In depth comparison and review of Dell Inspiron 3505 and Lenovo ThinkPad X240 (20AM). 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 3505 based on its technical characteristics, features, user experience, expert reviews and price level.
affordable price
solid build quality
decent battery life
sufficient connectivity options
includes numeric keypad
average display quality
modest graphics performance
slower HDD base model
limited upgradeability
| DESIGN AND DIMENSIONS | Dell Inspiron 3505 | Lenovo ThinkPad X240 (20AM) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 36.396 cm x 24.9 cm x 1.989 cm | 30.55 cm x 20.85 cm x 1.99 cm |
| Weight | 1.83 kg | 1.47 kg |
| Case Material | - | Glass-fibre reinforced plastic |
| Colour | Black accent | - |
| DISPLAY | Dell Inspiron 3505 | Lenovo ThinkPad X240 (20AM) |
|---|
| Screen Size (Type) | 15.6" | 12.5" |
|---|---|---|
| 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 |
| 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, 0.18 mm pixel pitch | Anti-glare |
| PROCESSOR | Dell Inspiron 3505 | Lenovo ThinkPad X240 (20AM) |
|---|
| CPU | AMD Ryzen 5 3500U / 2.1 GHz | Intel Core i3 (4th Gen) 4010U / 1.7 GHz |
|---|---|---|
| Max Turbo Speed | 3.7 GHz | - |
| Number of Cores | Quad-Core | Dual-Core |
| Cache | 4 MB | 3 MB |
| 64-bit Computing | - | Yes |
| Features | - | Integrated memory controller |
| MEMORY | Dell Inspiron 3505 | Lenovo ThinkPad X240 (20AM) |
|---|
| RAM | 8 GB | 2 GB (1 x 2 GB) |
|---|---|---|
| Max RAM Supported | 16 GB | 8 GB |
| RAM Type | DDR4 SDRAM | DDR3L SDRAM |
| Speed | 2400 MHz | 1600 MHz / PC3L-12800 |
| Rated Speed | 2400 MHz | 1600 MHz |
| Form Factor | SO-DIMM 260-pin | SO-DIMM 204-pin |
| Slots Qty | 2 | 1 |
| Empty Slots | - | 0 |
| STORAGE | Dell Inspiron 3505 | Lenovo ThinkPad X240 (20AM) |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD M.2 PCIe 3.0 x4 - NVM Express (NVMe) | 500 GB HDD SATA 6Gb/s / 7200 rpm |
|---|
| AUDIO & VIDEO | Dell Inspiron 3505 | Lenovo ThinkPad X240 (20AM) |
|---|
| Graphics Processor (GPU) | AMD Radeon Vega 8 | Intel HD Graphics 4400 |
|---|---|---|
| Memory Allocation Technology | Shared Video Memory (UMA) | - |
| Camera | Yes - HD | Yes - 720p |
| Resolution | 0.92 Megapixel | - |
| Camera Features | 78.6 degrees, RGB camera | Face tracking |
| Image Sensor Type | CMOS | - |
| Video Resolutions | 1280 x 720 | - |
| Frame Rate | 30 frames per second | - |
| Sound | Stereo speakers, microphone | Stereo speakers, two microphones |
| Codec | Realtek ALC3204 | Realtek ALC3232 |
| Compliant Standards | High Definition Audio | High Definition Audio, Dolby Advanced Audio v2 |
| Audio Features | MaxxAudio Pro | - |
| COMMUNICATIONS | Dell Inspiron 3505 | Lenovo ThinkPad X240 (20AM) |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 4.2 | 802.11b/g/n, Bluetooth 4.0 |
|---|---|---|
| Wireless Controller | M.2 2230 | M.2 Card |
| Network Interface | 10/100 Ethernet | Gigabit Ethernet |
| Ethernet Controller | - | Intel I218-V |
| WWAN |
|---|
| Generation | - | WWAN |
|---|
| BATTERY | Dell Inspiron 3505 | Lenovo ThinkPad X240 (20AM) |
|---|
| Technology | 3-cell lithium polymer | 6-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 42 Wh | 47 Wh |
| AC ADAPTER | Dell Inspiron 3505 | Lenovo ThinkPad X240 (20AM) |
|---|
| Input | AC 100-240 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 45 Watt, 19.5 V, 2.31 A | 45 Watt |
| INPUT | Dell Inspiron 3505 | Lenovo ThinkPad X240 (20AM) |
|---|
| Type | Keyboard, touchpad | Keyboard, TrackPoint, UltraNav |
|---|---|---|
| Numeric Keypad | Yes | - |
| Features | - | Spill-resistant, multi-touch touchpad |
| CONNECTIONS & EXPANSIONS | Dell Inspiron 3505 | Lenovo ThinkPad X240 (20AM) |
|---|
| Interfaces | HDMI 2 x USB 3.2 Gen 1 USB 2.0 LAN Headphone/microphone combo jack |
2 x USB 3.0 VGA Mini DisplayPort LAN Dock Headphone/microphone combo jack |
|---|---|---|
| Memory Card Reader | Yes (SD Card, SDHC Card, SDXC Card) | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) |
| SOFTWARE | Dell Inspiron 3505 | Lenovo ThinkPad X240 (20AM) |
|---|
| Operating System (OS) | Windows 10 Home 64-bit Edition | Microsoft Windows 7 Professional 64-bit Edition - French |
|---|---|---|
| Software Included | Dell Mobile Connect | - |
| MISCELLANEOUS | Dell Inspiron 3505 | Lenovo ThinkPad X240 (20AM) |
|---|
| Dockable | - | Yes |
|---|---|---|
| Included Accessories | Power adapter | Power adapter |
| Security | - | Trusted Platform Module (TPM 1.2) Security Chip |
| Security Slot Type | Noble Wedge security slot | Kensington security slot |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | Security lock slot (cable lock sold separately) |
| Features | - | Administrator password, hard drive password, power-on password, ThinkVantage Active Protection System, 1 USB 3.0 (Always On), MIL-STD-810G tested |
| Compliant Standards | - | RoHS, GREENGUARD |
| ENERGY STAR Certified | - | Yes |
| Max Operating Temperature | 35 °C | - |
| Min Operating Temperature | 0 °C | - |
| Humidity Range Operating | 10 - 90% (non-condensing) | - |
| Manufacturer Warranty | - | Limited warranty - 1 year - pick-up and return |
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