Detailed comparison and review of Dell Inspiron 15 3511 and Dell Vostro 3581. 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 Dell Vostro 3581 based on its technical characteristics, features, user experience, expert reviews and price level.
affordable price
decent battery life
includes optical drive
solid build quality
suitable for basic tasks
average display quality
limited graphics performance
slower HDD storage
basic design aesthetics
DESIGN AND DIMENSIONS | Dell Inspiron 15 3511 | Dell Vostro 3581 |
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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 | 38 cm x 25.8 cm x 2.27 cm |
Weight | 1.73 kg | 2 kg |
Colour | Carbon black | Black |
DISPLAY | Dell Inspiron 15 3511 | Dell Vostro 3581 |
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Screen Size (Type) | 15.6" | 15.6" - TN |
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LCD Backlight Technology | 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 | 60 Hz |
Widescreen | Yes | Yes |
Image Aspect Ratio | 16:9 | - |
Image Brightness | 220 cd/m² | - |
Colour Gamut | 45% NTSC | - |
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 | Ultra Slim Design, anti-glare, ±40° horizontal viewing angle |
PROCESSOR | Dell Inspiron 15 3511 | Dell Vostro 3581 |
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CPU | Intel Core i3 (11th Gen) 1115G4 / 3 GHz | Intel Core i3 (7th Gen) 7020U / 2.3 GHz |
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Max Turbo Speed | 4.1 GHz | - |
Number of Cores | Dual-Core | Dual-Core |
Cache | 6 MB | 3 MB |
64-bit Computing | - | Yes |
Features | Intel Turbo Boost Technology 2.0, Intel Smart Cache | - |
MEMORY | Dell Inspiron 15 3511 | Dell Vostro 3581 |
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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 | 16 GB |
RAM Type | DDR4 SDRAM | DDR4 SDRAM |
Speed | 2666 MHz | 2133 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 | Dell Vostro 3581 |
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Main Storage Size (HDD/SSD) | 128 GB SSD M.2 PCIe 3.0 x4 - NVM Express (NVMe) | 1 TB HDD SATA / 5400 rpm |
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Optical Drive | - | DVD-Writer |
AUDIO & VIDEO | Dell Inspiron 15 3511 | Dell Vostro 3581 |
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Graphics Processor (GPU) | Intel UHD Graphics | Intel HD Graphics 620 |
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Memory Allocation Technology | - | Shared Video Memory (UMA) |
Camera | Yes - HD | Yes - HD |
Resolution | 0.92 Megapixel | 0.92 Megapixel |
Camera Features | 78.6 degrees, RGB camera | 720p HD movie recording, fixed focus, 78.6 degrees |
Image Sensor Type | CMOS | CMOS |
Video Resolutions | 1280 x 720 | 1280 x 720 |
Frame Rate | 30 frames per second | 30 frames per second |
Sound | Stereo speakers, microphone | Stereo speakers, microphone |
Codec | - | Realtek ALC3246 |
Compliant Standards | High Definition Audio | High Definition Audio |
Audio Features | - | MaxxAudio Pro |
COMMUNICATIONS | Dell Inspiron 15 3511 | Dell Vostro 3581 |
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Wireless | Bluetooth, 802.11a/b/g/n/ac | 802.11a/b/g/n/ac, Bluetooth 4.1 |
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Wireless Controller | M.2 2230 | Dell Wireless 1810 |
Network Interface | - | Ethernet |
BATTERY | Dell Inspiron 15 3511 | Dell Vostro 3581 |
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Technology | 3-cell lithium polymer | 3-cell Lithium Ion |
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Battery Capacity (Size) | 41 Wh | 42 Wh |
AC ADAPTER | Dell Inspiron 15 3511 | Dell Vostro 3581 |
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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 | 45 Watt, 19.5 V, 2.31 A |
INPUT | Dell Inspiron 15 3511 | Dell Vostro 3581 |
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Type | Keyboard, touchpad | Keyboard, touchpad |
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Numeric Keypad | Yes | Yes |
CONNECTIONS & EXPANSIONS | Dell Inspiron 15 3511 | Dell Vostro 3581 |
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Interfaces | HDMI USB 2.0 2 x USB 3.2 Gen 1 Headphone/microphone combo jack |
HDMI Headphone/microphone combo jack USB 2.0 2 x USB 3.1 Gen 1 LAN VGA |
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Memory Card Reader | Yes (SD Card, SDHC Card, SDXC Card) | Yes (microSD, microSDHC, microSDXC) |
SOFTWARE | Dell Inspiron 15 3511 | Dell Vostro 3581 |
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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) | Microsoft Office (Trial), McAfee (30 days trial) |
MISCELLANEOUS | Dell Inspiron 15 3511 | Dell Vostro 3581 |
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Included Accessories | Power adapter | Power adapter |
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Security | - | Trusted Platform Module (TPM 2.0) Security Chip |
Security Slot Type | - | Noble Wedge security slot |
Theft/Intrusion Protection | - | Security lock slot (cable lock sold separately) |
Features | - | Noise reducing microphone |
ENERGY STAR Certified | Yes | - |
Max Operating Temperature | 40 °C | 40 °C |
Min Operating Temperature | 0 °C | 0 °C |
Humidity Range Operating | 10 - 90% (non-condensing) | 10 - 90% (non-condensing) |
Manufacturer Warranty | - | Limited warranty - 1 year |