Detailed comparison and review of Dell Inspiron 15 3511 and Lenovo IdeaPad S540-15IML (Lenovo IdeaPad S540). 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 IdeaPad S540-15IML (Lenovo IdeaPad S540) based on its technical characteristics, features, user experience, expert reviews and price level.
sleek aluminum design
impressive full hd display
fast intel processors
solid state drive standard
good battery life
average graphics performance
no optical drive
limited port selection
higher price segment
DESIGN AND DIMENSIONS | Dell Inspiron 15 3511 | Lenovo IdeaPad S540-15IML (Lenovo IdeaPad S540) |
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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 | 35.8 cm x 24.5 cm x 1.69 cm |
Weight | 1.73 kg | 1.95 kg |
Case Material | - | Aluminum, glass |
Colour | Carbon black | Mineral grey |
DISPLAY | Dell Inspiron 15 3511 | Lenovo IdeaPad S540-15IML (Lenovo IdeaPad S540) |
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Screen Size (Type) | 15.6" | 15.6" - IPS |
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LCD Backlight Technology | LED backlight | 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 | 220 cd/m² | 300 cd/m² |
Colour Gamut | 45% NTSC | 72% |
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 | Glossy |
PROCESSOR | Dell Inspiron 15 3511 | Lenovo IdeaPad S540-15IML (Lenovo IdeaPad S540) |
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CPU | Intel Core i3 (11th Gen) 1115G4 / 3 GHz | Intel Core i3 (10th Gen) 10110U / 2.1 GHz |
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Max Turbo Speed | 4.1 GHz | 4.1 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 IdeaPad S540-15IML (Lenovo IdeaPad S540) |
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RAM | 4 GB (1 x 4 GB) | 4 GB (provided memory is soldered) |
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Max RAM Supported | 16 GB | 12 GB |
RAM Type | DDR4 SDRAM | DDR4 SDRAM |
Speed | 2666 MHz | 2400 MHz |
Rated Speed | 2666 MHz | 2400 MHz |
Form Factor | SO-DIMM 260-pin | SO-DIMM 260-pin |
Slots Qty | 2 | 1 |
Empty Slots | 1 | 1 |
STORAGE | Dell Inspiron 15 3511 | Lenovo IdeaPad S540-15IML (Lenovo IdeaPad S540) |
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Main Storage Size (HDD/SSD) | 128 GB SSD M.2 PCIe 3.0 x4 - NVM Express (NVMe) | 256 GB SSD M.2 2280 PCIe 3.0 x4 - NVM Express (NVMe) |
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AUDIO & VIDEO | Dell Inspiron 15 3511 | Lenovo IdeaPad S540-15IML (Lenovo IdeaPad S540) |
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Graphics Processor (GPU) | Intel UHD Graphics | Intel UHD Graphics |
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Camera | Yes - HD | Yes - 720p |
Resolution | 0.92 Megapixel | 1 Megapixel |
Camera Features | 78.6 degrees, RGB camera | Privacy shutter |
Image Sensor Type | CMOS | - |
Video Resolutions | 1280 x 720 | - |
Frame Rate | 30 frames per second | - |
Sound | Stereo speakers, microphone | Stereo speakers, dual array microphone |
Compliant Standards | High Definition Audio | High Definition Audio, Dolby Audio |
COMMUNICATIONS | Dell Inspiron 15 3511 | Lenovo IdeaPad S540-15IML (Lenovo IdeaPad S540) |
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Wireless | Bluetooth, 802.11a/b/g/n/ac | 802.11a/b/g/n/ac, Bluetooth 4.2 |
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Wireless Controller | M.2 2230 | M.2 Card |
Features | - | Single stream (1x1) |
BATTERY | Dell Inspiron 15 3511 | Lenovo IdeaPad S540-15IML (Lenovo IdeaPad S540) |
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Technology | 3-cell lithium polymer | Lithium Ion |
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Battery Capacity (Size) | 41 Wh | 70 Wh |
Battery Life | - | Up to 15 hours |
AC ADAPTER | Dell Inspiron 15 3511 | Lenovo IdeaPad S540-15IML (Lenovo IdeaPad S540) |
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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 IdeaPad S540-15IML (Lenovo IdeaPad S540) |
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Type | Keyboard, touchpad | Keyboard, touchpad |
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Numeric Keypad | Yes | Yes |
Keyboard Backlight | - | Yes |
Features | - | Multi-touch touchpad, buttonless touchpad |
CONNECTIONS & EXPANSIONS | Dell Inspiron 15 3511 | Lenovo IdeaPad S540-15IML (Lenovo IdeaPad S540) |
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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 1 HDMI Headphone/microphone combo jack |
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Memory Card Reader | Yes (SD Card, SDHC Card, SDXC Card) | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) |
SOFTWARE | Dell Inspiron 15 3511 | Lenovo IdeaPad S540-15IML (Lenovo IdeaPad S540) |
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Operating System (OS) | Windows 10 Home 64-bit Edition in S mode | Windows 10 Home 64-bit Edition - English |
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Software Included | Microsoft Office (30 days trial, excludes office licence) | Microsoft Office (30 days trial) |
MISCELLANEOUS | Dell Inspiron 15 3511 | Lenovo IdeaPad S540-15IML (Lenovo IdeaPad S540) |
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Included Accessories | Power adapter | Power adapter |
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Security | - | Firmware Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader |
Features | - | Administrator password, hard drive password, power-on password, RapidCharge |
Compliant Standards | - | RoHS, Energy-Related Products (ErP) Lot 3 |
SAR Value | - | 1.81 W/kg (body), 1.81 W/kg (limb) |
ENERGY STAR Certified | Yes | Yes |
Max Operating Temperature | 40 °C | - |
Min Operating Temperature | 0 °C | - |
Humidity Range Operating | 10 - 90% (non-condensing) | - |
Manufacturer Warranty | - | Limited warranty - 1 year - pick-up and return |
Model Number | - | 15IML 81NG |