In depth comparison and review of Lenovo ThinkPad L520 and Dell Latitude E5550. 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 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 E5550 |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 38 cm x 24.7 cm x 3.6 cm | 37.69 cm x 25.52 cm x 2.345 cm |
| Weight | 2.6 kg | 2.14 kg |
| Case Material | - | Glass-fibre reinforced plastic |
| DISPLAY | Lenovo ThinkPad L520 | Dell Latitude E5550 |
|---|
| 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 |
| Image Brightness | - | 200 cd/m² |
| Colour Support | 16.7 million colours | - |
| Features | Anti-glare | Anti-glare, BFR/PVC-free |
| PROCESSOR | Lenovo ThinkPad L520 | Dell Latitude E5550 |
|---|
| CPU | Intel Core i5 (2nd Gen) 2520M / 2.5 GHz | Intel Core i3 (5th Gen) 5010U / 2.1 GHz |
|---|---|---|
| Max Turbo Speed | 3.2 GHz | - |
| Number of Cores | Dual-Core | Dual-Core |
| Cache | L3 - 3 MB | L3 - 3 MB |
| 64-bit Computing | Yes | Yes |
| Features | Hyper-Threading Technology, integrated memory controller, Intel Turbo Boost Technology 2.0 | - |
| MEMORY | Lenovo ThinkPad L520 | Dell Latitude E5550 |
|---|
| 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 |
| Form Factor | SO-DIMM 204-pin | SO-DIMM 204-pin |
| Slots Qty | 2 | 2 |
| Empty Slots | - | 1 |
| STORAGE | Lenovo ThinkPad L520 | Dell Latitude E5550 |
|---|
| Main Storage Size (HDD/SSD) | 320 GB HDD | 500 GB HDD SATA / 7200 rpm |
|---|---|---|
| Optical Drive | DVD-Writer | - |
| AUDIO & VIDEO | Lenovo ThinkPad L520 | Dell Latitude E5550 |
|---|
| Graphics Processor (GPU) | Intel HD Graphics 3000 | Intel HD Graphics 5500 |
|---|---|---|
| Memory Allocation Technology | Dynamic Video Memory Technology | - |
| Camera | Yes | Yes - HD |
| Resolution | 0.92 Megapixel | - |
| Sound | Stereo speakers, microphone | Speakers, microphone |
| Codec | Realtek ALC269Q | - |
| Compliant Standards | High Definition Audio | - |
| COMMUNICATIONS | Lenovo ThinkPad L520 | Dell Latitude E5550 |
|---|
| Wireless | 802.11a/b/g/n, Bluetooth 3.0 | Bluetooth 4.0, 802.11a/b/g/n/ac, NFC |
|---|---|---|
| Wireless Controller | - | Intel Dual Band Wireless-AC 7265 - PCI Express Half Mini Card |
| Network Interface | Gigabit Ethernet | Gigabit Ethernet |
| WWAN |
|---|
| Generation | 3G upgradable | - |
|---|
| BATTERY | Lenovo ThinkPad L520 | Dell Latitude E5550 |
|---|
| Technology | Lithium Ion | 4-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | - | 51 Wh |
| AC ADAPTER | Lenovo ThinkPad L520 | Dell Latitude E5550 |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | - | 65 Watt |
| INPUT | Lenovo ThinkPad L520 | Dell Latitude E5550 |
|---|
| Type | Keyboard, TrackPoint, UltraNav | Keyboard, touchpad |
|---|---|---|
| Keyboard Backlight | - | Yes |
| Features | Spill-resistant, multi-touch touchpad | Multi-touch touchpad |
| CONNECTIONS & EXPANSIONS | Lenovo ThinkPad L520 | Dell Latitude E5550 |
|---|
| Slots | 1 x ExpressCard/54 (1 free) | - |
|---|---|---|
| Interfaces | 2 x USB 2.0 PoweredUSB 2.0 USB 2.0/eSATA VGA DisplayPort LAN Headphone/microphone combo jack |
LAN 3 x USB 3.0 Headphone/microphone combo jack VGA HDMI Dock |
| Memory Card Reader | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) | Yes (SD Card) |
| SOFTWARE | Lenovo ThinkPad L520 | Dell Latitude E5550 |
|---|
| Operating System (OS) | Windows 10 Home 64-bit Edition (Microsoft Authorized Refurbisher (MAR)) | Microsoft Windows 7 Professional 64-bit Edition + Windows 8.1 Pro 64-bit Licence |
|---|---|---|
| Software Included | - | McAfee SecurityCenter (30 days trial), Microsoft Office 2013 (Trial), Windows 8.1 Pro 64-bit (DVD), Intel Management Engine Components, Dell Applications for Windows 7 |
| MISCELLANEOUS | Lenovo ThinkPad L520 | Dell Latitude E5550 |
|---|
| Dockable | - | Yes |
|---|---|---|
| Included Accessories | Power adapter | Power adapter |
| Security | Trusted Platform Module (TPM 1.2) Security Chip | Trusted Platform Module (TPM) Security Chip, fingerprint reader, smart card reader, contactless 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 | - | Security lock slot (cable lock sold separately), Free Fall Sensor, Dell Data Protection, USB PowerShare technology |
| Compliant Standards | ISO 9001, ISO 14001, RoHS, ISO 27001 | FIPS |
| ENERGY STAR Certified | Yes | Yes |
| EPEAT Compliant | EPEAT Gold | - |
| Manufacturer Warranty | Limited warranty - 2 years - pick-up and return | Limited warranty - 1 year |
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