours |
| AC ADAPTER | ASUS 14 (X409UA) | Lenovo ThinkPad E580 (20KS) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 45 Watt, 19 V, 2.37 A | 65 Watt |
| INPUT | ASUS 14 (X409UA) | Lenovo ThinkPad E580 (20KS) |
|---|
| Type | Keyboard, touchpad | Keyboard, TrackPoint, UltraNav |
|---|---|---|
| Numeric Keypad | - | Yes |
| Features | Chiclet keyboard | Spill-resistant, multi-touch touchpad, buttonless touchpad |
| CONNECTIONS & EXPANSIONS | ASUS 14 (X409UA) | Lenovo ThinkPad E580 (20KS) |
|---|
| Interfaces | Headphone/microphone combo jack USB 3.1 Gen 1 2 x USB 2.0 USB-C 3.1 Gen 1 HDMI LAN |
USB 3.1 Gen 1 USB 3.1 Gen 1 (Always On) USB 2.0 HDMI LAN USB-C 3.1 Gen 2 Headphone/microphone combo jack |
|---|---|---|
| Memory Card Reader | Yes (microSD) | Yes (microSD) |
| SOFTWARE | ASUS 14 (X409UA) | Lenovo ThinkPad E580 (20KS) |
|---|
| Operating System (OS) | Windows 10 Home 64-bit Edition | Windows 10 Pro 64-bit Edition |
|---|---|---|
| Software Included | - | Lenovo Companion, McAfee LiveSafe (30 days trial), PC Manager |
| MISCELLANEOUS | ASUS 14 (X409UA) | Lenovo ThinkPad E580 (20KS) |
|---|
| Included Accessories | Power adapter | USB-C power adapter |
|---|---|---|
| Security | - | Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader |
| 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 |
| Compliant Standards | - | RoHS |
| SAR Value | 0.196 W/kg (body), 0.196 W/kg (limb) | 0.579 W/kg (body), 0.579 W/kg (limb) |
| ENERGY STAR Certified | - | Yes |
| Manufacturer Warranty | - | Limited warranty - 1 year - pick-up and return |
| Model Number | EK035T | - |
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