Detailed comparison and review of ASUS VivoBook 15 (X515FA) and ASUS ZenBook 14 (UM431DA). With our comprehensive overview, you can simply compare dimensions, performance, storage, functions, but also other key features of both laptops and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the laptop that best fits your needs and expectations.
Advantages and disadvantages of ASUS VivoBook 15 (X515FA) based on its technical characteristics, features, user experience, expert reviews and price level.
affordable price
lightweight design
solid state drive
full hd display
decent processor
average battery life
limited graphics performance
no backlit keyboard
basic audio quality
Advantages and disadvantages of ASUS ZenBook 14 (UM431DA) based on its technical characteristics, features, user experience, expert reviews and price level.
compact and lightweight
sharp full hd display
solid aluminum build
efficient amd processor
decent battery life
limited port selection
no thunderbolt support
average speaker quality
modest graphics performance
| DESIGN AND DIMENSIONS | ASUS VivoBook 15 (X515FA) | ASUS ZenBook 14 (UM431DA) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 36.02 cm x 23.49 cm x 1.99 cm | 32.3 cm x 21.1 cm x 1.59 cm |
| Weight | 1.8 kg | 1.39 kg |
| Case Material | Plastic | - |
| Colour | Transparent silver (LCD cover), transparent silver (top), slate grey (bottom) | Utopia blue |
| DISPLAY | ASUS VivoBook 15 (X515FA) | ASUS ZenBook 14 (UM431DA) |
|---|
| 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) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Image Brightness | 200 cd/m² | 250 cd/m² |
| Colour Gamut | 45% NTSC | 100% sRGB, 72% NTSC |
| Features | Anti-glare | Anti-glare, 178° horizontal and vertical viewing angle, NanoEdge display, 72% NTSC colour gamut |
| PROCESSOR | ASUS VivoBook 15 (X515FA) | ASUS ZenBook 14 (UM431DA) |
|---|
| CPU | Intel Core i3 (10th Gen) 10110U / 2.1 GHz | AMD Ryzen 7 3700U / 2.3 GHz |
|---|---|---|
| Max Turbo Speed | 4.1 GHz | 4 GHz |
| Number of Cores | Dual-Core | Quad-Core |
| Cache | 4 MB | 4 MB |
| 64-bit Computing | - | Yes |
| Features | Intel Turbo Boost Technology 2.0, Intel Smart Cache | - |
| MEMORY | ASUS VivoBook 15 (X515FA) | ASUS ZenBook 14 (UM431DA) |
|---|
| RAM | 8 GB (1 x 4 GB + 4 GB (soldered)) | 16 GB (provided memory is soldered) |
|---|---|---|
| RAM Type | DDR4 SDRAM | DDR4 SDRAM |
| Speed | - | 2400 MHz |
| Rated Speed | - | 2400 MHz |
| Form Factor | SO-DIMM 260-pin | - |
| Slots Qty | 1 | - |
| Empty Slots | 0 | - |
| STORAGE | ASUS VivoBook 15 (X515FA) | ASUS ZenBook 14 (UM431DA) |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD M.2 2280 PCIe 3.0 - NVM Express (NVMe) | 512 GB SSD M.2 PCIe 3.0 x2 - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | ASUS VivoBook 15 (X515FA) | ASUS ZenBook 14 (UM431DA) |
|---|
| Graphics Processor (GPU) | Intel UHD Graphics | AMD Radeon RX Vega 10 |
|---|---|---|
| Camera | Yes - 720p | Yes - 720p |
| Sound | Stereo speakers, microphone | Harman/kardon stereo speakers, array microphone |
| Audio Features | ASUS SonicMaster | - |
| COMMUNICATIONS | ASUS VivoBook 15 (X515FA) | ASUS ZenBook 14 (UM431DA) |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 4.1 | 802.11a/b/g/n/ac, Bluetooth 4.2 |
|---|---|---|
| Features | Single stream (1x1) | - |
| BATTERY | ASUS VivoBook 15 (X515FA) | ASUS ZenBook 14 (UM431DA) |
|---|
| Technology | 2-cell Lithium Ion | 2-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 37 Wh | 47 Wh |
| AC ADAPTER | ASUS VivoBook 15 (X515FA) | ASUS ZenBook 14 (UM431DA) |
|---|
| Input | AC 100-240 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 45 Watt, 19 V, 2.37 A | 45 Watt, 19 V, 2.37 A |
| INPUT | ASUS VivoBook 15 (X515FA) | ASUS ZenBook 14 (UM431DA) |
|---|
| Type | Keyboard, touchpad | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | Yes | - |
| Keyboard Backlight | - | Yes |
| Features | Chiclet keyboard, 1.4mm travel distance | Chiclet keyboard |
| CONNECTIONS & EXPANSIONS | ASUS VivoBook 15 (X515FA) | ASUS ZenBook 14 (UM431DA) |
|---|
| Slots | 1 x M.2 (PCI Express 3.0 x4) (0 free) | - |
|---|---|---|
| Interfaces | Headphone/microphone combo jack 2 x USB 2.0 USB 3.2 Gen 1 USB-C 3.2 Gen 1 HDMI |
Headphone/microphone combo jack USB-C 3.1 Gen 1 USB 3.1 Gen 1 HDMI USB 2.0 |
| Memory Card Reader | - | Yes (microSD) |
| SOFTWARE | ASUS VivoBook 15 (X515FA) | ASUS ZenBook 14 (UM431DA) |
|---|
| Operating System (OS) | Windows 11 Home | Windows 10 Home |
|---|
| MISCELLANEOUS | ASUS VivoBook 15 (X515FA) | ASUS ZenBook 14 (UM431DA) |
|---|
| Included Accessories | Power adapter | Power adapter |
|---|---|---|
| Security | Firmware Trusted Platform Module (TPM) Security Chip | Firmware Trusted Platform Module (TPM) Security Chip |
| Security Slot Type | Kensington security slot | - |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | - |
| Features | System password, hard drive password | System password, hard drive password |
| SAR Value | - | 0.161 W/kg (body), 0.161 W/kg (limb) |
| Repairability Index | 5.9 (out of 10) | - |
| ENERGY STAR Certified | Yes | - |
| Model Number | EJ105W | AM008T |
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