In depth comparison and review of Lenovo ThinkPad E580 (20KT) and ASUS ZenBook S UX391UA (ET053T). 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.
| DESIGN AND DIMENSIONS | Lenovo ThinkPad E580 (20KT) | ASUS ZenBook S UX391UA (ET053T) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 36.9 cm x 25.2 cm x 1.995 cm | 31.1 cm x 21.3 cm x 1.29 cm |
| Weight | 2.1 kg | 1 kg |
| Case Material | Aluminum, polycarbonate ABS | - |
| Colour | Black | Deep dive blue |
| DISPLAY | Lenovo ThinkPad E580 (20KT) | ASUS ZenBook S UX391UA (ET053T) |
|---|
| 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 | - |
| Colour Gamut | - | 72% NTSC |
| Features | Anti-glare | Anti-glare, 178° horizontal and vertical viewing angle |
| PROCESSOR | Lenovo ThinkPad E580 (20KT) | ASUS ZenBook S UX391UA (ET053T) |
|---|
| CPU | Intel Core i5 (8th Gen) 8250U / 1.6 GHz | Intel Core i7 (8th Gen) 8550U |
|---|---|---|
| Max Turbo Speed | 3.4 GHz | - |
| Number of Cores | Quad-Core | Quad-Core |
| Cache | 6 MB | - |
| 64-bit Computing | Yes | Yes |
| Features | Integrated memory controller | - |
| MEMORY | Lenovo ThinkPad E580 (20KT) | ASUS ZenBook S UX391UA (ET053T) |
|---|
| RAM | 8 GB (1 x 8 GB) | 16 GB (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | 32 GB | - |
| RAM Type | DDR4 SDRAM | LPDDR3 SDRAM |
| Speed | 2400 MHz | - |
| Rated Speed | 2400 MHz | - |
| Form Factor | SO-DIMM 260-pin | - |
| Slots Qty | 2 | - |
| Empty Slots | 1 | - |
| STORAGE | Lenovo ThinkPad E580 (20KT) | ASUS ZenBook S UX391UA (ET053T) |
|---|
| Main Storage Size (HDD/SSD) | 128 GB SSD M.2 PCIe - NVM Express (NVMe) - Toshiba | 1 TB SSD M.2 PCIe - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | Lenovo ThinkPad E580 (20KT) | ASUS ZenBook S UX391UA (ET053T) |
|---|
| Graphics Processor (GPU) | Intel UHD Graphics 620 | Intel UHD Graphics 620 |
|---|---|---|
| Camera | Yes - 720p | Yes - HD |
| Sound | Stereo speakers, dual array microphone | Harman/kardon stereo speakers, array microphone |
| Codec | CX11852 | - |
| Compliant Standards | High Definition Audio, Dolby Advanced Audio | - |
| Audio Features | - | ASUS SonicMaster |
| COMMUNICATIONS | Lenovo ThinkPad E580 (20KT) | ASUS ZenBook S UX391UA (ET053T) |
|---|
| 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 3165 - M.2 Card | - |
| Network Interface | Gigabit Ethernet | - |
| Ethernet Controller | Realtek R8111GUS | - |
| BATTERY | Lenovo ThinkPad E580 (20KT) | ASUS ZenBook S UX391UA (ET053T) |
|---|
| Technology | 3-cell Lithium Ion | 4-cell |
|---|---|---|
| Battery Capacity (Size) | 45 Wh | 50 Wh |
| Battery Life | Up to 12.23 hours | Up to 13.5 hours |
| AC ADAPTER | Lenovo ThinkPad E580 (20KT) | ASUS ZenBook S UX391UA (ET053T) |
|---|
| 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 E580 (20KT) | ASUS ZenBook S UX391UA (ET053T) |
|---|
| Type | Keyboard, TrackPoint, UltraNav | Keyboard, touchpad |
|---|---|---|
| Keyboard Backlight | - | Yes |
| Features | Spill-resistant, multi-touch touchpad, buttonless touchpad | Chiclet keyboard |
| CONNECTIONS & EXPANSIONS | Lenovo ThinkPad E580 (20KT) | ASUS ZenBook S UX391UA (ET053T) |
|---|
| Interfaces | 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 |
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 | Yes (microSD) | - |
| SOFTWARE | Lenovo ThinkPad E580 (20KT) | ASUS ZenBook S UX391UA (ET053T) |
|---|
| Operating System (OS) | Windows 10 Home 64-bit Edition | Windows 10 Home 64-bit Edition |
|---|
| MISCELLANEOUS | Lenovo ThinkPad E580 (20KT) | ASUS ZenBook S UX391UA (ET053T) |
|---|
| Included Accessories | USB-C 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 | 0.579 W/kg (body), 0.579 W/kg (limb) | - |
| ENERGY STAR Certified | Yes | - |
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