Side by side comparison and review of Lenovo ThinkPad L520 and Dell Latitude E5540. Compare dimensions, processors, batteries, storage capacities and other key specifications and features to simplify the choice of your perfect laptop. Our goal is to make it easier for you to decide on the laptop that will best meet your expectations by revealing the main differences between the products.
Advantages and disadvantages of Lenovo ThinkPad L520 based on its technical characteristics, features, user experience, expert reviews and price level.
durable build quality
excellent keyboard comfort
good battery life
solid performance
reliable security features
heavier than competitors
dated design
average display quality
limited graphics performance
| DESIGN AND DIMENSIONS | Lenovo ThinkPad L520 | Dell Latitude E5540 |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 38 cm x 24.7 cm x 3.6 cm | 37.9 cm x 25.05 cm x 2.97 cm |
| Weight | 2.6 kg | 2.3 kg |
| Colour | - | Black | Grey |
| DISPLAY | Lenovo ThinkPad L520 | Dell Latitude E5540 |
|---|
| Screen Size (Type) | 15.6" | 15.6" |
|---|---|---|
| LCD Backlight Technology | LED backlight | WLED backlight |
| Screen Resolution | 1600 x 900 (HD+) | 1366 x 768 (HD) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Colour Support | 16.7 million colours | - |
| Features | Anti-glare | Anti-glare, WideView |
| PROCESSOR | Lenovo ThinkPad L520 | Dell Latitude E5540 |
|---|
| CPU | Intel Core i5 (2nd Gen) 2520M / 2.5 GHz | Intel Core i5 (4th Gen) 4200U / 1.6 GHz |
|---|---|---|
| Max Turbo Speed | 3.2 GHz | 2.6 GHz |
| Number of Cores | Dual-Core | Dual-Core |
| Cache | L3 - 3 MB | 3 MB |
| 64-bit Computing | Yes | Yes |
| Features | Hyper-Threading Technology, integrated memory controller, Intel Turbo Boost Technology 2.0 | Hyper-Threading Technology, Intel Turbo Boost Technology 2.0, Intel Smart Cache |
| MEMORY | Lenovo ThinkPad L520 | Dell Latitude E5540 |
|---|
| RAM | 4 GB | 4 GB (1 x 4 GB) |
|---|---|---|
| Max RAM Supported | 8 GB | 16 GB |
| RAM Type | DDR3 SDRAM | DDR3L SDRAM |
| Speed | - | 1600 MHz / PC3L-12800 |
| Rated Speed | - | 1600 MHz |
| Form Factor | SO-DIMM 204-pin | SO-DIMM 204-pin |
| Slots Qty | 2 | 2 |
| Empty Slots | - | 1 |
| STORAGE | Lenovo ThinkPad L520 | Dell Latitude E5540 |
|---|
| Main Storage Size (HDD/SSD) | 320 GB HDD | 500 GB HDD SATA 3Gb/s / 5400 rpm |
|---|---|---|
| Optical Drive | DVD-Writer | DVD±RW |
| Read Speed | - | 8x |
| AUDIO & VIDEO | Lenovo ThinkPad L520 | Dell Latitude E5540 |
|---|
| Graphics Processor (GPU) | Intel HD Graphics 3000 | Intel HD Graphics 4400 |
|---|---|---|
| Memory Allocation Technology | Dynamic Video Memory Technology | Dynamic Video Memory Technology |
| Camera | Yes | Yes |
| Resolution | 0.92 Megapixel | - |
| Camera Features | - | 720p HD movie recording |
| Sound | Stereo speakers, microphone | Stereo speakers, stereo microphone |
| Codec | Realtek ALC269Q | Realtek ALC3226 |
| Compliant Standards | High Definition Audio | High Definition Audio |
| COMMUNICATIONS | Lenovo ThinkPad L520 | Dell Latitude E5540 |
|---|
| Wireless | 802.11a/b/g/n, Bluetooth 3.0 | Bluetooth 4.0, 802.11a/b/g/n/ac |
|---|---|---|
| Wireless Controller | - | Intel Dual Band Wireless-AC 7260 |
| Network Interface | Gigabit Ethernet | Gigabit Ethernet |
| Features | - | Intel Wireless Display (WiDi) |
| WWAN |
|---|
| Generation | 3G upgradable | - |
|---|
| BATTERY | Lenovo ThinkPad L520 | Dell Latitude E5540 |
|---|
| Technology | Lithium Ion | 9-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | - | 97 Wh |
| AC ADAPTER | Lenovo ThinkPad L520 | Dell Latitude E5540 |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | - | 65 Watt |
| INPUT | Lenovo ThinkPad L520 | Dell Latitude E5540 |
|---|
| Type | Keyboard, TrackPoint, UltraNav | Keyboard, touchpad |
|---|---|---|
| Features | Spill-resistant, multi-touch touchpad | Multi-touch touchpad |
| CONNECTIONS & EXPANSIONS | Lenovo ThinkPad L520 | Dell Latitude E5540 |
|---|
| Slots | 1 x ExpressCard/54 (1 free) | 1 x PCI Express Half Mini Card 1 x ExpressCard |
|---|---|---|
| Interfaces | 2 x USB 2.0 PoweredUSB 2.0 USB 2.0/eSATA VGA DisplayPort LAN Headphone/microphone combo jack |
LAN 2 x USB 2.0 USB 3.0 Headphone/microphone combo jack VGA HDMI Dock |
| Memory Card Reader | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) | 8 in 1 (SD Card) |
| SOFTWARE | Lenovo ThinkPad L520 | Dell Latitude E5540 |
|---|
| Operating System (OS) | Windows 10 Home 64-bit Edition (Microsoft Authorized Refurbisher (MAR)) | Microsoft Windows 7 Professional 64-bit Edition - English |
|---|---|---|
| Software Included | - | McAfee SecurityCenter (30 days trial) |
| MISCELLANEOUS | Lenovo ThinkPad L520 | Dell Latitude E5540 |
|---|
| Dockable | - | Yes |
|---|---|---|
| Included Accessories | Power adapter | Power adapter |
| Security | Trusted Platform Module (TPM 1.2) Security Chip | Trusted Platform Module (TPM) 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 | - | ExpressCharge |
| Compliant Standards | ISO 9001, ISO 14001, RoHS, ISO 27001 | - |
| ENERGY STAR Certified | Yes | Yes |
| EPEAT Compliant | EPEAT Gold | - |
| Max Operating Temperature | - | 35 °C |
| Min Operating Temperature | - | 0 °C |
| Humidity Range Operating | - | 10 - 90% (non-condensing) |
| Manufacturer Warranty | Limited warranty - 2 years - pick-up and return | Limited warranty - 3 years - response time: next business day |
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