Side by side comparison and review of Dell Inspiron 15 3511 and Lenovo ThinkPad E590 (20NC). 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 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 E590 (20NC) based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
comfortable keyboard design
adequate performance level
reasonable price point
solid security features
mediocre battery life
average display quality
limited graphics power
heavier than competitors
DESIGN AND DIMENSIONS | Dell Inspiron 15 3511 | Lenovo ThinkPad E590 (20NC) |
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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 | 36.9 cm x 25.25 cm x 1.99 cm |
Weight | 1.73 kg | 2.12 kg |
Case Material | - | Aluminum, polycarbonate ABS |
Colour | Carbon black | Black |
DISPLAY | Dell Inspiron 15 3511 | Lenovo ThinkPad E590 (20NC) |
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Screen Size (Type) | 15.6" | 15.6" - TN |
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LCD Backlight Technology | LED backlight | LED backlight |
Screen Resolution | 1920 x 1080 (Full HD) | 1366 x 768 (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 | 220 cd/m² |
Colour Gamut | 45% NTSC | 90% |
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 E590 (20NC) |
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CPU | Intel Core i3 (11th Gen) 1115G4 / 3 GHz | Intel Core i3 (8th Gen) 8145U / 2.1 GHz |
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Max Turbo Speed | 4.1 GHz | 3.9 GHz |
Number of Cores | Dual-Core | Dual-Core |
Cache | 6 MB | 4 MB |
64-bit Computing | - | Yes |
Features | Intel Turbo Boost Technology 2.0, Intel Smart Cache | Integrated memory controller |
MEMORY | Dell Inspiron 15 3511 | Lenovo ThinkPad E590 (20NC) |
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RAM | 4 GB (1 x 4 GB) | 4 GB (1 x 4 GB) |
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Max RAM Supported | 16 GB | 32 GB |
RAM Type | DDR4 SDRAM | DDR4 SDRAM |
Speed | 2666 MHz | 2400 MHz |
Rated Speed | 2666 MHz | 2666 MHz |
Form Factor | SO-DIMM 260-pin | SO-DIMM 260-pin |
Slots Qty | 2 | 2 |
Empty Slots | 1 | 1 |
STORAGE | Dell Inspiron 15 3511 | Lenovo ThinkPad E590 (20NC) |
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Main Storage Size (HDD/SSD) | 128 GB SSD M.2 PCIe 3.0 x4 - NVM Express (NVMe) | 128 GB SSD M.2 2242 PCIe 3.0 x2 - NVM Express (NVMe) - Toshiba |
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AUDIO & VIDEO | Dell Inspiron 15 3511 | Lenovo ThinkPad E590 (20NC) |
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Graphics Processor (GPU) | Intel UHD Graphics | Intel UHD Graphics 620 |
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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 | - | Conexant CX11880 |
Compliant Standards | High Definition Audio | High Definition Audio, Dolby Advanced Audio |
COMMUNICATIONS | Dell Inspiron 15 3511 | Lenovo ThinkPad E590 (20NC) |
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Wireless | Bluetooth, 802.11a/b/g/n/ac | 802.11a/b/g/n/ac, Bluetooth 5.0 |
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Wireless Controller | M.2 2230 | Intel Dual Band Wireless-AC 9260 - M.2 Card |
Network Interface | - | Gigabit Ethernet |
Ethernet Controller | - | Realtek R8111GUS |
BATTERY | Dell Inspiron 15 3511 | Lenovo ThinkPad E590 (20NC) |
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Technology | 3-cell lithium polymer | 3-cell Lithium Ion |
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Battery Capacity (Size) | 41 Wh | 45 Wh |
Battery Life | - | Up to 11 hours |
AC ADAPTER | Dell Inspiron 15 3511 | Lenovo ThinkPad E590 (20NC) |
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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 | 65 Watt |
INPUT | Dell Inspiron 15 3511 | Lenovo ThinkPad E590 (20NC) |
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Type | Keyboard, touchpad | Keyboard, TrackPoint, UltraNav |
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Numeric Keypad | Yes | Yes |
Features | - | Spill-resistant, multi-touch touchpad, buttonless touchpad |
CONNECTIONS & EXPANSIONS | Dell Inspiron 15 3511 | Lenovo ThinkPad E590 (20NC) |
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Interfaces | HDMI USB 2.0 2 x USB 3.2 Gen 1 Headphone/microphone combo jack |
USB 3.1 Gen 1 USB 3.1 Gen 1 (Always On) USB-C 3.1 Gen 2 (supports DisplayPort Alt Mode) (Power Delivery) USB 2.0 HDMI LAN Headphone/microphone combo jack |
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Memory Card Reader | Yes (SD Card, SDHC Card, SDXC Card) | Yes (microSD) |
SOFTWARE | Dell Inspiron 15 3511 | Lenovo ThinkPad E590 (20NC) |
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Operating System (OS) | Windows 10 Home 64-bit Edition in S mode | Windows 10 Pro 64-bit Edition |
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Software Included | Microsoft Office (30 days trial, excludes office licence) | - |
MISCELLANEOUS | Dell Inspiron 15 3511 | Lenovo ThinkPad E590 (20NC) |
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Included Accessories | Power adapter | USB-C power adapter |
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Security | - | Trusted Platform Module (TPM 2.0) Security Chip |
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, RapidCharge, MIL-STD-810G tested |
Compliant Standards | - | RoHS |
SAR Value | - | 0.436 W/kg (body), 0.436 W/kg (limb) |
ENERGY STAR Certified | Yes | Yes |
EPEAT Compliant | - | EPEAT Silver |
Max Operating Temperature | 40 °C | - |
Min Operating Temperature | 0 °C | - |
Humidity Range Operating | 10 - 90% (non-condensing) | - |