In depth comparison and review of ASUS 15 (M509DA) and Lenovo IdeaPad S540-15IWL (Lenovo IdeaPad S540). 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 Lenovo IdeaPad S540-15IWL (Lenovo IdeaPad S540) based on its technical characteristics, features, user experience, expert reviews and price level.
slim aluminum design
full hd display
fast ssd storage
good battery life
quiet cooling system
average color accuracy
no thunderbolt support
limited upgrade options
mediocre speaker quality
| DESIGN AND DIMENSIONS | ASUS 15 (M509DA) | Lenovo IdeaPad S540-15IWL (Lenovo IdeaPad S540) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 36.02 cm x 23.49 cm x 2.29 cm | 35.8 cm x 24.5 cm x 1.715 cm |
| Weight | 1.8 kg | 1.8 kg |
| Case Material | - | Aluminum, polycarbonate ABS |
| Colour | Transparent silver | Abyss blue |
| DISPLAY | ASUS 15 (M509DA) | Lenovo IdeaPad S540-15IWL (Lenovo IdeaPad S540) |
|---|
| Screen Size (Type) | 15.6" | 15.6" - IPS |
|---|---|---|
| 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 | 45% NTSC | 45% |
| Features | Anti-glare, NanoEdge display | Anti-glare |
| PROCESSOR | ASUS 15 (M509DA) | Lenovo IdeaPad S540-15IWL (Lenovo IdeaPad S540) |
|---|
| CPU | AMD Athlon Silver 3050U / 2.3 GHz | Intel Core i3 (8th Gen) 8145U / 2.1 GHz |
|---|---|---|
| Max Turbo Speed | 3.2 GHz | 3.9 GHz |
| Number of Cores | Dual-Core | Dual-Core |
| Cache | L2 - 4 MB | 4 MB |
| 64-bit Computing | Yes | Yes |
| Features | - | Integrated memory controller |
| MEMORY | ASUS 15 (M509DA) | Lenovo IdeaPad S540-15IWL (Lenovo IdeaPad S540) |
|---|
| RAM | 4 GB (provided memory is soldered) | 8 GB (1 x 4 GB + 4 GB (soldered)) |
|---|---|---|
| Max RAM Supported | 12 GB | 12 GB |
| RAM Type | DDR4 SDRAM | DDR4 SDRAM |
| Speed | - | 2400 MHz |
| Rated Speed | - | 2400 MHz |
| Form Factor | SO-DIMM 260-pin | SO-DIMM 260-pin |
| Slots Qty | 1 | 1 |
| Empty Slots | 1 | 0 |
| STORAGE | ASUS 15 (M509DA) | Lenovo IdeaPad S540-15IWL (Lenovo IdeaPad S540) |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD M.2 PCIe 3.0 x2 | 256 GB SSD M.2 2280 PCIe 3.0 x4 - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | ASUS 15 (M509DA) | Lenovo IdeaPad S540-15IWL (Lenovo IdeaPad S540) |
|---|
| Graphics Processor (GPU) | AMD Radeon Graphics | Intel UHD Graphics 620 |
|---|---|---|
| Camera | Yes - VGA | Yes - 720p |
| Resolution | - | 1 Megapixel |
| Camera Features | - | Privacy shutter |
| Sound | Speaker, microphone | Stereo speakers, dual array microphone |
| Compliant Standards | - | High Definition Audio, Dolby Audio |
| Audio Features | ASUS SonicMaster | - |
| COMMUNICATIONS | ASUS 15 (M509DA) | Lenovo IdeaPad S540-15IWL (Lenovo IdeaPad S540) |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 4.1 | 802.11a/b/g/n/ac, Bluetooth 4.2 |
|---|---|---|
| Wireless Controller | - | M.2 Card |
| Features | - | Single stream (1x1) |
| BATTERY | ASUS 15 (M509DA) | Lenovo IdeaPad S540-15IWL (Lenovo IdeaPad S540) |
|---|
| Technology | 2-cell Lithium Ion | Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 32 Wh | 70 Wh |
| Battery Life | - | Up to 15 hours |
| AC ADAPTER | ASUS 15 (M509DA) | Lenovo IdeaPad S540-15IWL (Lenovo IdeaPad S540) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 45 Watt, 19 V, 2.37 A | 65 Watt |
| INPUT | ASUS 15 (M509DA) | Lenovo IdeaPad S540-15IWL (Lenovo IdeaPad S540) |
|---|
| Type | Keyboard, touchpad | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | - | Yes |
| Keyboard Backlight | - | Yes |
| Features | Chiclet keyboard | Multi-touch touchpad, buttonless touchpad |
| CONNECTIONS & EXPANSIONS | ASUS 15 (M509DA) | Lenovo IdeaPad S540-15IWL (Lenovo IdeaPad S540) |
|---|
| Interfaces | Headphone/microphone combo jack USB 3.1 Gen 1 2 x USB 2.0 USB-C 3.1 Gen 1 HDMI |
USB 3.1 Gen 1 USB-C 3.1 Gen 1 HDMI Headphone/microphone combo jack USB 3.1 Gen 1 (Always On) |
|---|---|---|
| Memory Card Reader | Yes (microSD, microSDHC, microSDXC) | 4 in 1 (MultiMediaCard, microSD, microSDHC, microSDXC) |
| SOFTWARE | ASUS 15 (M509DA) | Lenovo IdeaPad S540-15IWL (Lenovo IdeaPad S540) |
|---|
| Operating System (OS) | No operating system | Windows 10 Home 64-bit Edition - English |
|---|---|---|
| Software Included | - | Microsoft Office (30 days trial) |
| MISCELLANEOUS | ASUS 15 (M509DA) | Lenovo IdeaPad S540-15IWL (Lenovo IdeaPad S540) |
|---|
| Included Accessories | Power adapter | Power adapter |
|---|---|---|
| Security | Firmware Trusted Platform Module (TPM) Security Chip | Firmware Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader |
| Security Slot Type | Kensington security slot | - |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | - |
| Features | System password | Administrator password, hard drive password, power-on password, RapidCharge |
| Compliant Standards | UL, C-Tick, BSMI, CB, CCC, FCC, A-Tick, GOST-R | RoHS, Energy-Related Products (ErP) Lot 3 |
| SAR Value | 0.13 W/kg (body), 0.13 W/kg (limb) | - |
| ENERGY STAR Certified | Yes | Yes |
| Manufacturer Warranty | - | Limited warranty - 1 year - pick-up and return |
| Model Number | EJ381 | 15IWL 81NE |
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