In depth comparison and review of ASUS VivoBook S15 (S531FA) and ASUS VivoBook S14 (S435EA). 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 S15 (S531FA) based on its technical characteristics, features, user experience, expert reviews and price level.
affordable price
large screen size
decent battery life
ample storage capacity
includes essential ports
mediocre display quality
heavy build
average processor
limited graphics performance
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 S15 (S531FA) | ASUS VivoBook S14 (S435EA) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 35.72 cm x 23.03 cm x 1.8 cm | 32.22 cm x 20.4 cm x 1.59 cm |
| Weight | 1.8 kg | 1.3 kg |
| Colour | Gun metal | Deep green |
| DISPLAY | ASUS VivoBook S15 (S531FA) | ASUS VivoBook S14 (S435EA) |
|---|
| Screen Size (Type) | 15.6" | 14" |
|---|---|---|
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 1920 x 1080 (Full HD) | 1920 x 1080 (Full HD) |
| V-Sync Rate at Max Res. | 60 Hz | - |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Image Brightness | 300 cd/m² | 400 cd/m² |
| Colour Gamut | - | 100% sRGB |
| Features | Anti-glare, 178° horizontal and vertical viewing angle, NanoEdge display | Anti-glare, NanoEdge display, 178° viewing angle, IPS-level, 90% screen-to-body ratio |
| PROCESSOR | ASUS VivoBook S15 (S531FA) | ASUS VivoBook S14 (S435EA) |
|---|
| CPU | Intel Core i5 (8th Gen) 8265U / 1.6 GHz | Intel Core i5 (11th Gen) 1135G7 / 2.4 GHz |
|---|---|---|
| Max Turbo Speed | 3.9 GHz | 4.2 GHz |
| Number of Cores | Quad-Core | Quad-Core |
| Cache | 6 MB | 8 MB |
| 64-bit Computing | Yes | - |
| Platform Technology | - | Intel Evo |
| Features | Intel Turbo Boost Technology 2.0 | Intel Smart Cache |
| MEMORY | ASUS VivoBook S15 (S531FA) | ASUS VivoBook S14 (S435EA) |
|---|
| RAM | 8 GB | 8 GB (provided memory is soldered) |
|---|---|---|
| RAM Type | DDR4 SDRAM | LPDDR4X SDRAM |
| Speed | 2400 MHz | - |
| Rated Speed | 2400 MHz | - |
| STORAGE | ASUS VivoBook S15 (S531FA) | ASUS VivoBook S14 (S435EA) |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD M.2 PCIe | 512 GB SSD M.2 PCIe - NVM Express (NVMe) |
|---|---|---|
| SSD Cache | - | 32 GB 3D Xpoint (Optane) |
| AUDIO & VIDEO | ASUS VivoBook S15 (S531FA) | ASUS VivoBook S14 (S435EA) |
|---|
| Graphics Processor (GPU) | Intel UHD Graphics 620 | Intel Iris Xe Graphics |
|---|---|---|
| Video System Features | - | Functions as Intel UHD graphics (for single-channel memory) |
| Camera | Yes - HD | Yes - 720p |
| Camera Features | IR camera | - |
| Sound | Harman/kardon stereo speakers, array microphone | Harman/kardon stereo speakers, array microphone |
| Audio Features | ASUS SonicMaster, Smart Amplification technology | AI noise cancelling |
| COMMUNICATIONS | ASUS VivoBook S15 (S531FA) | ASUS VivoBook S14 (S435EA) |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 4.2 | Bluetooth 5.0, 802.11a/b/g/n/ac/ax |
|---|---|---|
| Features | - | Dual stream (2x2) |
| BATTERY | ASUS VivoBook S15 (S531FA) | ASUS VivoBook S14 (S435EA) |
|---|
| Technology | 3-cell | 4-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 42 Wh | 67 Wh |
| AC ADAPTER | ASUS VivoBook S15 (S531FA) | ASUS VivoBook S14 (S435EA) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 45 Watt, 19 V, 2.47 A | 65 Watt, 20 V, 3.25 A |
| INPUT | ASUS VivoBook S15 (S531FA) | ASUS VivoBook S14 (S435EA) |
|---|
| Type | Keyboard, touchpad | Keyboard, touchpad, NumberPad 2.0 |
|---|---|---|
| Keyboard Backlight | Yes | Yes |
| Features | - | Chiclet keyboard, 1.4mm travel distance |
| CONNECTIONS & EXPANSIONS | ASUS VivoBook S15 (S531FA) | ASUS VivoBook S14 (S435EA) |
|---|
| Interfaces | HDMI 2 x USB 2.0 USB 3.1 Gen 1 Headphone/microphone combo jack USB-C 3.1 Gen 1 |
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 |
|---|---|---|
| Memory Card Reader | Yes (microSD) | Yes (microSD) |
| SOFTWARE | ASUS VivoBook S15 (S531FA) | ASUS VivoBook S14 (S435EA) |
|---|
| Operating System (OS) | Windows 10 Home | Windows 11 Home |
|---|
| MISCELLANEOUS | ASUS VivoBook S15 (S531FA) | ASUS VivoBook S14 (S435EA) |
|---|
| Included Accessories | Power adapter | Power adapter |
|---|---|---|
| Security | - | Firmware Trusted Platform Module (TPM) Security Chip, fingerprint reader |
| Features | ErgoLift | System password |
| Compliant Standards | - | TUV Rheinland Low Blue Light Certification, TUV Rheinland Flicker Free Certification |
| SAR Value | 0.584 W/kg (body), 0.584 W/kg (limb) | - |
| ENERGY STAR Certified | - | Yes |
| Model Number | EJ037T | HM003T |
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