Side by side comparison and review of Lenovo ThinkPad L520 and Dell Latitude 7420. 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
Advantages and disadvantages of Dell Latitude 7420 based on its technical characteristics, features, user experience, expert reviews and price level.
lightweight and portable
robust security features
fast charging support
high-resolution display
efficient performance
limited graphics capability
higher price point
no HDMI port
average speaker quality
DESIGN AND DIMENSIONS | Lenovo ThinkPad L520 | Dell Latitude 7420 |
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Product Type | Notebook | Notebook |
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Dimensions (WxDxH) | 38 cm x 24.7 cm x 3.6 cm | 32.135 cm x 20.869 cm x 1.888 cm |
Weight | 2.6 kg | 1.22 kg |
Case Material | - | Carbon fibre |
Colour | - | Black |
DISPLAY | Lenovo ThinkPad L520 | Dell Latitude 7420 |
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Screen Size (Type) | 15.6" | 14" |
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LCD Backlight Technology | LED backlight | - |
Screen Resolution | 1600 x 900 (HD+) | 1920 x 1080 (Full HD) |
Pixel Density (ppi) | - | 157 |
V-Sync Rate at Max Res. | - | 60 Hz |
Widescreen | Yes | Yes |
Image Aspect Ratio | 16:9 | 16:9 |
Image Brightness | - | 400 cd/m² |
Colour Support | 16.7 million colours | - |
Features | Anti-glare | Anti-glare, Wide Viewing Angle, ±80° horizontal viewing angle, ±80° vertical viewing angle, 35 ms response rate, 0.161 mm pixel pitch |
PROCESSOR | Lenovo ThinkPad L520 | Dell Latitude 7420 |
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CPU | Intel Core i5 (2nd Gen) 2520M / 2.5 GHz | Intel Core i5 (11th Gen) 1135G7 / 2.4 GHz |
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Max Turbo Speed | 3.2 GHz | 4.2 GHz |
Number of Cores | Dual-Core | Quad-Core |
Cache | L3 - 3 MB | 8 MB |
64-bit Computing | Yes | Yes |
Features | Hyper-Threading Technology, integrated memory controller, Intel Turbo Boost Technology 2.0 | Intel Turbo Boost Technology 2.0, Intel Smart Cache |
MEMORY | Lenovo ThinkPad L520 | Dell Latitude 7420 |
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RAM | 4 GB | 8 GB (provided memory is soldered) |
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Max RAM Supported | 8 GB | - |
RAM Type | DDR3 SDRAM | LPDDR4X SDRAM |
Speed | - | 2666 MHz |
Rated Speed | - | 2666 MHz |
Form Factor | SO-DIMM 204-pin | - |
Slots Qty | 2 | - |
STORAGE | Lenovo ThinkPad L520 | Dell Latitude 7420 |
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Main Storage Size (HDD/SSD) | 320 GB HDD | 256 GB SSD M.2 PCIe 3.0 x4 - NVM Express (NVMe) |
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Optical Drive | DVD-Writer | - |
AUDIO & VIDEO | Lenovo ThinkPad L520 | Dell Latitude 7420 |
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Graphics Processor (GPU) | Intel HD Graphics 3000 | Intel Iris Xe Graphics |
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Memory Allocation Technology | Dynamic Video Memory Technology | Shared Video Memory (UMA) |
Camera | Yes | Yes - HD |
Resolution | 0.92 Megapixel | 0.92 Megapixel |
Camera Features | - | RGB camera |
Image Sensor Type | - | CMOS |
Video Resolutions | - | 1280 x 720 |
Frame Rate | - | 30 frames per second |
Sound | Stereo speakers, microphone | Stereo speakers, dual array microphone |
Codec | Realtek ALC269Q | Realtek ALC3281-CG |
Compliant Standards | High Definition Audio | High Definition Audio |
COMMUNICATIONS | Lenovo ThinkPad L520 | Dell Latitude 7420 |
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Wireless | 802.11a/b/g/n, Bluetooth 3.0 | 802.11a/b/g/n/ac/ax, Bluetooth 5.1 |
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Wireless Controller | - | Intel Wi-Fi 6 AX 201 |
Network Interface | Gigabit Ethernet | - |
WWAN |
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Generation | 3G upgradable | - |
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BATTERY | Lenovo ThinkPad L520 | Dell Latitude 7420 |
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Technology | Lithium Ion | 4-cell |
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Battery Capacity (Size) | - | 63 Wh |
AC ADAPTER | Lenovo ThinkPad L520 | Dell Latitude 7420 |
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Input | AC 120/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
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Output | - | 65 Watt, 5 / 9 / 15 / 20 V |
INPUT | Lenovo ThinkPad L520 | Dell Latitude 7420 |
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Type | Keyboard, TrackPoint, UltraNav | Keyboard, touchpad |
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Keyboard Backlight | - | Yes |
Features | Spill-resistant, multi-touch touchpad | - |
CONNECTIONS & EXPANSIONS | Lenovo ThinkPad L520 | Dell Latitude 7420 |
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Slots | 1 x ExpressCard/54 (1 free) | - |
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Interfaces | 2 x USB 2.0 PoweredUSB 2.0 USB 2.0/eSATA VGA DisplayPort LAN Headphone/microphone combo jack |
USB 3.2 Gen 1 (PowerShare) 2 x USB-C (supports Thunderbolt 4, DisplayPort Alt Mode) (Power Delivery) HDMI Headphone/microphone combo jack |
Memory Card Reader | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) | Yes (microSD, microSDHC, microSDXC) |
SOFTWARE | Lenovo ThinkPad L520 | Dell Latitude 7420 |
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Operating System (OS) | Windows 10 Home 64-bit Edition (Microsoft Authorized Refurbisher (MAR)) | Windows 10 Pro 64-bit Edition - Multilingual User Interface (MUI) |
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Software Included | - | Microsoft Office (Trial) |
MISCELLANEOUS | Lenovo ThinkPad L520 | Dell Latitude 7420 |
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Included Accessories | Power adapter | USB-C power adapter |
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Security | Trusted Platform Module (TPM 1.2) Security Chip | Fingerprint reader, smart card reader |
Security Slot Type | Kensington security slot | Noble Wedge 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 | - |
EPEAT Compliant | EPEAT Gold | - |
Max Operating Temperature | - | 35 °C |
Min Operating Temperature | - | 0 °C |
Humidity Range Operating | - | 10 - 80% (non-condensing) |
Manufacturer Warranty | Limited warranty - 2 years - pick-up and return | - |