In depth comparison and review of ASUS 15 (M509DA) and Lenovo ThinkPad T15 Gen 2 (20W4). 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 ThinkPad T15 Gen 2 (20W4) based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
excellent keyboard feel
impressive cpu performance
good battery life
reliable security features
heavier than competitors
limited color accuracy
expensive base model
noisy under load
| DESIGN AND DIMENSIONS | ASUS 15 (M509DA) | Lenovo ThinkPad T15 Gen 2 (20W4) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 36.02 cm x 23.49 cm x 2.29 cm | 36.58 cm x 24.8 cm x 1.91 cm |
| Weight | 1.8 kg | 1.82 kg |
| Case Material | - | Polycarbonate ABS, glass-fibre, magnesium alloy, polyphenylene sulfide, polyamide, Talc15 |
| Colour | Transparent silver | Black |
| DISPLAY | ASUS 15 (M509DA) | Lenovo ThinkPad T15 Gen 2 (20W4) |
|---|
| 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 | - | 300 cd/m² |
| Colour Gamut | 45% NTSC | 45% NTSC |
| Features | Anti-glare, NanoEdge display | Anti-glare, 170° viewing angle |
| PROCESSOR | ASUS 15 (M509DA) | Lenovo ThinkPad T15 Gen 2 (20W4) |
|---|
| CPU | AMD Athlon Silver 3050U / 2.3 GHz | Intel Core i5 (11th Gen) 1135G7 / 2.4 GHz |
|---|---|---|
| Max Turbo Speed | 3.2 GHz | 4.2 GHz |
| Number of Cores | Dual-Core | Quad-Core |
| Cache | L2 - 4 MB | 8 MB |
| 64-bit Computing | Yes | - |
| Features | - | Integrated memory controller |
| MEMORY | ASUS 15 (M509DA) | Lenovo ThinkPad T15 Gen 2 (20W4) |
|---|
| RAM | 4 GB (provided memory is soldered) | 8 GB (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | 12 GB | 40 GB |
| RAM Type | DDR4 SDRAM | DDR4 SDRAM |
| Speed | - | 3200 MHz |
| Rated Speed | - | 3200 MHz |
| Form Factor | SO-DIMM 260-pin | SO-DIMM 260-pin |
| Slots Qty | 1 | 1 |
| Empty Slots | 1 | 1 |
| STORAGE | ASUS 15 (M509DA) | Lenovo ThinkPad T15 Gen 2 (20W4) |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD M.2 PCIe 3.0 x2 | 256 GB SSD M.2 2280 - TCG Opal Encryption 2, NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | ASUS 15 (M509DA) | Lenovo ThinkPad T15 Gen 2 (20W4) |
|---|
| Graphics Processor (GPU) | AMD Radeon Graphics | Intel Iris Xe Graphics |
|---|---|---|
| Memory Allocation Technology | - | Shared Video Memory (UMA) |
| Max Monitors Supported | - | 3 external monitor(s) |
| Camera | Yes - VGA | Yes - 720p |
| Camera Features | - | IR camera, Windows Hello, fixed focus, ThinkShutter camera privacy |
| Sound | Speaker, microphone | Stereo speakers, dual array microphone |
| Codec | - | Realtek ALC3287 |
| Compliant Standards | - | High Definition Audio, Dolby Audio |
| Audio Features | ASUS SonicMaster | - |
| COMMUNICATIONS | ASUS 15 (M509DA) | Lenovo ThinkPad T15 Gen 2 (20W4) |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 4.1 | 802.11a/b/g/n/ac/ax, Bluetooth 5.2 |
|---|---|---|
| Wireless Controller | - | Intel Wi-Fi 6 AX 201 |
| Network Interface | - | Gigabit Ethernet |
| Ethernet Controller | - | Intel I219-LM |
| Features | - | Dual stream (2x2) |
| WWAN |
|---|
| Generation | - | WWAN upgradable |
|---|
| BATTERY | ASUS 15 (M509DA) | Lenovo ThinkPad T15 Gen 2 (20W4) |
|---|
| Technology | 2-cell Lithium Ion | Lithium polymer |
|---|---|---|
| Battery Capacity (Size) | 32 Wh | 57 Wh |
| Battery Life | - | Up to 16.8 hours |
| AC ADAPTER | ASUS 15 (M509DA) | Lenovo ThinkPad T15 Gen 2 (20W4) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 45 Watt, 19 V, 2.37 A | 65 Watt |
| INPUT | ASUS 15 (M509DA) | Lenovo ThinkPad T15 Gen 2 (20W4) |
|---|
| Type | Keyboard, touchpad | Keyboard, TrackPoint, UltraNav |
|---|---|---|
| Numeric Keypad | - | Yes |
| Keyboard Backlight | - | Yes |
| Features | Chiclet keyboard | Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls |
| CONNECTIONS & EXPANSIONS | ASUS 15 (M509DA) | Lenovo ThinkPad T15 Gen 2 (20W4) |
|---|
| Interfaces | Headphone/microphone combo jack USB 3.1 Gen 1 2 x USB 2.0 USB-C 3.1 Gen 1 HDMI |
USB 3.2 Gen 1 (Always On) USB 3.2 Gen 1 2 x USB4 (supports Thunderbolt 4, DisplayPort 1.4a Alt Mode) (Power Delivery 3.0) HDMI Headphone/microphone combo jack LAN Dock |
|---|---|---|
| Memory Card Reader | Yes (microSD, microSDHC, microSDXC) | Yes (microSD) |
| SOFTWARE | ASUS 15 (M509DA) | Lenovo ThinkPad T15 Gen 2 (20W4) |
|---|
| Operating System (OS) | No operating system | Windows 10 Pro 64-bit Edition - English |
|---|
| MISCELLANEOUS | ASUS 15 (M509DA) | Lenovo ThinkPad T15 Gen 2 (20W4) |
|---|
| Dockable | - | Yes |
|---|---|---|
| Included Accessories | Power adapter | USB-C power adapter |
| Security | Firmware Trusted Platform Module (TPM) Security Chip | Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader, smart card reader |
| 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 | Administrator password, power-on password, RapidCharge, self-healing BIOS, NVMe password |
| Compliant Standards | UL, C-Tick, BSMI, CB, CCC, FCC, A-Tick, GOST-R | RoHS |
| SAR Value | 0.13 W/kg (body), 0.13 W/kg (limb) | - |
| ENERGY STAR Certified | Yes | Yes |
| EPEAT Compliant | - | EPEAT Gold |
| TCO Certified | - | TCO Certified Notebooks 8 |
| Max Operating Temperature | - | 35 °C |
| Min Operating Temperature | - | 5 °C |
| Humidity Range Operating | - | 8 - 95% |
| Manufacturer Warranty | - | Base warranty - 3 years - pick-up and return Base warranty - battery - 1 year Extended warranty - 1 year - on-site |
| Model Number | EJ381 | - |