In depth comparison and review of Lenovo ThinkPad W540 and Acer Aspire 5 (A517-51G). 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 Lenovo ThinkPad W540 based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
excellent keyboard feel
powerful processor options
good graphics performance
reliable brand reputation
heavier than competitors
outdated design
average battery life
premium price tag
| DESIGN AND DIMENSIONS | Lenovo ThinkPad W540 | Acer Aspire 5 (A517-51G) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 37.66 cm x 24.81 cm x 2.95 cm | 42.332 cm x 28.991 cm x 2.825 cm |
| Weight | 2.53 kg | 3 kg |
| Case Material | Glass-fibre reinforced plastic | Polycarbonate, ABS plastic |
| Colour | - | Obsidian black |
| DISPLAY | Lenovo ThinkPad W540 | Acer Aspire 5 (A517-51G) |
|---|
| Screen Size (Type) | 15.6" | 17.3" |
|---|---|---|
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 1920 x 1080 (Full HD) | 1920 x 1080 (Full HD) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Image Brightness | - | 300 cd/m² |
| Features | Anti-glare | Anti-glare, ComfyView, 25 ms response rate |
| PROCESSOR | Lenovo ThinkPad W540 | Acer Aspire 5 (A517-51G) |
|---|
| CPU | Intel Core i7 (4th Gen) 4800MQ / 2.7 GHz | Intel Core i5 (8th Gen) 8250U / 1.6 GHz |
|---|---|---|
| Max Turbo Speed | 3.7 GHz | 3.4 GHz |
| Number of Cores | Quad-Core | Quad-Core |
| Cache | 6 MB | 6 MB |
| 64-bit Computing | Yes | Yes |
| Chipset | Intel QM87 | - |
| Features | Integrated memory controller | Intel Turbo Boost Technology 2.0 |
| MEMORY | Lenovo ThinkPad W540 | Acer Aspire 5 (A517-51G) |
|---|
| RAM | 4 GB | 8 GB (1 x 4 GB + 4 GB (soldered)) |
|---|---|---|
| Max RAM Supported | 32 GB | - |
| RAM Type | DDR3L SDRAM | DDR4 SDRAM |
| Form Factor | SO-DIMM 204-pin | SO-DIMM 260-pin |
| Slots Qty | 4 | 1 |
| Empty Slots | - | 0 |
| STORAGE | Lenovo ThinkPad W540 | Acer Aspire 5 (A517-51G) |
|---|
| Main Storage Size (HDD/SSD) | 500 GB HDD | 128 GB SSD - Kingston |
|---|---|---|
| Secondary Storage | - | 1 TB HDD SATA / 5400 rpm - HGST |
| Optical Drive | - | DVD-Writer - tray |
| AUDIO & VIDEO | Lenovo ThinkPad W540 | Acer Aspire 5 (A517-51G) |
|---|
| Multi-GPU Configuration | 1 single GPU card / integrated GPU | - |
|---|---|---|
| Graphics Processor (GPU) | NVIDIA Quadro K1000M / Intel HD Graphics 4600 | NVIDIA GeForce MX150 |
| Video Memory | - | 2 GB GDDR5 SDRAM |
| Video System Features | NVIDIA Optimus | - |
| Camera | Yes - 720p | Yes - HD |
| Camera Features | Face tracking | - |
| Sound | Stereo speakers, dual array microphone | Stereo speakers, microphone |
| Codec | Realtek ALC3232 | - |
| Compliant Standards | High Definition Audio, Dolby Home Theater v4 | - |
| Audio Features | - | Acer TrueHarmony technology |
| COMMUNICATIONS | Lenovo ThinkPad W540 | Acer Aspire 5 (A517-51G) |
|---|
| Wireless | Bluetooth 4.0, Wi-Fi | Bluetooth 4.0, 802.11a/b/g/n/ac |
|---|---|---|
| Network Interface | Gigabit Ethernet | Gigabit Ethernet |
| Features | - | Wake-on-LAN (WOL) |
| BATTERY | Lenovo ThinkPad W540 | Acer Aspire 5 (A517-51G) |
|---|
| Technology | Lithium Ion | 4-cell |
|---|---|---|
| Battery Capacity (Size) | - | 3320 mAh |
| AC ADAPTER | Lenovo ThinkPad W540 | Acer Aspire 5 (A517-51G) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | - | 65 Watt, 19 V |
| INPUT | Lenovo ThinkPad W540 | Acer Aspire 5 (A517-51G) |
|---|
| Type | Keyboard, TrackPoint, UltraNav | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | Yes | Yes |
| Keyboard Backlight | Yes | - |
| Features | Spill-resistant, multi-touch touchpad | Multi-gesture touch pad, Acer FineTip keyboard, precision touchpad |
| CONNECTIONS & EXPANSIONS | Lenovo ThinkPad W540 | Acer Aspire 5 (A517-51G) |
|---|
| Expansion Bays | 1 x Ultrabay | - |
|---|---|---|
| Slots | 1 x ExpressCard/34 (1 free) | - |
| Interfaces | 2 x USB 3.0 USB 2.0 VGA Mini DisplayPort/Thunderbolt combo LAN Dock Headphone/microphone combo jack USB 2.0 (Always On) |
2 x USB 2.0 USB 3.0 HDMI LAN USB-C 3.1 Gen 1 Headphone/microphone combo jack |
| Memory Card Reader | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) | Yes (SD Card) |
| SOFTWARE | Lenovo ThinkPad W540 | Acer Aspire 5 (A517-51G) |
|---|
| Operating System (OS) | Windows 10 Home 64-bit Edition (Microsoft Authorized Refurbisher (MAR)) | Windows 10 Home 64-bit Edition |
|---|
| MISCELLANEOUS | Lenovo ThinkPad W540 | Acer Aspire 5 (A517-51G) |
|---|
| Dockable | Yes | - |
|---|---|---|
| Included Accessories | Power adapter | Power adapter |
| Security | Trusted Platform Module (TPM 1.2) Security Chip | - |
| 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 | Administrator password, hard drive password, power-on password, ThinkVantage Active Protection System | HDCP Compliant |
| Compliant Standards | ISO 9001, ISO 14001, RoHS, GREENGUARD, ISO 27001 | - |
| ENERGY STAR Certified | Yes | - |
| Manufacturer Warranty | Limited warranty - 2 years - pick-up and return | - |
| Model Number | - | 55NN |
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