In depth comparison and review of Dell Inspiron 15 3511 and Lenovo IdeaPad S145-15API (Lenovo IdeaPad S145). 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 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 S145-15API (Lenovo IdeaPad S145) based on its technical characteristics, features, user experience, expert reviews and price level.
affordable price
lightweight design
decent processor performance
sufficient connectivity options
quiet operation
average display quality
limited battery life
basic graphics capabilities
no backlit keyboard
DESIGN AND DIMENSIONS | Dell Inspiron 15 3511 | Lenovo IdeaPad S145-15API (Lenovo IdeaPad S145) |
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Product Type | Notebook | Notebook - 180-degree hinge design |
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Dimensions (WxDxH) | 35.85 cm x 23.556 cm x 1.89 cm | 36.22 cm x 25.15 cm x 1.99 cm |
Weight | 1.73 kg | 1.85 kg |
Case Material | - | Polycarbonate ABS (bottom), polycarbonate ABS (top) |
Colour | Carbon black | Granite black | Granite black texture |
DISPLAY | Dell Inspiron 15 3511 | Lenovo IdeaPad S145-15API (Lenovo IdeaPad S145) |
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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 | - |
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 IdeaPad S145-15API (Lenovo IdeaPad S145) |
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CPU | Intel Core i3 (11th Gen) 1115G4 / 3 GHz | AMD Athlon 300U / 2.4 GHz |
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Max Turbo Speed | 4.1 GHz | 3.3 GHz |
Number of Cores | Dual-Core | Dual-Core |
Cache | 6 MB | L3 - 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 S145-15API (Lenovo IdeaPad S145) |
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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 S145-15API (Lenovo IdeaPad S145) |
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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) |
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AUDIO & VIDEO | Dell Inspiron 15 3511 | Lenovo IdeaPad S145-15API (Lenovo IdeaPad S145) |
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Graphics Processor (GPU) | Intel UHD Graphics | AMD Radeon Vega 3 |
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Max Monitors Supported | - | 1 external monitor(s) |
Camera | Yes - HD | Yes |
Resolution | 0.92 Megapixel | 0.3 Megapixel |
Camera Features | 78.6 degrees, RGB camera | Fixed focus |
Image Sensor Type | CMOS | - |
Video Resolutions | 1280 x 720 | - |
Frame Rate | 30 frames per second | - |
Sound | Stereo speakers, microphone | Stereo speakers, microphone |
Compliant Standards | High Definition Audio | High Definition Audio, Dolby Audio |
COMMUNICATIONS | Dell Inspiron 15 3511 | Lenovo IdeaPad S145-15API (Lenovo IdeaPad S145) |
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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 S145-15API (Lenovo IdeaPad S145) |
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Technology | 3-cell lithium polymer | Lithium polymer |
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Battery Capacity (Size) | 41 Wh | 30 Wh |
Battery Life | - | Up to 4 hours |
AC ADAPTER | Dell Inspiron 15 3511 | Lenovo IdeaPad S145-15API (Lenovo IdeaPad S145) |
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Input | AC 100-240 V (50/60 Hz) | AC 100-240 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 S145-15API (Lenovo IdeaPad S145) |
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Type | Keyboard, touchpad | Keyboard, touchpad |
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Numeric Keypad | Yes | Yes |
Features | - | Multi-touch touchpad, buttonless touchpad |
CONNECTIONS & EXPANSIONS | Dell Inspiron 15 3511 | Lenovo IdeaPad S145-15API (Lenovo IdeaPad S145) |
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Interfaces | HDMI USB 2.0 2 x USB 3.2 Gen 1 Headphone/microphone combo jack |
USB 2.0 2 x USB 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 S145-15API (Lenovo IdeaPad S145) |
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Operating System (OS) | Windows 10 Home 64-bit Edition in S mode | Windows 10 Home in S mode - English |
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Software Included | Microsoft Office (30 days trial, excludes office licence) | Microsoft Office (Trial) |
MISCELLANEOUS | Dell Inspiron 15 3511 | Lenovo IdeaPad S145-15API (Lenovo IdeaPad S145) |
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Included Accessories | Power adapter | Wall mount power adapter |
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Security | - | Firmware Trusted Platform Module (TPM 2.0) Security Chip |
Features | - | Administrator password, hard drive password, power-on password |
Compliant Standards | - | RoHS, Energy-Related Products (ErP) Lot 3 |
ENERGY STAR Certified | Yes | Yes |
Max Operating Temperature | 40 °C | 35 °C |
Min Operating Temperature | 0 °C | 5 °C |
Humidity Range Operating | 10 - 90% (non-condensing) | 8 - 95% |
Manufacturer Warranty | - | Limited warranty - 1 year - pick-up and return |
Model Number | - | 15API 81UT |