Detailed comparison and review of ASUS ZenBook 14 (UM425IA) and ASUS 15 (X509FA). 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 ZenBook 14 (UM425IA) based on its technical characteristics, features, user experience, expert reviews and price level.
lightweight and portable
fast ssd storage
powerful amd processor
long battery life
comfortable keyboard
limited port selection
no dedicated gpu
average display brightness
higher price point
Advantages and disadvantages of ASUS 15 (X509FA) based on its technical characteristics, features, user experience, expert reviews and price level.
affordable price
lightweight design
solid build quality
adequate performance
decent battery life
average display quality
limited graphics power
no backlit keyboard
fewer connectivity options
| DESIGN AND DIMENSIONS | ASUS ZenBook 14 (UM425IA) | ASUS 15 (X509FA) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 31.9 cm x 21 cm x 1.43 cm | 36.02 cm x 23.49 cm x 2.29 cm |
| Weight | 1.22 kg | 1.8 kg |
| Case Material | Aluminum | - |
| Colour | Pine grey | Slate grey |
| DISPLAY | ASUS ZenBook 14 (UM425IA) | ASUS 15 (X509FA) |
|---|
| Screen Size (Type) | 14" - IPS | 15.6" |
|---|---|---|
| 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 | 250 cd/m² | - |
| Colour Gamut | 100% sRGB | 45% NTSC |
| Features | Anti-glare | Anti-glare |
| PROCESSOR | ASUS ZenBook 14 (UM425IA) | ASUS 15 (X509FA) |
|---|
| CPU | AMD Ryzen 5 4500U / 2.3 GHz | Intel Core i7 (8th Gen) 8565U / 1.8 GHz |
|---|---|---|
| Max Turbo Speed | 4 GHz | 4.6 GHz |
| Number of Cores | 6-core | Quad-Core |
| Cache | 8 MB | 8 MB |
| 64-bit Computing | Yes | Yes |
| MEMORY | ASUS ZenBook 14 (UM425IA) | ASUS 15 (X509FA) |
|---|
| 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 |
| STORAGE | ASUS ZenBook 14 (UM425IA) | ASUS 15 (X509FA) |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD M.2 PCIe - NVM Express (NVMe) | 256 GB SSD PCIe 3.0 x2 |
|---|
| AUDIO & VIDEO | ASUS ZenBook 14 (UM425IA) | ASUS 15 (X509FA) |
|---|
| Graphics Processor (GPU) | AMD Radeon Graphics | Intel UHD Graphics 620 |
|---|---|---|
| Camera | Yes - 720p | Yes - VGA |
| Camera Features | IR camera, Windows Hello | - |
| Sound | Harman/kardon stereo speakers, array microphone | Stereo speakers, microphone |
| COMMUNICATIONS | ASUS ZenBook 14 (UM425IA) | ASUS 15 (X509FA) |
|---|
| Wireless | Bluetooth 5.0, 802.11a/b/g/n/ac/ax | 802.11a/b/g/n/ac, Bluetooth 4.2 |
|---|---|---|
| Network Interface | Gigabit Ethernet | - |
| Features | Dual stream (2x2) | - |
| BATTERY | ASUS ZenBook 14 (UM425IA) | ASUS 15 (X509FA) |
|---|
| Technology | 4-cell Lithium Ion | 2-cell lithium polymer |
|---|---|---|
| Battery Capacity (Size) | 67 Wh | 32 Wh |
| AC ADAPTER | ASUS ZenBook 14 (UM425IA) | ASUS 15 (X509FA) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 65 Watt, 19 V, 3.42 A | 45 Watt, 19 V, 2.37 A |
| INPUT | ASUS ZenBook 14 (UM425IA) | ASUS 15 (X509FA) |
|---|
| Type | Keyboard, NumberPad | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | - | Yes |
| Keyboard Backlight | Yes | - |
| Features | Chiclet keyboard | Chiclet keyboard |
| CONNECTIONS & EXPANSIONS | ASUS ZenBook 14 (UM425IA) | ASUS 15 (X509FA) |
|---|
| Interfaces | USB 3.1 Gen 1 2 x USB-C 3.2 Gen 2 HDMI Headphone output (on supplied adapter) LAN (on supplied adapter) |
Headphone/microphone combo jack USB-C 3.1 Gen 1 USB 3.0 2 x USB 2.0 HDMI |
|---|---|---|
| Memory Card Reader | Yes (microSD) | Yes (microSD, microSDHC, microSDXC) |
| SOFTWARE | ASUS ZenBook 14 (UM425IA) | ASUS 15 (X509FA) |
|---|
| Operating System (OS) | Windows 10 Pro | Windows 10 Home |
|---|---|---|
| Software Included | McAfee, MyASUS | McAfee (12 months subscription), MyASUS |
| MISCELLANEOUS | ASUS ZenBook 14 (UM425IA) | ASUS 15 (X509FA) |
|---|
| Included Accessories | Power adapter, sleeve, USB to Ethernet adapter, USB-C to audio jack adapter | Power adapter |
|---|---|---|
| Security | Trusted Platform Module (TPM) Security Chip | - |
| Compliant Standards | MIL-STD 810G | UL, C-Tick, BSMI, CB, CCC, FCC, A-Tick, GOST-R |
| SAR Value | - | 0.13 W/kg (body), 0.13 W/kg (limb) |
| ENERGY STAR Certified | - | Yes |
| Manufacturer Warranty | - | Limited warranty - 1 year |
| Model Number | AM080R | EJ079T |
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