In depth comparison and review of ASUS VivoBook S14 (S431FA) and Lenovo IdeaPad 520-15IKB (Lenovo IdeaPad 520). 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.
Advantages and disadvantages of ASUS VivoBook S14 (S431FA) based on its technical characteristics, features, user experience, expert reviews and price level.
compact lightweight design
vivid full hd display
fast ssd storage
efficient intel processor
reasonable price point
average battery life
no dedicated gpu
limited port selection
mediocre sound quality
| DESIGN AND DIMENSIONS | ASUS VivoBook S14 (S431FA) | Lenovo IdeaPad 520-15IKB (Lenovo IdeaPad 520) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 32.33 cm x 21.37 cm x 1.8 cm | 37.8 cm x 26 cm x 2.2 cm |
| Weight | 1.4 kg | 2.2 kg |
| Case Material | - | Metal |
| Colour | Transparent silver | Gold |
| DISPLAY | ASUS VivoBook S14 (S431FA) | Lenovo IdeaPad 520-15IKB (Lenovo IdeaPad 520) |
|---|
| 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 | 250 cd/m² |
| Colour Gamut | 72% NTSC | - |
| Features | Anti-glare, NanoEdge display, 178° viewing angle | Anti-glare |
| PROCESSOR | ASUS VivoBook S14 (S431FA) | Lenovo IdeaPad 520-15IKB (Lenovo IdeaPad 520) |
|---|
| CPU | Intel Core i5 (8th Gen) 8265U / 1.6 GHz | Intel Core i5 (7th Gen) 7200U / 2.5 GHz |
|---|---|---|
| Max Turbo Speed | 3.9 GHz | 3.1 GHz |
| Number of Cores | Quad-Core | Dual-Core |
| Cache | - | 3 MB |
| 64-bit Computing | Yes | Yes |
| Features | Intel Turbo Boost Technology 2.0 | Integrated memory controller |
| MEMORY | ASUS VivoBook S14 (S431FA) | Lenovo IdeaPad 520-15IKB (Lenovo IdeaPad 520) |
|---|
| RAM | 8 GB (provided memory is soldered) | 8 GB (1 x 4 GB + 4 GB (soldered)) |
|---|---|---|
| Max RAM Supported | - | 16 GB |
| RAM Type | LPDDR3 SDRAM | DDR4 SDRAM |
| Speed | 2133 MHz | 2133 MHz |
| Rated Speed | - | 2133 MHz |
| Form Factor | - | SO-DIMM 260-pin |
| Slots Qty | - | 1 |
| Empty Slots | - | 0 |
| STORAGE | ASUS VivoBook S14 (S431FA) | Lenovo IdeaPad 520-15IKB (Lenovo IdeaPad 520) |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD M.2 PCIe 3.0 x2 - NVM Express (NVMe) | 256 GB SSD 2.5" SATA 6Gb/s |
|---|
| AUDIO & VIDEO | ASUS VivoBook S14 (S431FA) | Lenovo IdeaPad 520-15IKB (Lenovo IdeaPad 520) |
|---|
| Multi-GPU Configuration | - | 1 single GPU card / integrated GPU |
|---|---|---|
| Graphics Processor (GPU) | Intel UHD Graphics 620 | NVIDIA GeForce 940MX / Intel HD Graphics 620 |
| Video Memory | - | 2 GB GDDR5 SDRAM |
| Camera | Yes - HD | Yes - 720p |
| Resolution | - | 1 Megapixel |
| Camera Features | IR camera | - |
| Sound | Harman/kardon stereo speakers, array microphone | Stereo speakers, dual array microphone |
| Compliant Standards | - | High Definition Audio, Dolby Audio |
| Audio Features | ASUS SonicMaster | Harman audio technology |
| COMMUNICATIONS | ASUS VivoBook S14 (S431FA) | Lenovo IdeaPad 520-15IKB (Lenovo IdeaPad 520) |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 4.2 | 802.11a/b/g/n/ac, Bluetooth 4.1 |
|---|---|---|
| Wireless Controller | - | M.2 Card |
| Network Interface | - | Gigabit Ethernet |
| BATTERY | ASUS VivoBook S14 (S431FA) | Lenovo IdeaPad 520-15IKB (Lenovo IdeaPad 520) |
|---|
| Technology | 2-cell lithium polymer | 2-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 47 Wh | 30 Wh |
| Battery Life | - | Up to 6 hours |
| AC ADAPTER | ASUS VivoBook S14 (S431FA) | Lenovo IdeaPad 520-15IKB (Lenovo IdeaPad 520) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 45 Watt, 19 V, 2.47 A | 65 Watt |
| INPUT | ASUS VivoBook S14 (S431FA) | Lenovo IdeaPad 520-15IKB (Lenovo IdeaPad 520) |
|---|
| Type | Keyboard, NumberPad | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | - | Yes |
| Keyboard Backlight | Yes | Yes |
| CONNECTIONS & EXPANSIONS | ASUS VivoBook S14 (S431FA) | Lenovo IdeaPad 520-15IKB (Lenovo IdeaPad 520) |
|---|
| Interfaces | Headphone/microphone combo jack USB 3.1 Gen 1 USB 2.0 USB-C 3.1 Gen 2 HDMI |
USB-C 3.0 2 x USB 3.0 HDMI LAN Headphone/microphone combo jack |
|---|---|---|
| Memory Card Reader | Yes (SD Card) | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) |
| SOFTWARE | ASUS VivoBook S14 (S431FA) | Lenovo IdeaPad 520-15IKB (Lenovo IdeaPad 520) |
|---|
| Operating System (OS) | Windows 10 Home 64-bit Edition | Windows 10 Home 64-bit Edition - English |
|---|
| MISCELLANEOUS | ASUS VivoBook S14 (S431FA) | Lenovo IdeaPad 520-15IKB (Lenovo IdeaPad 520) |
|---|
| Included Accessories | Power adapter | Power adapter |
|---|---|---|
| Security | Firmware Trusted Platform Module (TPM) Security Chip | - |
| Security Slot Type | - | Kensington mini security slot |
| Theft/Intrusion Protection | - | Security lock slot (cable lock sold separately) |
| Features | System password, ErgoLift | Administrator password, hard drive password, power-on password |
| Compliant Standards | - | RoHS |
| SAR Value | 0.6 W/kg (body), 0.6 W/kg (limb) | - |
| ENERGY STAR Certified | - | Yes |
| Manufacturer Warranty | - | Limited warranty - 1 year - pick-up and return |
| Model Number | AM016T | 15IKB 80YL |
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