Side by side comparison and review of Lenovo IdeaPad S540-15IML (81NG) and Dell Latitude E5400. 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 Lenovo IdeaPad S540-15IML (81NG) based on its technical characteristics, features, user experience, expert reviews and price level.
sleek aluminum design
sharp full HD display
fast processing speeds
ample storage capacity
good battery life
heavier than competitors
no optical drive
limited port selection
average graphics performance
Advantages and disadvantages of Dell Latitude E5400 based on its technical characteristics, features, user experience, expert reviews and price level.
durable build quality
affordable price point
comfortable keyboard layout
adequate connectivity options
solid base performance
average battery life
heavier design
outdated aesthetics
limited graphics capability
| DESIGN AND DIMENSIONS | Lenovo IdeaPad S540-15IML (81NG) | Dell Latitude E5400 |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 35.8 cm x 24.5 cm x 1.69 cm | - |
| Weight | 1.95 kg | - |
| Case Material | Aluminum, glass | - |
| Colour | Mineral grey | - |
| DISPLAY | Lenovo IdeaPad S540-15IML (81NG) | Dell Latitude E5400 |
|---|
| Screen Size (Type) | 15.6" - IPS | 14" |
|---|---|---|
| LCD Backlight Technology | LED backlight | - |
| Screen Resolution | 1920 x 1080 (Full HD) | 1920 x 1080 (Full HD) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | - |
| Image Brightness | 300 cd/m² | - |
| Colour Gamut | 72% | - |
| Features | Glossy, glass cover | - |
| PROCESSOR | Lenovo IdeaPad S540-15IML (81NG) | Dell Latitude E5400 |
|---|
| CPU | Intel Core i5 (10th Gen) 10210U / 1.6 GHz | Intel Core i5 (8th Gen) 8365U / 1.6 GHz |
|---|---|---|
| Max Turbo Speed | 4.2 GHz | 4.1 GHz |
| Number of Cores | Quad-Core | Quad-Core |
| Cache | 6 MB | - |
| 64-bit Computing | Yes | - |
| Features | Integrated memory controller | - |
| MEMORY | Lenovo IdeaPad S540-15IML (81NG) | Dell Latitude E5400 |
|---|
| RAM | 8 GB (1 x 4 GB + 4 GB (soldered)) | 8 GB |
|---|---|---|
| Max RAM Supported | 12 GB | - |
| RAM Type | DDR4 SDRAM | - |
| Speed | 2400 MHz | - |
| Rated Speed | 2400 MHz | - |
| Form Factor | SO-DIMM 260-pin | - |
| Slots Qty | 1 | - |
| Empty Slots | 0 | - |
| STORAGE | Lenovo IdeaPad S540-15IML (81NG) | Dell Latitude E5400 |
|---|
| Main Storage Size (HDD/SSD) | 512 GB SSD M.2 2280 PCIe 3.0 x4 - NVM Express (NVMe) | 256 GB SSD |
|---|
| AUDIO & VIDEO | Lenovo IdeaPad S540-15IML (81NG) | Dell Latitude E5400 |
|---|
| Graphics Processor (GPU) | Intel UHD Graphics | Intel Iris Xe Graphics |
|---|---|---|
| Video System Features | - | Functions as Intel UHD graphics (for single-channel memory) |
| Camera | Yes - 720p | - |
| Resolution | 1 Megapixel | - |
| Camera Features | Privacy shutter | - |
| Sound | Stereo speakers, dual array microphone | - |
| Compliant Standards | High Definition Audio, Dolby Audio | - |
| COMMUNICATIONS | Lenovo IdeaPad S540-15IML (81NG) | Dell Latitude E5400 |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 4.2 | - |
|---|---|---|
| Wireless Controller | M.2 Card | - |
| Features | Dual stream (2x2) | - |
| BATTERY | Lenovo IdeaPad S540-15IML (81NG) | Dell Latitude E5400 |
|---|
| Technology | Lithium Ion | - |
|---|---|---|
| Battery Capacity (Size) | 70 Wh | - |
| Battery Life | Up to 15 hours | - |
| AC ADAPTER | Lenovo IdeaPad S540-15IML (81NG) | Dell Latitude E5400 |
|---|
| Input | AC 120/230 V (50/60 Hz) | - |
|---|---|---|
| Output | 65 Watt | - |
| INPUT | Lenovo IdeaPad S540-15IML (81NG) | Dell Latitude E5400 |
|---|
| Type | Keyboard, touchpad | Keyboard |
|---|---|---|
| Numeric Keypad | Yes | - |
| Keyboard Backlight | Yes | - |
| Features | Multi-touch touchpad, buttonless touchpad | - |
| CONNECTIONS & EXPANSIONS | Lenovo IdeaPad S540-15IML (81NG) | Dell Latitude E5400 |
|---|
| Interfaces | USB 3.1 Gen 1 USB 3.1 Gen 1 (Always On) USB-C 3.1 Gen 1 HDMI Headphone/microphone combo jack |
- |
|---|---|---|
| Memory Card Reader | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) | - |
| SOFTWARE | Lenovo IdeaPad S540-15IML (81NG) | Dell Latitude E5400 |
|---|
| Operating System (OS) | Windows 10 Home 64-bit Edition - English | Windows 10 |
|---|---|---|
| Software Included | Microsoft Office (30 days trial) | - |
| MISCELLANEOUS | Lenovo IdeaPad S540-15IML (81NG) | Dell Latitude E5400 |
|---|
| Included Accessories | Power adapter | Power adapter |
|---|---|---|
| Security | Firmware 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 | ISO 9001, ISO 14001, ISO 27001, GDPR |
| SAR Value | 1.81 W/kg (body), 1.81 W/kg (limb) | - |
| Manufacturer Warranty | Limited warranty - 1 year - pick-up and return | - |
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