In depth comparison and review of Dell Inspiron 15 3511 and Lenovo ThinkPad X230. 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
| DESIGN AND DIMENSIONS | Dell Inspiron 15 3511 | Lenovo ThinkPad X230 |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 35.85 cm x 23.556 cm x 1.89 cm | 30.5 cm x 20.65 cm x 2.66 cm |
| Weight | 1.73 kg | 1.34 kg |
| Case Material | - | Polycarbonate ABS, magnesium alloy |
| Colour | Carbon black | - |
| DISPLAY | Dell Inspiron 15 3511 | Lenovo ThinkPad X230 |
|---|
| Screen Size (Type) | 15.6" | 12.5" - IPS |
|---|---|---|
| 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 | - |
| 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 | Premium |
| PROCESSOR | Dell Inspiron 15 3511 | Lenovo ThinkPad X230 |
|---|
| CPU | Intel Core i3 (11th Gen) 1115G4 / 3 GHz | Intel Core i5 (3rd Gen) 3320M / 2.6 GHz |
|---|---|---|
| Max Turbo Speed | 4.1 GHz | 3.3 GHz |
| Number of Cores | Dual-Core | Dual-Core |
| Cache | 6 MB | 3 MB |
| 64-bit Computing | - | Yes |
| Chipset | - | Mobile Intel QM77 Express |
| Features | Intel Turbo Boost Technology 2.0, Intel Smart Cache | Hyper-Threading Technology, integrated memory controller, Intel Turbo Boost Technology 2.0 |
| MEMORY | Dell Inspiron 15 3511 | Lenovo ThinkPad X230 |
|---|
| RAM | 4 GB (1 x 4 GB) | 2 GB (1 x 2 GB) |
|---|---|---|
| Max RAM Supported | 16 GB | 16 GB |
| RAM Type | DDR4 SDRAM | DDR3 SDRAM |
| Speed | 2666 MHz | 1600 MHz / PC3-12800 |
| Rated Speed | 2666 MHz | 1600 MHz |
| Form Factor | SO-DIMM 260-pin | SO-DIMM 204-pin |
| Slots Qty | 2 | 2 |
| Empty Slots | 1 | 1 |
| STORAGE | Dell Inspiron 15 3511 | Lenovo ThinkPad X230 |
|---|
| Main Storage Size (HDD/SSD) | 128 GB SSD M.2 PCIe 3.0 x4 - NVM Express (NVMe) | 320 GB HDD SATA 3Gb/s / 5400 rpm |
|---|
| AUDIO & VIDEO | Dell Inspiron 15 3511 | Lenovo ThinkPad X230 |
|---|
| Graphics Processor (GPU) | Intel UHD Graphics | Intel HD Graphics 4000 |
|---|---|---|
| Camera | Yes - HD | - |
| 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, stereo microphone |
| Codec | - | Realtek ALC3202 |
| Compliant Standards | High Definition Audio | High Definition Audio |
| COMMUNICATIONS | Dell Inspiron 15 3511 | Lenovo ThinkPad X230 |
|---|
| Wireless | Bluetooth, 802.11a/b/g/n/ac | 802.11a/b/g/n, Bluetooth 4.0 |
|---|---|---|
| Wireless Controller | M.2 2230 | Intel Centrino Advanced-N 6205 |
| Network Interface | - | Gigabit Ethernet |
| Ethernet Controller | - | Intel 82579LM |
| BATTERY | Dell Inspiron 15 3511 | Lenovo ThinkPad X230 |
|---|
| Technology | 3-cell lithium polymer | Lithium Ion |
|---|---|---|
| Installed Qty | - | 1 |
| Max Supported Qty | - | 2 |
| Battery Capacity (Size) | 41 Wh | - |
| AC ADAPTER | Dell Inspiron 15 3511 | Lenovo ThinkPad X230 |
|---|
| 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 ThinkPad X230 |
|---|
| Type | Keyboard, touchpad | Keyboard, TrackPoint, UltraNav |
|---|---|---|
| Numeric Keypad | Yes | - |
| Features | - | Volume control, spill-resistant, multi-touch touchpad, buttonless touchpad |
| CONNECTIONS & EXPANSIONS | Dell Inspiron 15 3511 | Lenovo ThinkPad X230 |
|---|
| Slots | - | 1 x ExpressCard/54 (1 free) |
|---|---|---|
| Interfaces | HDMI USB 2.0 2 x USB 3.2 Gen 1 Headphone/microphone combo jack |
Dock Headphone/microphone combo jack LAN Mini DisplayPort PoweredUSB 2.0 VGA 2 x USB 3.0 |
| 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 ThinkPad X230 |
|---|
| Operating System (OS) | Windows 10 Home 64-bit Edition in S mode | Microsoft Windows 7 Professional 64-bit Edition - English |
|---|---|---|
| Software Included | Microsoft Office (30 days trial, excludes office licence) | - |
| MISCELLANEOUS | Dell Inspiron 15 3511 | Lenovo ThinkPad X230 |
|---|
| Dockable | - | Yes |
|---|---|---|
| Included Accessories | Power adapter | Power adapter |
| Integrated Options | - | ThinkLight |
| Security | - | Trusted Platform Module (TPM 1.2) Security Chip |
| Features | - | Security lock slot (cable lock sold separately), administrator password, hard drive password, power-on password, ThinkVantage Active Protection System |
| Compliant Standards | - | RoHS, GREENGUARD, Nordic Ecolabel |
| ENERGY STAR Certified | Yes | Yes |
| EPEAT Compliant | - | EPEAT Gold |
| Max Operating Temperature | 40 °C | - |
| Min Operating Temperature | 0 °C | - |
| Humidity Range Operating | 10 - 90% (non-condensing) | - |
| Manufacturer Warranty | - | Limited warranty - 3 years - on-site Limited warranty - battery - 1 year |
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