In depth comparison and review of ASUS VivoBook S15 (S531FA) and ASUS VivoBook 15 (X505BA). 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 15 (X505BA) based on its technical characteristics, features, user experience, expert reviews and price level.
affordable price
solid build quality
decent processor performance
ample storage capacity
good keyboard layout
average display quality
no backlit keyboard
limited graphics performance
mediocre battery life
| DESIGN AND DIMENSIONS | ASUS VivoBook S15 (S531FA) | ASUS VivoBook 15 (X505BA) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 35.72 cm x 23.03 cm x 1.8 cm | 36.14 cm x 24.35 cm x 1.99 cm |
| Weight | 1.8 kg | 1.68 kg |
| Colour | Gun metal | Star grey |
| DISPLAY | ASUS VivoBook S15 (S531FA) | ASUS VivoBook 15 (X505BA) |
|---|
| Screen Size (Type) | 15.6" | 15.6" |
|---|---|---|
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 1920 x 1080 (Full HD) | 1366 x 768 (HD) |
| V-Sync Rate at Max Res. | 60 Hz | - |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Image Brightness | 300 cd/m² | - |
| Colour Gamut | - | 45% NTSC |
| Features | Anti-glare, 178° horizontal and vertical viewing angle, NanoEdge display | ASUS Splendid Video Intelligence Technology, anti-glare, NanoEdge display |
| PROCESSOR | ASUS VivoBook S15 (S531FA) | ASUS VivoBook 15 (X505BA) |
|---|
| CPU | Intel Core i5 (8th Gen) 8265U / 1.6 GHz | AMD A6 9225 / 2.6 GHz |
|---|---|---|
| Max Turbo Speed | 3.9 GHz | 3.1 GHz |
| Number of Cores | Quad-Core | Dual-Core |
| Cache | 6 MB | 1 MB |
| 64-bit Computing | Yes | Yes |
| Features | Intel Turbo Boost Technology 2.0 | - |
| MEMORY | ASUS VivoBook S15 (S531FA) | ASUS VivoBook 15 (X505BA) |
|---|
| RAM | 8 GB | 4 GB |
|---|---|---|
| Max RAM Supported | - | 16 GB |
| RAM Type | DDR4 SDRAM | DDR4 SDRAM |
| Speed | 2400 MHz | - |
| Rated Speed | 2400 MHz | - |
| STORAGE | ASUS VivoBook S15 (S531FA) | ASUS VivoBook 15 (X505BA) |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD M.2 PCIe | 1 TB HDD SATA |
|---|
| AUDIO & VIDEO | ASUS VivoBook S15 (S531FA) | ASUS VivoBook 15 (X505BA) |
|---|
| Graphics Processor (GPU) | Intel UHD Graphics 620 | AMD Radeon R4 |
|---|---|---|
| Camera | Yes - HD | Yes - VGA |
| Camera Features | IR camera | - |
| Sound | Harman/kardon stereo speakers, array microphone | Stereo speakers, microphone |
| Audio Features | ASUS SonicMaster, Smart Amplification technology | ASUS SonicMaster, ASUS AudioWizard |
| COMMUNICATIONS | ASUS VivoBook S15 (S531FA) | ASUS VivoBook 15 (X505BA) |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 4.2 | 802.11a/b/g/n/ac, Bluetooth 4.2 |
|---|---|---|
| Network Interface | - | Gigabit Ethernet |
| BATTERY | ASUS VivoBook S15 (S531FA) | ASUS VivoBook 15 (X505BA) |
|---|
| Technology | 3-cell | 3-cell |
|---|---|---|
| Battery Capacity (Size) | 42 Wh | 42 Wh |
| AC ADAPTER | ASUS VivoBook S15 (S531FA) | ASUS VivoBook 15 (X505BA) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 45 Watt, 19 V, 2.47 A | 45 Watt, 19 V, 2.37 A |
| INPUT | ASUS VivoBook S15 (S531FA) | ASUS VivoBook 15 (X505BA) |
|---|
| Type | Keyboard, touchpad | Keyboard, touchpad |
|---|---|---|
| Keyboard Backlight | Yes | - |
| CONNECTIONS & EXPANSIONS | ASUS VivoBook S15 (S531FA) | ASUS VivoBook 15 (X505BA) |
|---|
| 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 USB 3.1 Gen 1 2 x USB 2.0 USB-C 3.1 Gen 1 HDMI LAN |
|---|---|---|
| Memory Card Reader | Yes (microSD) | Yes (SD Card, MultiMediaCard) |
| SOFTWARE | ASUS VivoBook S15 (S531FA) | ASUS VivoBook 15 (X505BA) |
|---|
| Operating System (OS) | Windows 10 Home | Windows 10 Home |
|---|
| MISCELLANEOUS | ASUS VivoBook S15 (S531FA) | ASUS VivoBook 15 (X505BA) |
|---|
| Included Accessories | Power adapter | Power adapter |
|---|---|---|
| Security | - | Firmware Trusted Platform Module (TPM) Security Chip |
| Security Slot Type | - | Kensington security slot |
| Theft/Intrusion Protection | - | Security lock slot (cable lock sold separately) |
| Features | ErgoLift | ASUS IceCool design, ASUS SuperBatt Technology, ASUS Battery Health charging technology |
| Compliant Standards | - | UL, TUV, C-Tick, BSMI, CB, CCC, MIC, RoHS, WEEE, A-Tick, GOST-R, CECP, ErP 2013 |
| SAR Value | 0.584 W/kg (body), 0.584 W/kg (limb) | - |
| ENERGY STAR Certified | - | Yes |
| Model Number | EJ037T | BR289T |
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