In depth comparison and review of ASUS VivoBook 15 (X540UA) 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 15 (X540UA) based on its technical characteristics, features, user experience, expert reviews and price level.
affordable price
solid build quality
decent processor performance
lightweight design
good keyboard feel
average display quality
limited battery life
no backlit keyboard
basic graphics capabilities
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 15 (X540UA) | ASUS VivoBook S14 (S435EA) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 38.1 cm x 25.1 cm x 2.72 cm | 32.22 cm x 20.4 cm x 1.59 cm |
| Weight | 1.9 kg | 1.3 kg |
| Colour | Chocolate black IMR with hairline (LCD cover), gold IMR with hairline (top) | Deep green |
| DISPLAY | ASUS VivoBook 15 (X540UA) | ASUS VivoBook S14 (S435EA) |
|---|
| Screen Size (Type) | 15.6" | 14" |
|---|---|---|
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 1366 x 768 (HD) | 1920 x 1080 (Full HD) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Image Brightness | 200 cd/m² | 400 cd/m² |
| Colour Gamut | 45% NTSC | 100% sRGB |
| Features | Ultra Slim Design, ASUS Splendid Video Intelligence Technology, anti-glare, ASUS EyeCare Technology | Anti-glare, NanoEdge display, 178° viewing angle, IPS-level, 90% screen-to-body ratio |
| PROCESSOR | ASUS VivoBook 15 (X540UA) | ASUS VivoBook S14 (S435EA) |
|---|
| CPU | Intel Core i3 (7th Gen) 7020U / 2.3 GHz | Intel Core i5 (11th Gen) 1135G7 / 2.4 GHz |
|---|---|---|
| Max Turbo Speed | - | 4.2 GHz |
| Number of Cores | Dual-Core | Quad-Core |
| Cache | 3 MB | 8 MB |
| 64-bit Computing | Yes | - |
| Platform Technology | - | Intel Evo |
| Features | - | Intel Smart Cache |
| MEMORY | ASUS VivoBook 15 (X540UA) | ASUS VivoBook S14 (S435EA) |
|---|
| RAM | 4 GB (provided memory is soldered) | 8 GB (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | 12 GB | - |
| RAM Type | DDR4 SDRAM | LPDDR4X SDRAM |
| Slots Qty | 1 | - |
| Empty Slots | 1 | - |
| STORAGE | ASUS VivoBook 15 (X540UA) | ASUS VivoBook S14 (S435EA) |
|---|
| Main Storage Size (HDD/SSD) | 1 TB Hybrid Drive SATA / 5400 rpm - Seagate | 512 GB SSD M.2 PCIe - NVM Express (NVMe) |
|---|---|---|
| SSD Cache | - | 32 GB 3D Xpoint (Optane) |
| AUDIO & VIDEO | ASUS VivoBook 15 (X540UA) | ASUS VivoBook S14 (S435EA) |
|---|
| Graphics Processor (GPU) | Intel HD Graphics 620 | Intel Iris Xe Graphics |
|---|---|---|
| Video System Features | - | Functions as Intel UHD graphics (for single-channel memory) |
| Camera | Yes - VGA | Yes - 720p |
| Sound | Stereo speakers, microphone | Harman/kardon stereo speakers, array microphone |
| Audio Features | ASUS SonicMaster, ASUS Bang & Olufsen ICEpower | AI noise cancelling |
| COMMUNICATIONS | ASUS VivoBook 15 (X540UA) | ASUS VivoBook S14 (S435EA) |
|---|
| Wireless | 802.11b/g/n, Bluetooth 4.0 | Bluetooth 5.0, 802.11a/b/g/n/ac/ax |
|---|---|---|
| Features | - | Dual stream (2x2) |
| BATTERY | ASUS VivoBook 15 (X540UA) | ASUS VivoBook S14 (S435EA) |
|---|
| Technology | 3-cell Lithium Ion | 4-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 33 Wh | 67 Wh |
| AC ADAPTER | ASUS VivoBook 15 (X540UA) | ASUS VivoBook S14 (S435EA) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 45 Watt, 19 V, 2.37 A | 65 Watt, 20 V, 3.25 A |
| INPUT | ASUS VivoBook 15 (X540UA) | ASUS VivoBook S14 (S435EA) |
|---|
| Type | Keyboard, touchpad | Keyboard, touchpad, NumberPad 2.0 |
|---|---|---|
| Numeric Keypad | Yes | - |
| Keyboard Backlight | - | Yes |
| Features | Chiclet keyboard | Chiclet keyboard, 1.4mm travel distance |
| CONNECTIONS & EXPANSIONS | ASUS VivoBook 15 (X540UA) | ASUS VivoBook S14 (S435EA) |
|---|
| Interfaces | Headphone/microphone combo jack USB 3.0 HDMI 2 x USB 2.0 |
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 15 (X540UA) | ASUS VivoBook S14 (S435EA) |
|---|
| Operating System (OS) | Windows 10 Home 64-bit Edition | Windows 11 Home |
|---|
| MISCELLANEOUS | ASUS VivoBook 15 (X540UA) | ASUS VivoBook S14 (S435EA) |
|---|
| Included Accessories | Power adapter | Power adapter |
|---|---|---|
| Security | Firmware Trusted Platform Module (TPM) Security Chip | Firmware Trusted Platform Module (TPM) Security Chip, fingerprint reader |
| Features | System password, ASUS IceCool design | System password |
| Compliant Standards | - | TUV Rheinland Low Blue Light Certification, TUV Rheinland Flicker Free Certification |
| ENERGY STAR Certified | - | Yes |
| Model Number | GQ1796T | HM003T |
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