In depth comparison and review of Dell Latitude 3520 and Lenovo ThinkPad P51. 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 Dell Latitude 3520 based on its technical characteristics, features, user experience, expert reviews and price level.
affordable price
solid build quality
comfortable keyboard
good battery life
decent performance
average display
limited graphics power
no thunderbolt support
heavier design
Advantages and disadvantages of Lenovo ThinkPad P51 based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
excellent keyboard comfort
powerful processor performance
high-resolution display
good connectivity options
heavy and bulky
expensive price point
moderate battery life
noisy under load
| DESIGN AND DIMENSIONS | Dell Latitude 3520 | Lenovo ThinkPad P51 |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 36.1 cm x 24.095 cm x 1.806 cm | 37.74 cm x 25.23 cm x 2.94 cm |
| Weight | 1.79 kg | 2.67 kg |
| Case Material | - | Glass-fibre reinforced plastic, magnesium-aluminum alloy |
| Colour | Grey | Black |
| DISPLAY | Dell Latitude 3520 | Lenovo ThinkPad P51 |
|---|
| Screen Size (Type) | 15.6" | 15.6" - IPS |
|---|---|---|
| LCD Backlight Technology | - | LED backlight |
| Screen Resolution | 1920 x 1080 (Full HD) | 1920 x 1080 (Full HD) |
| Pixel Density (ppi) | 141 | - |
| V-Sync Rate at Max Res. | 60 Hz | - |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Image Brightness | 250 cd/m² | 250 cd/m² |
| Colour Gamut | 45% NTSC | - |
| Features | Anti-glare, Wide Viewing Angle, ±80° horizontal viewing angle, ±80° vertical viewing angle, 25 ms response rate, 0.179 mm pixel pitch | Anti-glare |
| PROCESSOR | Dell Latitude 3520 | Lenovo ThinkPad P51 |
|---|
| CPU | Intel Core i7 (11th Gen) 1165G7 / 2.8 GHz | Intel Xeon E3-1505MV6 / 3 GHz |
|---|---|---|
| Max Turbo Speed | 4.7 GHz | 4 GHz |
| Number of Cores | Quad-Core | Quad-Core |
| Cache | 12 MB | 8 MB |
| 64-bit Computing | - | Yes |
| Chipset | - | Mobile Intel CM238 |
| Platform Technology | - | Intel vPro Platform |
| Features | Intel Turbo Boost Technology 2.0, Intel Smart Cache | Hyper-Threading Technology, integrated memory controller, Intel Turbo Boost Technology 2.0 |
| MEMORY | Dell Latitude 3520 | Lenovo ThinkPad P51 |
|---|
| RAM | 8 GB (1 x 8 GB) | 16 GB |
|---|---|---|
| Max RAM Supported | 32 GB | 64 GB |
| RAM Type | DDR4 SDRAM | DDR4 SDRAM |
| Speed | 3200 MHz | 2400 MHz |
| Rated Speed | 3200 MHz | - |
| Form Factor | SO-DIMM 260-pin | SO-DIMM 260-pin |
| Slots Qty | 2 | 4 |
| Empty Slots | 1 | - |
| STORAGE | Dell Latitude 3520 | Lenovo ThinkPad P51 |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD M.2 PCIe 3.0 x4 - NVM Express (NVMe) | 512 GB SSD |
|---|
| AUDIO & VIDEO | Dell Latitude 3520 | Lenovo ThinkPad P51 |
|---|
| Multi-GPU Configuration | - | 1 single GPU card / integrated GPU |
|---|---|---|
| Graphics Processor (GPU) | Intel Iris Xe Graphics | NVIDIA Quadro M2200 / Intel HD Graphics P630 |
| Memory Allocation Technology | Shared Video Memory (UMA) | - |
| Video Memory | - | 4 GB |
| Camera | Yes - HD | Yes - 720p |
| Resolution | 0.92 Megapixel | - |
| Camera Features | 78.6 degrees, 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 ALC3204 | Realtek ALC3268 |
| Compliant Standards | High Definition Audio | High Definition Audio |
| COMMUNICATIONS | Dell Latitude 3520 | Lenovo ThinkPad P51 |
|---|
| Wireless | 802.11a/b/g/n/ac/ax, Bluetooth 5.1 | 802.11a/b/g/n/ac, Bluetooth 4.1 |
|---|---|---|
| Wireless Controller | Intel Wi-Fi 6 AX 201 - M.2 2230 | - |
| Network Interface | Gigabit Ethernet | Gigabit Ethernet |
| Ethernet Controller | Realtek RTL8111H | - |
| Features | Dual stream (2x2) | - |
| BATTERY | Dell Latitude 3520 | Lenovo ThinkPad P51 |
|---|
| Technology | 4-cell | Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 54 Wh | - |
| AC ADAPTER | Dell Latitude 3520 | Lenovo ThinkPad P51 |
|---|
| Input | AC 100-240 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 65 Watt | 170 Watt |
| INPUT | Dell Latitude 3520 | Lenovo ThinkPad P51 |
|---|
| Type | Keyboard, touchpad | Keyboard, TrackPoint, UltraNav |
|---|---|---|
| Numeric Keypad | Yes | Yes |
| Keyboard Backlight | Yes | - |
| Features | - | Spill-resistant, multi-touch touchpad |
| CONNECTIONS & EXPANSIONS | Dell Latitude 3520 | Lenovo ThinkPad P51 |
|---|
| Slots | - | 1 x ExpressCard/34 (1 free) |
|---|---|---|
| Interfaces | HDMI USB-C 3.2 Gen 2x2 (Power Delivery) USB 3.2 Gen 1 (PowerShare) USB 3.2 Gen 1 USB 2.0 LAN Headphone/microphone combo jack |
USB 3.1 Gen 1/USB 3.0 (Always On) 3 x USB 3.1 Gen 1/USB 3.0 USB-C (supports Thunderbolt 3) Mini DisplayPort HDMI LAN Dock Headphone/microphone combo jack |
| Memory Card Reader | Yes (microSD, microSDHC, microSDXC) | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) |
| SOFTWARE | Dell Latitude 3520 | Lenovo ThinkPad P51 |
|---|
| Operating System (OS) | Windows 10 Pro 64-bit Edition + Windows 11 Pro Licence | Windows 10 Pro 64-bit Edition (Microsoft Authorized Refurbisher (MAR)) |
|---|---|---|
| Software Included | Microsoft Office (Trial) | - |
| MISCELLANEOUS | Dell Latitude 3520 | Lenovo ThinkPad P51 |
|---|
| Dockable | - | Yes |
|---|---|---|
| Included Accessories | Power adapter | Power adapter |
| Security | - | Trusted Platform Module (TPM 2.0) Security Chip |
| Security Slot Type | Noble Wedge security slot | Kensington security slot |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | Security lock slot (cable lock sold separately) |
| Features | ExpressCharge | Administrator password, hard drive password, power-on password, Intel Active Management Technology (iAMT), MIL-STD-810G tested |
| Compliant Standards | - | ISO 9001, ISO 14001, ISO 27001 |
| ENERGY STAR Certified | - | Yes |
| 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 |
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