In depth comparison and review of Dell Latitude 3540 and Lenovo IdeaPad S145-14IIL (81W6). 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 Lenovo IdeaPad S145-14IIL (81W6) based on its technical characteristics, features, user experience, expert reviews and price level.
affordable price
lightweight design
solid build quality
decent processor performance
adequate connectivity options
average display quality
limited battery life
modest graphics capability
no backlit keyboard
| DESIGN AND DIMENSIONS | Dell Latitude 3540 | Lenovo IdeaPad S145-14IIL (81W6) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 37.6 cm x 25.9 cm x 2.53 cm | 32.71 cm x 24.1 cm x 1.99 cm |
| Weight | 2.2 kg | 1.6 kg |
| Case Material | - | Polycarbonate ABS (bottom), polycarbonate ABS (top) |
| Colour | Black | Platinum grey | Granite black |
| DISPLAY | Dell Latitude 3540 | Lenovo IdeaPad S145-14IIL (81W6) |
|---|
| Screen Size (Type) | 15.6" | 14" - TN |
|---|---|---|
| LCD Backlight Technology | WLED backlight | - |
| Screen Resolution | 1366 x 768 (HD) | 1366 x 768 (HD) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Image Brightness | - | 220 cd/m² |
| Features | Anti-glare | Anti-glare |
| PROCESSOR | Dell Latitude 3540 | Lenovo IdeaPad S145-14IIL (81W6) |
|---|
| CPU | Intel Core i3 (4th Gen) 4010U / 1.7 GHz | Intel Core i3 (10th Gen) 1005G1 / 1.2 GHz |
|---|---|---|
| Max Turbo Speed | - | 3.4 GHz |
| Number of Cores | Dual-Core | Dual-Core |
| Cache | 3 MB | 4 MB |
| 64-bit Computing | Yes | - |
| Chipset | Mobile Intel HM87 Express | - |
| Features | - | Integrated memory controller |
| MEMORY | Dell Latitude 3540 | Lenovo IdeaPad S145-14IIL (81W6) |
|---|
| RAM | 4 GB (1 x 4 GB) | 4 GB (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | 8 GB | 12 GB |
| RAM Type | DDR3L SDRAM | DDR4 SDRAM |
| Speed | 1600 MHz | 2666 MHz |
| Rated Speed | - | 2666 MHz |
| Form Factor | SO-DIMM 204-pin | SO-DIMM 260-pin |
| Slots Qty | 2 | 1 |
| Empty Slots | 1 | 1 |
| STORAGE | Dell Latitude 3540 | Lenovo IdeaPad S145-14IIL (81W6) |
|---|
| Main Storage Size (HDD/SSD) | 500 GB HDD SATA 3Gb/s / 5400 rpm | 128 GB SSD M.2 2242 PCIe 3.0 x2 - NVM Express (NVMe) |
|---|---|---|
| Optical Drive | DVD±RW - tray | - |
| Read Speed | 8x | - |
| AUDIO & VIDEO | Dell Latitude 3540 | Lenovo IdeaPad S145-14IIL (81W6) |
|---|
| Graphics Processor (GPU) | Intel HD Graphics 4400 | Intel UHD Graphics |
|---|---|---|
| Memory Allocation Technology | Dynamic Video Memory Technology | - |
| Camera | Yes | Yes |
| Resolution | 0.92 Megapixel | 0.3 Megapixel |
| Camera Features | - | Fixed focus |
| Video Resolutions | 1280 x 720 | - |
| Sound | Stereo speakers, microphone | Stereo speakers, microphone |
| Codec | Realtek ALC3223 | - |
| Compliant Standards | High Definition Audio | High Definition Audio, Dolby Audio |
| COMMUNICATIONS | Dell Latitude 3540 | Lenovo IdeaPad S145-14IIL (81W6) |
|---|
| Wireless | 802.11b/g/n, Bluetooth 4.0 | 802.11a/b/g/n/ac, Bluetooth 5.0 |
|---|---|---|
| Wireless Controller | Dell Wireless 1705 | M.2 Card |
| Network Interface | Gigabit Ethernet | - |
| Features | - | Single stream (1x1) |
| BATTERY | Dell Latitude 3540 | Lenovo IdeaPad S145-14IIL (81W6) |
|---|
| Technology | 4-cell Lithium Ion | Lithium polymer |
|---|---|---|
| Battery Capacity (Size) | 40 Wh | 30 Wh |
| Battery Life | - | Up to 5.5 hours |
| AC ADAPTER | Dell Latitude 3540 | Lenovo IdeaPad S145-14IIL (81W6) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 65 Watt, 19.5 V, 3.34 A | 65 Watt |
| INPUT | Dell Latitude 3540 | Lenovo IdeaPad S145-14IIL (81W6) |
|---|
| Type | Keyboard, touchpad | Keyboard, touchpad |
|---|---|---|
| Features | - | Multi-touch touchpad, buttonless touchpad |
| CONNECTIONS & EXPANSIONS | Dell Latitude 3540 | Lenovo IdeaPad S145-14IIL (81W6) |
|---|
| Interfaces | 2 x USB 3.0 2 x USB 2.0 VGA Headphone/microphone combo jack LAN |
USB 2.0 2 x USB 3.1 Gen 1 HDMI 1.4b Headphone/microphone combo jack |
|---|---|---|
| Memory Card Reader | 4 in 1 | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) |
| SOFTWARE | Dell Latitude 3540 | Lenovo IdeaPad S145-14IIL (81W6) |
|---|
| Operating System (OS) | Microsoft Windows 7 Professional 64-bit Edition | Windows 10 Home in S mode - English |
|---|---|---|
| Software Included | Drivers & Utilities, Microsoft Office (Trial), Dell Webcam Central | Microsoft Office (Trial) |
| MISCELLANEOUS | Dell Latitude 3540 | Lenovo IdeaPad S145-14IIL (81W6) |
|---|
| Included Accessories | Power adapter | Wall mount power adapter |
|---|---|---|
| Security | - | Firmware Trusted Platform Module (TPM 2.0) Security Chip |
| Features | Security lock slot (cable lock sold separately) | Administrator password, hard drive password, power-on password |
| Compliant Standards | CEC | RoHS, Energy-Related Products (ErP) Lot 3 |
| ENERGY STAR Certified | Yes | - |
| Carbon Footprint | - | 293 kg carbon emissions |
| Max Operating Temperature | 35 °C | - |
| Min Operating Temperature | 0 °C | - |
| Humidity Range Operating | 10 - 90% (non-condensing) | - |
| Manufacturer Warranty | Limited warranty - 1 year - response time: next business day | Limited warranty - 1 year - pick-up and return |
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