Side by side comparison and review of Dell Inspiron 15 3511 and Lenovo ThinkBook 13s-IML (Lenovo ThinkBook 13s). 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 ThinkBook 13s-IML (Lenovo ThinkBook 13s) based on its technical characteristics, features, user experience, expert reviews and price level.
slim lightweight design
fast ssd storage
good battery life
comfortable keyboard
decent display quality
average graphics performance
no thunderbolt support
limited port selection
mediocre speaker quality
| DESIGN AND DIMENSIONS | Dell Inspiron 15 3511 | Lenovo ThinkBook 13s-IML (Lenovo ThinkBook 13s) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 35.85 cm x 23.556 cm x 1.89 cm | 30.76 cm x 21.64 cm x 1.59 cm |
| Weight | 1.73 kg | 1.32 kg |
| Case Material | - | Aluminum |
| Colour | Carbon black | Mineral grey |
| DISPLAY | Dell Inspiron 15 3511 | Lenovo ThinkBook 13s-IML (Lenovo ThinkBook 13s) |
|---|
| Screen Size (Type) | 15.6" | 13.3" - IPS |
|---|---|---|
| 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 | - |
| 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, 170° viewing angle, Dolby Vision |
| PROCESSOR | Dell Inspiron 15 3511 | Lenovo ThinkBook 13s-IML (Lenovo ThinkBook 13s) |
|---|
| CPU | Intel Core i3 (11th Gen) 1115G4 / 3 GHz | Intel Core i5 (10th Gen) 10210U / 1.6 GHz |
|---|---|---|
| Max Turbo Speed | 4.1 GHz | 4.2 GHz |
| Number of Cores | Dual-Core | Quad-Core |
| Cache | 6 MB | 6 MB |
| 64-bit Computing | - | Yes |
| Features | Intel Turbo Boost Technology 2.0, Intel Smart Cache | Integrated memory controller |
| MEMORY | Dell Inspiron 15 3511 | Lenovo ThinkBook 13s-IML (Lenovo ThinkBook 13s) |
|---|
| RAM | 4 GB (1 x 4 GB) | 8 GB (1 x 8 GB) |
|---|---|---|
| Max RAM Supported | 16 GB | 16 GB |
| RAM Type | DDR4 SDRAM | DDR4 SDRAM |
| Speed | 2666 MHz | 2666 MHz |
| Rated Speed | 2666 MHz | 2666 MHz |
| Form Factor | SO-DIMM 260-pin | SO-DIMM 260-pin |
| Slots Qty | 2 | 1 |
| Empty Slots | 1 | 0 |
| STORAGE | Dell Inspiron 15 3511 | Lenovo ThinkBook 13s-IML (Lenovo ThinkBook 13s) |
|---|
| Main Storage Size (HDD/SSD) | 128 GB SSD M.2 PCIe 3.0 x4 - NVM Express (NVMe) | 256 GB SSD M.2 2242 PCIe 3.0 x2 - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | Dell Inspiron 15 3511 | Lenovo ThinkBook 13s-IML (Lenovo ThinkBook 13s) |
|---|
| Graphics Processor (GPU) | Intel UHD Graphics | Intel UHD Graphics |
|---|---|---|
| Camera | Yes - HD | Yes - 720p |
| Resolution | 0.92 Megapixel | - |
| Camera Features | 78.6 degrees, RGB camera | 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 |
| Compliant Standards | High Definition Audio | High Definition Audio, Dolby Audio X3 |
| Audio Features | - | Harman audio technology |
| COMMUNICATIONS | Dell Inspiron 15 3511 | Lenovo ThinkBook 13s-IML (Lenovo ThinkBook 13s) |
|---|
| Wireless | Bluetooth, 802.11a/b/g/n/ac | 802.11a/b/g/n/ac, Bluetooth 5.0 |
|---|---|---|
| Wireless Controller | M.2 2230 | M.2 Card |
| Features | - | Dual stream (2x2) |
| BATTERY | Dell Inspiron 15 3511 | Lenovo ThinkBook 13s-IML (Lenovo ThinkBook 13s) |
|---|
| Technology | 3-cell lithium polymer | Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 41 Wh | 45 Wh |
| Battery Life | - | Up to 11 hours |
| AC ADAPTER | Dell Inspiron 15 3511 | Lenovo ThinkBook 13s-IML (Lenovo ThinkBook 13s) |
|---|
| Input | AC 100-240 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 65 Watt, 19.5 V, 3.34 A | 65 Watt |
| INPUT | Dell Inspiron 15 3511 | Lenovo ThinkBook 13s-IML (Lenovo ThinkBook 13s) |
|---|
| Type | Keyboard, touchpad | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | Yes | - |
| Keyboard Backlight | - | Yes |
| Features | - | Multi-touch touchpad, buttonless touchpad |
| CONNECTIONS & EXPANSIONS | Dell Inspiron 15 3511 | Lenovo ThinkBook 13s-IML (Lenovo ThinkBook 13s) |
|---|
| 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) HDMI Headphone/microphone combo jack |
|---|---|---|
| Memory Card Reader | Yes (SD Card, SDHC Card, SDXC Card) | - |
| SOFTWARE | Dell Inspiron 15 3511 | Lenovo ThinkBook 13s-IML (Lenovo ThinkBook 13s) |
|---|
| Operating System (OS) | Windows 10 Home 64-bit Edition in S mode | Windows 10 Home 64-bit Edition - English |
|---|---|---|
| Software Included | Microsoft Office (30 days trial, excludes office licence) | Microsoft Office (30 days trial) |
| MISCELLANEOUS | Dell Inspiron 15 3511 | Lenovo ThinkBook 13s-IML (Lenovo ThinkBook 13s) |
|---|
| Included Accessories | Power adapter | USB-C power adapter |
|---|---|---|
| Security | - | 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 | - | 0.568 W/kg (body), 0.568 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 - 3 years - pick-up and return |
| Model Number | - | IML 20RR |
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