In depth comparison and review of Lenovo ThinkPad L540 and Acer Extensa 15 (EX215-51). 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 L540 based on its technical characteristics, features, user experience, expert reviews and price level.
durable build quality
efficient keyboard layout
good battery life
solid performance base
adequate connectivity options
heavy design
average display quality
limited graphics performance
no touchscreen option
Advantages and disadvantages of Acer Extensa 15 (EX215-51) based on its technical characteristics, features, user experience, expert reviews and price level.
affordable price
solid build quality
decent battery life
adequate performance
lightweight design
average display quality
limited storage capacity
no backlit keyboard
basic graphics capabilities
| DESIGN AND DIMENSIONS | Lenovo ThinkPad L540 | Acer Extensa 15 (EX215-51) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 37.7 cm x 24.7 cm x 3.625 cm | 36.34 cm x 25.05 cm x 1.99 cm |
| Weight | 2.6 kg | 1.9 kg |
| Case Material | Polycarbonate ABS | - |
| Colour | - | Shale black |
| DISPLAY | Lenovo ThinkPad L540 | Acer Extensa 15 (EX215-51) |
|---|
| Screen Size (Type) | 15.6" | 15.6" |
|---|---|---|
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 1366 x 768 (HD) | 1920 x 1080 (Full HD) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Image Brightness | - | 220 cd/m² |
| Features | - | Anti-glare, ComfyView, 8 ms response rate, Narrow Border Display |
| PROCESSOR | Lenovo ThinkPad L540 | Acer Extensa 15 (EX215-51) |
|---|
| CPU | Intel Core i5 (4th Gen) 4200U / 1.6 GHz | Intel Core i3 (10th Gen) 10110U / 2.1 GHz |
|---|---|---|
| Max Turbo Speed | 2.6 GHz | 4.1 GHz |
| Number of Cores | Dual-Core | Dual-Core |
| Cache | 3 MB | 4 MB |
| 64-bit Computing | Yes | Yes |
| Features | Hyper-Threading Technology, integrated memory controller, Intel Turbo Boost Technology 2.0, Intel Smart Cache | Intel Turbo Boost Technology 2.0 |
| MEMORY | Lenovo ThinkPad L540 | Acer Extensa 15 (EX215-51) |
|---|
| RAM | 4 GB | 4 GB (4 GB (soldered)) |
|---|---|---|
| Max RAM Supported | 16 GB | 12 GB |
| RAM Type | DDR3L SDRAM | DDR4 SDRAM |
| Speed | 1600 MHz | - |
| Form Factor | SO-DIMM 204-pin | SO-DIMM 260-pin |
| Slots Qty | 2 | 1 |
| Empty Slots | - | 1 |
| STORAGE | Lenovo ThinkPad L540 | Acer Extensa 15 (EX215-51) |
|---|
| Main Storage Size (HDD/SSD) | 500 GB HDD SATA 6Gb/s | 128 GB SSD - Kingston |
|---|
| AUDIO & VIDEO | Lenovo ThinkPad L540 | Acer Extensa 15 (EX215-51) |
|---|
| Graphics Processor (GPU) | Intel HD Graphics 4400 | Intel UHD Graphics |
|---|---|---|
| Memory Allocation Technology | - | Shared Video Memory (UMA) |
| Camera | Yes - 720p | Yes - HD |
| Camera Features | Face tracking | - |
| Sound | Stereo speakers, two microphones | Stereo speakers, two microphones |
| Codec | Realtek ALC3232 | - |
| Compliant Standards | High Definition Audio, Dolby Advanced Audio v2 | - |
| COMMUNICATIONS | Lenovo ThinkPad L540 | Acer Extensa 15 (EX215-51) |
|---|
| Wireless | Wi-Fi | Bluetooth, 802.11a/b/g/n/ac |
|---|---|---|
| Network Interface | Gigabit Ethernet | Gigabit Ethernet |
| Features | - | Wake-on-LAN (WOL) |
| BATTERY | Lenovo ThinkPad L540 | Acer Extensa 15 (EX215-51) |
|---|
| Technology | Lithium Ion | Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | - | 48 Wh |
| AC ADAPTER | Lenovo ThinkPad L540 | Acer Extensa 15 (EX215-51) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 65 Watt | 45 Watt, 19 V |
| INPUT | Lenovo ThinkPad L540 | Acer Extensa 15 (EX215-51) |
|---|
| 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 L540 | Acer Extensa 15 (EX215-51) |
|---|
| Interfaces | USB 3.0 3 x USB 2.0 VGA Mini DisplayPort LAN Dock Headphone/microphone combo jack |
HDMI USB 3.1 Gen 1 2 x USB 2.0 LAN Headphone/microphone combo jack |
|---|---|---|
| Memory Card Reader | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) | - |
| SOFTWARE | Lenovo ThinkPad L540 | Acer Extensa 15 (EX215-51) |
|---|
| Operating System (OS) | Windows 10 Home (Microsoft Authorized Refurbisher (MAR)) | Windows 10 Home 64-bit Edition in S mode |
|---|
| MISCELLANEOUS | Lenovo ThinkPad L540 | Acer Extensa 15 (EX215-51) |
|---|
| Dockable | Yes | - |
|---|---|---|
| Included Accessories | Power adapter | Power adapter, HDD kit |
| 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 | - | MU-MIMO technology |
| Compliant Standards | ISO 9001, ISO 14001, RoHS, ISO 27001 | - |
| ENERGY STAR Certified | Yes | - |
| Manufacturer Warranty | Limited warranty - 2 years - pick-up and return | Limited warranty - 1 year - carry-in International travellers warranty - 1 year |
| Model Number | - | 39SK |
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