In depth comparison and review of ASUS 15 (M509DA) and ASUS P1511CEA (EJI3X). 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 P1511CEA (EJI3X) based on its technical characteristics, features, user experience, expert reviews and price level.
affordable price
lightweight design
solid build quality
decent battery life
fast SSD storage
average display quality
limited graphics performance
no backlit keyboard
fewer USB ports
| DESIGN AND DIMENSIONS | ASUS 15 (M509DA) | ASUS P1511CEA (EJI3X) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 36.02 cm x 23.49 cm x 2.29 cm | 36 cm x 23.5 cm x 1.99 cm |
| Weight | 1.8 kg | 1.8 kg |
| Colour | Transparent silver | Slate grey |
| DISPLAY | ASUS 15 (M509DA) | ASUS P1511CEA (EJI3X) |
|---|
| Screen Size (Type) | 15.6" | 15.6" |
|---|---|---|
| LCD Backlight Technology | LED backlight | - |
| Screen Resolution | 1920 x 1080 (Full HD) | 1920 x 1080 (Full HD) |
| V-Sync Rate at Max Res. | 60 Hz | 60 Hz |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Image Brightness | - | 250 cd/m² |
| Colour Gamut | 45% NTSC | 45% NTSC |
| Features | Anti-glare, NanoEdge display | Anti-glare, NanoEdge display, IPS-level, 83% screen-to-body ratio |
| PROCESSOR | ASUS 15 (M509DA) | ASUS P1511CEA (EJI3X) |
|---|
| CPU | AMD Athlon Silver 3050U / 2.3 GHz | Intel Core i3 (11th Gen) 1115G4 / 3 GHz |
|---|---|---|
| Max Turbo Speed | 3.2 GHz | 4.1 GHz |
| Number of Cores | Dual-Core | Dual-Core |
| Cache | L2 - 4 MB | 6 MB |
| 64-bit Computing | Yes | - |
| MEMORY | ASUS 15 (M509DA) | ASUS P1511CEA (EJI3X) |
|---|
| RAM | 4 GB (provided memory is soldered) | 8 GB (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | 12 GB | 16 GB |
| RAM Type | DDR4 SDRAM | DDR4 SDRAM |
| Form Factor | SO-DIMM 260-pin | SO-DIMM 260-pin |
| Slots Qty | 1 | 1 |
| Empty Slots | 1 | 1 |
| STORAGE | ASUS 15 (M509DA) | ASUS P1511CEA (EJI3X) |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD M.2 PCIe 3.0 x2 | 256 GB SSD M.2 PCIe 3.0 x4 - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | ASUS 15 (M509DA) | ASUS P1511CEA (EJI3X) |
|---|
| Graphics Processor (GPU) | AMD Radeon Graphics | Intel UHD Graphics |
|---|---|---|
| Camera | Yes - VGA | Yes - VGA |
| Sound | Speaker, microphone | Speakers, microphone |
| Audio Features | ASUS SonicMaster | - |
| COMMUNICATIONS | ASUS 15 (M509DA) | ASUS P1511CEA (EJI3X) |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 4.1 | 802.11a/b/g/n/ac, Bluetooth 5.1 |
|---|---|---|
| Network Interface | - | Gigabit Ethernet |
| Features | - | Single stream (1x1) |
| BATTERY | ASUS 15 (M509DA) | ASUS P1511CEA (EJI3X) |
|---|
| Technology | 2-cell Lithium Ion | 2-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 32 Wh | 37 Wh |
| AC ADAPTER | ASUS 15 (M509DA) | ASUS P1511CEA (EJI3X) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 45 Watt, 19 V, 2.37 A | 45 Watt, 19 V, 2.37 A |
| INPUT | ASUS 15 (M509DA) | ASUS P1511CEA (EJI3X) |
|---|
| Type | Keyboard, touchpad | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | - | Yes |
| Features | Chiclet keyboard | Chiclet keyboard, 1.4mm travel distance |
| CONNECTIONS & EXPANSIONS | ASUS 15 (M509DA) | ASUS P1511CEA (EJI3X) |
|---|
| Slots | - | 1 x Serial ATA (1 free) 1 x M.2 (PCI Express 3.0 x4) (0 free) |
|---|---|---|
| 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 2 x USB 2.0 USB 3.2 Gen 1 USB-C 3.2 Gen 1 HDMI 1.4 LAN (on supplied adapter) |
| Memory Card Reader | Yes (microSD, microSDHC, microSDXC) | - |
| SOFTWARE | ASUS 15 (M509DA) | ASUS P1511CEA (EJI3X) |
|---|
| Operating System (OS) | No operating system | Windows 11 Home |
|---|---|---|
| Software Included | - | McAfee LiveSafe, MyASUS, Microsoft 365 (1 month trial) |
| MISCELLANEOUS | ASUS 15 (M509DA) | ASUS P1511CEA (EJI3X) |
|---|
| Included Accessories | Power adapter | Power adapter, USB-A to RJ45 gigabit ethernet adapter |
|---|---|---|
| Security | Firmware Trusted Platform Module (TPM) Security Chip | Firmware Trusted Platform Module (TPM) solution |
| Security Slot Type | Kensington security slot | Kensington security slot |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | Security lock slot (cable lock sold separately) |
| Features | System password | System password, anti-shock hard drive |
| Compliant Standards | 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 - pick-up and return |
| Model Number | EJ381 | - |
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