In depth comparison and review of ASUS VivoBook S14 (S435EA) 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 (S435EA) based on its technical characteristics, features, user experience, expert reviews and price level.
affordable price
solid build quality
decent battery life
lightweight design
fast ssd storage
average display quality
limited graphics performance
no backlit keyboard
fewer usb-c ports
| DESIGN AND DIMENSIONS | ASUS VivoBook S14 (S435EA) | Lenovo IdeaPad 520-15IKB (Lenovo IdeaPad 520) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 32.22 cm x 20.4 cm x 1.59 cm | 37.8 cm x 26 cm x 2.2 cm |
| Weight | 1.3 kg | 2.2 kg |
| Case Material | - | Metal |
| Colour | Deep green | Gold |
| DISPLAY | ASUS VivoBook S14 (S435EA) | 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 | 400 cd/m² | 250 cd/m² |
| Colour Gamut | 100% sRGB | - |
| Features | Anti-glare, NanoEdge display, 178° viewing angle, IPS-level, 90% screen-to-body ratio | Anti-glare |
| PROCESSOR | ASUS VivoBook S14 (S435EA) | Lenovo IdeaPad 520-15IKB (Lenovo IdeaPad 520) |
|---|
| CPU | Intel Core i5 (11th Gen) 1135G7 / 2.4 GHz | Intel Core i5 (7th Gen) 7200U / 2.5 GHz |
|---|---|---|
| Max Turbo Speed | 4.2 GHz | 3.1 GHz |
| Number of Cores | Quad-Core | Dual-Core |
| Cache | 8 MB | 3 MB |
| 64-bit Computing | - | Yes |
| Platform Technology | Intel Evo | - |
| Features | Intel Smart Cache | Integrated memory controller |
| MEMORY | ASUS VivoBook S14 (S435EA) | 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 | LPDDR4X SDRAM | DDR4 SDRAM |
| Speed | - | 2133 MHz |
| Rated Speed | - | 2133 MHz |
| Form Factor | - | SO-DIMM 260-pin |
| Slots Qty | - | 1 |
| Empty Slots | - | 0 |
| STORAGE | ASUS VivoBook S14 (S435EA) | Lenovo IdeaPad 520-15IKB (Lenovo IdeaPad 520) |
|---|
| Main Storage Size (HDD/SSD) | 512 GB SSD M.2 PCIe - NVM Express (NVMe) | 256 GB SSD 2.5" SATA 6Gb/s |
|---|---|---|
| SSD Cache | 32 GB 3D Xpoint (Optane) | - |
| AUDIO & VIDEO | ASUS VivoBook S14 (S435EA) | Lenovo IdeaPad 520-15IKB (Lenovo IdeaPad 520) |
|---|
| Multi-GPU Configuration | - | 1 single GPU card / integrated GPU |
|---|---|---|
| Graphics Processor (GPU) | Intel Iris Xe Graphics | NVIDIA GeForce 940MX / Intel HD Graphics 620 |
| Video Memory | - | 2 GB GDDR5 SDRAM |
| Video System Features | Functions as Intel UHD graphics (for single-channel memory) | - |
| Camera | Yes - 720p | Yes - 720p |
| Resolution | - | 1 Megapixel |
| Sound | Harman/kardon stereo speakers, array microphone | Stereo speakers, dual array microphone |
| Compliant Standards | - | High Definition Audio, Dolby Audio |
| Audio Features | AI noise cancelling | Harman audio technology |
| COMMUNICATIONS | ASUS VivoBook S14 (S435EA) | Lenovo IdeaPad 520-15IKB (Lenovo IdeaPad 520) |
|---|
| Wireless | Bluetooth 5.0, 802.11a/b/g/n/ac/ax | 802.11a/b/g/n/ac, Bluetooth 4.1 |
|---|---|---|
| Wireless Controller | - | M.2 Card |
| Network Interface | - | Gigabit Ethernet |
| Features | Dual stream (2x2) | - |
| BATTERY | ASUS VivoBook S14 (S435EA) | Lenovo IdeaPad 520-15IKB (Lenovo IdeaPad 520) |
|---|
| Technology | 4-cell Lithium Ion | 2-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 67 Wh | 30 Wh |
| Battery Life | - | Up to 6 hours |
| AC ADAPTER | ASUS VivoBook S14 (S435EA) | Lenovo IdeaPad 520-15IKB (Lenovo IdeaPad 520) |
|---|
| Input | AC 100-240 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 65 Watt, 20 V, 3.25 A | 65 Watt |
| INPUT | ASUS VivoBook S14 (S435EA) | Lenovo IdeaPad 520-15IKB (Lenovo IdeaPad 520) |
|---|
| Type | Keyboard, touchpad, NumberPad 2.0 | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | - | Yes |
| Keyboard Backlight | Yes | Yes |
| Features | Chiclet keyboard, 1.4mm travel distance | - |
| CONNECTIONS & EXPANSIONS | ASUS VivoBook S14 (S435EA) | Lenovo IdeaPad 520-15IKB (Lenovo IdeaPad 520) |
|---|
| Interfaces | Headphone/microphone combo jack 2 x USB-C (supports Thunderbolt 4, DisplayPort Alt Mode) (Power Delivery) USB 3.2 Gen 1 HDMI USB 2.0 |
USB-C 3.0 2 x USB 3.0 HDMI LAN Headphone/microphone combo jack |
|---|---|---|
| Memory Card Reader | Yes (microSD) | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) |
| SOFTWARE | ASUS VivoBook S14 (S435EA) | Lenovo IdeaPad 520-15IKB (Lenovo IdeaPad 520) |
|---|
| Operating System (OS) | Windows 11 Home | Windows 10 Home 64-bit Edition - English |
|---|
| MISCELLANEOUS | ASUS VivoBook S14 (S435EA) | Lenovo IdeaPad 520-15IKB (Lenovo IdeaPad 520) |
|---|
| Included Accessories | Power adapter | 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 | System password | Administrator password, hard drive password, power-on password |
| Compliant Standards | TUV Rheinland Low Blue Light Certification, TUV Rheinland Flicker Free Certification | RoHS |
| ENERGY STAR Certified | Yes | Yes |
| Manufacturer Warranty | - | Limited warranty - 1 year - pick-up and return |
| Model Number | HM003T | 15IKB 80YL |
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