Detailed comparison and review of Dell Inspiron 15 3511 and Lenovo ThinkPad L14 Gen 1 (20U6). With our comprehensive overview, you can simply compare dimensions, performance, storage, functions, but also other key features of both laptops and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the laptop that best fits your needs and expectations.
Advantages and disadvantages of Dell Inspiron 15 3511 based on its technical characteristics, features, user experience, expert reviews and price level.
affordable price
lightweight design
decent battery life
solid build quality
intuitive touchpad
average display quality
modest processor speed
limited graphics performance
fewer USB-C ports
Advantages and disadvantages of Lenovo ThinkPad L14 Gen 1 (20U6) based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
excellent keyboard feel
good security features
solid performance
reasonable price
average display quality
heavier design
modest battery life
limited graphics power
DESIGN AND DIMENSIONS | Dell Inspiron 15 3511 | Lenovo ThinkPad L14 Gen 1 (20U6) |
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Product Type | Notebook | Notebook |
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Dimensions (WxDxH) | 35.85 cm x 23.556 cm x 1.89 cm | 33.1 cm x 23.5 cm x 2.04 cm |
Weight | 1.73 kg | 1.61 kg |
Case Material | - | Polycarbonate ABS |
Colour | Carbon black | Black |
DISPLAY | Dell Inspiron 15 3511 | Lenovo ThinkPad L14 Gen 1 (20U6) |
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Screen Size (Type) | 15.6" | 14" |
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LCD Backlight Technology | LED backlight | LED backlight |
Screen Resolution | 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 | 220 cd/m² | - |
Colour Gamut | 45% NTSC | 45% |
Features | Anti-glare, Wide Viewing Angle, ±80° horizontal viewing angle, ±80° vertical viewing angle, Narrow Border Display, 35 ms response rate, 0.179 mm pixel pitch | Anti-glare |
PROCESSOR | Dell Inspiron 15 3511 | Lenovo ThinkPad L14 Gen 1 (20U6) |
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CPU | Intel Core i3 (11th Gen) 1115G4 / 3 GHz | No CPU |
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Max Turbo Speed | 4.1 GHz | - |
Number of Cores | Dual-Core | - |
Cache | 6 MB | - |
Features | Intel Turbo Boost Technology 2.0, Intel Smart Cache | - |
MEMORY | Dell Inspiron 15 3511 | Lenovo ThinkPad L14 Gen 1 (20U6) |
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RAM | 4 GB (1 x 4 GB) | 0 GB |
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Max RAM Supported | 16 GB | 64 GB |
RAM Type | DDR4 SDRAM | DDR4 SDRAM |
Speed | 2666 MHz | 3200 MHz |
Rated Speed | 2666 MHz | - |
Form Factor | SO-DIMM 260-pin | SO-DIMM 260-pin |
Slots Qty | 2 | 2 |
Empty Slots | 1 | 2 |
STORAGE | Dell Inspiron 15 3511 | Lenovo ThinkPad L14 Gen 1 (20U6) |
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Main Storage Size (HDD/SSD) | 128 GB SSD M.2 PCIe 3.0 x4 - NVM Express (NVMe) | - |
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AUDIO & VIDEO | Dell Inspiron 15 3511 | Lenovo ThinkPad L14 Gen 1 (20U6) |
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Graphics Processor (GPU) | Intel UHD Graphics | - |
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Camera | Yes - HD | Yes - 720p |
Resolution | 0.92 Megapixel | - |
Camera Features | 78.6 degrees, RGB camera | Fixed focus, ThinkShutter camera privacy |
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 ALC3287 |
Compliant Standards | High Definition Audio | High Definition Audio, Dolby Audio |
COMMUNICATIONS | Dell Inspiron 15 3511 | Lenovo ThinkPad L14 Gen 1 (20U6) |
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Wireless | Bluetooth, 802.11a/b/g/n/ac | - |
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Wireless Controller | M.2 2230 | - |
Network Interface | - | Gigabit Ethernet |
BATTERY | Dell Inspiron 15 3511 | Lenovo ThinkPad L14 Gen 1 (20U6) |
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Technology | 3-cell lithium polymer | Lithium Ion |
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Battery Capacity (Size) | 41 Wh | 45 Wh |
Battery Life | - | Up to 14.36 hours |
AC ADAPTER | Dell Inspiron 15 3511 | Lenovo ThinkPad L14 Gen 1 (20U6) |
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Input | AC 100-240 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
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Output | 65 Watt, 19.5 V, 3.34 A | - |
INPUT | Dell Inspiron 15 3511 | Lenovo ThinkPad L14 Gen 1 (20U6) |
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Type | Keyboard, touchpad | Keyboard, TrackPoint, UltraNav |
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Numeric Keypad | Yes | - |
Features | - | Spill-resistant, multi-touch touchpad, buttonless touchpad, Fn keys with Unified Communications controls |
CONNECTIONS & EXPANSIONS | Dell Inspiron 15 3511 | Lenovo ThinkPad L14 Gen 1 (20U6) |
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Interfaces | HDMI USB 2.0 2 x USB 3.2 Gen 1 Headphone/microphone combo jack |
USB 3.2 Gen 1 (Always On) USB 3.2 Gen 1 USB-C 3.2 Gen 1 (supports DisplayPort 1.2 Alt Mode) (Power Delivery) USB-C 3.2 Gen 2 (supports DisplayPort 1.2 Alt Mode) (Power Delivery) HDMI LAN Headphone/microphone combo jack Dock |
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Memory Card Reader | Yes (SD Card, SDHC Card, SDXC Card) | Yes (microSD) |
SOFTWARE | Dell Inspiron 15 3511 | Lenovo ThinkPad L14 Gen 1 (20U6) |
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Operating System (OS) | Windows 10 Home 64-bit Edition in S mode | No operating system |
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Software Included | Microsoft Office (30 days trial, excludes office licence) | - |
MISCELLANEOUS | Dell Inspiron 15 3511 | Lenovo ThinkPad L14 Gen 1 (20U6) |
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Dockable | - | Yes |
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Included Accessories | Power adapter | USB-C power adapter |
Security Slot Type | - | Kensington security slot |
Theft/Intrusion Protection | - | Security lock slot (cable lock sold separately) |
Features | - | Administrator password, hard drive password, power-on password, MIL-STD-810G tested |
Compliant Standards | - | RoHS |
ENERGY STAR Certified | Yes | Yes |
EPEAT Compliant | - | EPEAT Gold |
TCO Certified | - | TCO Certified Notebooks 8 |
Max Operating Temperature | 40 °C | - |
Min Operating Temperature | 0 °C | - |
Humidity Range Operating | 10 - 90% (non-condensing) | - |