In depth comparison and review of Lenovo IdeaPad 520-15IKB (Lenovo IdeaPad 520) and ASUS ZenBook S UX391UA (ET082T). 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 IdeaPad 520-15IKB (Lenovo IdeaPad 520) | ASUS ZenBook S UX391UA (ET082T) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 37.8 cm x 26 cm x 2.2 cm | 31.1 cm x 21.3 cm x 1.29 cm |
| Weight | 2.2 kg | 1.05 kg |
| Case Material | Metal | - |
| Colour | Gold | Burgundy red |
| DISPLAY | Lenovo IdeaPad 520-15IKB (Lenovo IdeaPad 520) | ASUS ZenBook S UX391UA (ET082T) |
|---|
| 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 | 300 cd/m² |
| Colour Gamut | - | 72% NTSC |
| Features | Anti-glare | Glare, ASUS EyeCare Technology, 178° horizontal and vertical viewing angle |
| PROCESSOR | Lenovo IdeaPad 520-15IKB (Lenovo IdeaPad 520) | ASUS ZenBook S UX391UA (ET082T) |
|---|
| CPU | Intel Core i5 (7th Gen) 7200U / 2.5 GHz | Intel Core i5 (8th Gen) 8250U / 1.6 GHz |
|---|---|---|
| Max Turbo Speed | 3.1 GHz | 3.4 GHz |
| Number of Cores | Dual-Core | Quad-Core |
| Cache | 3 MB | 6 MB |
| 64-bit Computing | Yes | Yes |
| Features | Integrated memory controller | Intel Turbo Boost Technology 2.0 |
| MEMORY | Lenovo IdeaPad 520-15IKB (Lenovo IdeaPad 520) | ASUS ZenBook S UX391UA (ET082T) |
|---|
| RAM | 8 GB (1 x 4 GB + 4 GB (soldered)) | 8 GB (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | 16 GB | - |
| RAM Type | DDR4 SDRAM | LPDDR3 SDRAM |
| Speed | 2133 MHz | 2133 MHz |
| Rated Speed | 2133 MHz | 2133 MHz |
| Form Factor | SO-DIMM 260-pin | - |
| Slots Qty | 1 | - |
| Empty Slots | 0 | - |
| STORAGE | Lenovo IdeaPad 520-15IKB (Lenovo IdeaPad 520) | ASUS ZenBook S UX391UA (ET082T) |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD 2.5" SATA 6Gb/s | 256 GB SSD M.2 SATA 6Gb/s |
|---|
| AUDIO & VIDEO | Lenovo IdeaPad 520-15IKB (Lenovo IdeaPad 520) | ASUS ZenBook S UX391UA (ET082T) |
|---|
| Multi-GPU Configuration | 1 single GPU card / integrated GPU | - |
|---|---|---|
| Graphics Processor (GPU) | NVIDIA GeForce 940MX / Intel HD Graphics 620 | Intel UHD Graphics 620 |
| Video Memory | 2 GB GDDR5 SDRAM | - |
| Camera | Yes - 720p | Yes - HD |
| Resolution | 1 Megapixel | - |
| Sound | Stereo speakers, dual array microphone | Harman/kardon stereo speakers, array microphone |
| Compliant Standards | High Definition Audio, Dolby Audio | - |
| Audio Features | Harman audio technology | ASUS SonicMaster |
| COMMUNICATIONS | Lenovo IdeaPad 520-15IKB (Lenovo IdeaPad 520) | ASUS ZenBook S UX391UA (ET082T) |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 4.1 | 802.11a/b/g/n/ac, Bluetooth 4.2 |
|---|---|---|
| Wireless Controller | M.2 Card | - |
| Network Interface | Gigabit Ethernet | - |
| BATTERY | Lenovo IdeaPad 520-15IKB (Lenovo IdeaPad 520) | ASUS ZenBook S UX391UA (ET082T) |
|---|
| Technology | 2-cell Lithium Ion | 4-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 30 Wh | 50 Wh |
| Battery Life | Up to 6 hours | Up to 13.5 hours |
| AC ADAPTER | Lenovo IdeaPad 520-15IKB (Lenovo IdeaPad 520) | ASUS ZenBook S UX391UA (ET082T) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 65 Watt | 65 Watt, 19 V, 3.42 A |
| INPUT | Lenovo IdeaPad 520-15IKB (Lenovo IdeaPad 520) | ASUS ZenBook S UX391UA (ET082T) |
|---|
| Type | Keyboard, touchpad | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | Yes | - |
| Keyboard Backlight | Yes | Yes |
| Features | - | Windows Hello |
| CONNECTIONS & EXPANSIONS | Lenovo IdeaPad 520-15IKB (Lenovo IdeaPad 520) | ASUS ZenBook S UX391UA (ET082T) |
|---|
| Interfaces | USB-C 3.0 2 x USB 3.0 HDMI LAN 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) HDMI (on expansion base) USB-C (on expansion base) USB 3.0 (on expansion base) |
|---|---|---|
| Memory Card Reader | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) | - |
| SOFTWARE | Lenovo IdeaPad 520-15IKB (Lenovo IdeaPad 520) | ASUS ZenBook S UX391UA (ET082T) |
|---|
| Operating System (OS) | Windows 10 Home 64-bit Edition - English | Windows 10 Home 64-bit Edition |
|---|
| MISCELLANEOUS | Lenovo IdeaPad 520-15IKB (Lenovo IdeaPad 520) | ASUS ZenBook S UX391UA (ET082T) |
|---|
| Included Accessories | Power adapter | Sleeve, mini dock, USB-C power adapter |
|---|---|---|
| Security | - | Firmware Trusted Platform Module (TPM) Security Chip, fingerprint reader |
| Security Slot Type | Kensington mini security slot | - |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | - |
| Features | Administrator password, hard drive password, power-on password | - |
| Compliant Standards | RoHS | - |
| ENERGY STAR Certified | Yes | - |
| Manufacturer Warranty | Limited warranty - 1 year - pick-up and return | - |
| Model Number | 15IKB 80YL | - |
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