In depth comparison and review of ASUS 15 (M509DA) and ASUS ZenBook 14X OLED (UX3404VC). 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 15 (M509DA) 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 upgrade options
no backlit keyboard
mediocre sound output
Advantages and disadvantages of ASUS ZenBook 14X OLED (UX3404VC) based on its technical characteristics, features, user experience, expert reviews and price level.
vibrant oled display
compact lightweight design
powerful intel processor
solid build quality
fast ssd storage
average battery life
limited port selection
no dedicated gpu
higher price point
| DESIGN AND DIMENSIONS | ASUS 15 (M509DA) | ASUS ZenBook 14X OLED (UX3404VC) |
|---|
| Product Type | Notebook | Notebook - 180-degree hinge design |
|---|---|---|
| Dimensions (WxDxH) | 36.02 cm x 23.49 cm x 2.29 cm | 32.18 cm x 22.56 cm x 1.69 cm |
| Weight | 1.8 kg | 1.56 kg |
| Case Material | - | Aluminum |
| Colour | Transparent silver | Inkwell grey |
| DISPLAY | ASUS 15 (M509DA) | ASUS ZenBook 14X OLED (UX3404VC) |
|---|
| Screen Size (Type) | 15.6" | 14.5" OLED |
|---|---|---|
| Touchscreen | - | Yes |
| LCD Backlight Technology | LED backlight | - |
| Screen Resolution | 1920 x 1080 (Full HD) | 2880 x 1800 (2.8K) |
| V-Sync Rate at Max Res. | 60 Hz | 120 Hz |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:10 |
| Image Brightness | - | 550 cd/m² |
| Colour Gamut | 45% NTSC | 100% DCI-P3 |
| Colour Support | - | 1.07 billion colours |
| Features | Anti-glare, NanoEdge display | Glossy, Corning Gorilla glass, Pantone Validated, VESA DisplayHDR 500, 89% screen-to-body ratio, 0.2 ms response rate, True Black |
| PROCESSOR | ASUS 15 (M509DA) | ASUS ZenBook 14X OLED (UX3404VC) |
|---|
| CPU | AMD Athlon Silver 3050U / 2.3 GHz | Intel Core i9 (13th Gen) 13900H / 2.6 GHz |
|---|---|---|
| Max Turbo Speed | 3.2 GHz | 5.4 GHz |
| Number of Cores | Dual-Core | 14-core |
| Cache | L2 - 4 MB | L3 - 24 MB |
| 64-bit Computing | Yes | - |
| Platform Technology | - | Intel Evo |
| Features | - | Intel Smart Cache |
| MEMORY | ASUS 15 (M509DA) | ASUS ZenBook 14X OLED (UX3404VC) |
|---|
| RAM | 4 GB (provided memory is soldered) | 16 GB (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | 12 GB | 16 GB |
| RAM Type | DDR4 SDRAM | LPDDR5 SDRAM |
| Speed | - | 4800 MHz |
| Rated Speed | - | 4800 MHz |
| Form Factor | SO-DIMM 260-pin | - |
| Slots Qty | 1 | - |
| Empty Slots | 1 | - |
| STORAGE | ASUS 15 (M509DA) | ASUS ZenBook 14X OLED (UX3404VC) |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD M.2 PCIe 3.0 x2 | 1 TB SSD M.2 PCIe 4.0 x4 - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | ASUS 15 (M509DA) | ASUS ZenBook 14X OLED (UX3404VC) |
|---|
| Multi-GPU Configuration | - | 1 single GPU card / integrated GPU |
|---|---|---|
| Graphics Processor (GPU) | AMD Radeon Graphics | NVIDIA GeForce RTX 3050 / Intel Iris Xe Graphics |
| Video Memory | - | 4 GB GDDR6 SDRAM |
| Camera | Yes - VGA | Yes - 1080p |
| Camera Features | - | IR camera, Windows Hello |
| Sound | Speaker, microphone | Harman/kardon stereo speakers, dual array microphone |
| Compliant Standards | - | Dolby Atmos |
| Audio Features | ASUS SonicMaster | Output: Smart Amplification technology, Asus Audio Booster; Input: AI noise cancelling |
| COMMUNICATIONS | ASUS 15 (M509DA) | ASUS ZenBook 14X OLED (UX3404VC) |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 4.1 | 802.11a/b/g/n/ac/ax (Wi-Fi 6E), Bluetooth 5.3 |
|---|---|---|
| Features | - | Dual stream (2x2) |
| BATTERY | ASUS 15 (M509DA) | ASUS ZenBook 14X OLED (UX3404VC) |
|---|
| Technology | 2-cell Lithium Ion | 3-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 32 Wh | 70 Wh |
| AC ADAPTER | ASUS 15 (M509DA) | ASUS ZenBook 14X OLED (UX3404VC) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 45 Watt, 19 V, 2.37 A | 100 Watt, 20 V, 5 A |
| INPUT | ASUS 15 (M509DA) | ASUS ZenBook 14X OLED (UX3404VC) |
|---|
| Type | Keyboard, touchpad | Keyboard, NumberPad |
|---|---|---|
| Numeric Keypad | - | Yes |
| Keyboard Backlight | - | Yes |
| Features | Chiclet keyboard | 1.4mm travel distance, ASUS ErgoSense |
| CONNECTIONS & EXPANSIONS | ASUS 15 (M509DA) | ASUS ZenBook 14X OLED (UX3404VC) |
|---|
| Interfaces | Headphone/microphone combo jack USB 3.1 Gen 1 2 x USB 2.0 USB-C 3.1 Gen 1 HDMI |
Headphone/microphone combo jack USB 3.2 Gen 2 2 x USB-C (supports Thunderbolt 4, DisplayPort Alt Mode) (Power Delivery) HDMI 2.1 |
|---|---|---|
| Memory Card Reader | Yes (microSD, microSDHC, microSDXC) | - |
| SOFTWARE | ASUS 15 (M509DA) | ASUS ZenBook 14X OLED (UX3404VC) |
|---|
| Operating System (OS) | No operating system | Windows 11 Home |
|---|---|---|
| Software Included | - | MyASUS, ScreenXpert, ProArt Creator Hub, Microsoft 365 (1 month trial), GlideX |
| MISCELLANEOUS | ASUS 15 (M509DA) | ASUS ZenBook 14X OLED (UX3404VC) |
|---|
| Included Accessories | Power adapter | USB-C power adapter |
|---|---|---|
| Security | Firmware Trusted Platform Module (TPM) Security Chip | Trusted Platform Module (TPM 2.0) Security Chip |
| Security Slot Type | Kensington security slot | - |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | - |
| Features | System password | ASUS IceCool design, MIL-STD-810H tested, compatible with stylus, Cortana support |
| Compliant Standards | UL, C-Tick, BSMI, CB, CCC, FCC, A-Tick, GOST-R | RoHS, REACH, TUV Rheinland Low Blue Light Certification, SGS Eye Care Display Certification |
| SAR Value | 0.13 W/kg (body), 0.13 W/kg (limb) | - |
| ENERGY STAR Certified | Yes | - |
| Max Operating Temperature | - | 49 °C |
| Min Operating Temperature | - | -37 °C |
| Humidity Range Operating | - | 95% RH |
| Model Number | EJ381 | M3130W |
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