In depth comparison and review of Dell Latitude E7440 and Lenovo ThinkPad Helix (2nd Gen). 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 ThinkPad Helix (2nd Gen) based on its technical characteristics, features, user experience, expert reviews and price level.
versatile detachable design
responsive touchscreen display
solid build quality
decent battery life
improved keyboard layout
heavier than competitors
limited storage options
mediocre performance
higher price point
| DESIGN AND DIMENSIONS | Dell Latitude E7440 | Lenovo ThinkPad Helix (2nd Gen) |
|---|
| Product Type | Ultrabook | Ultrabook - with keyboard dock |
|---|---|---|
| Dimensions (WxDxH) | 33.7 cm x 23.15 cm x 2.1 cm | 30.11 cm x 19.25 cm x 0.96 cm |
| Dimensions (WxDxH) / Weight Details | - | 900 g - keyboard dock |
| Weight | 1.63 kg | 822 g |
| Case Material | - | Aluminum, polycarbonate ABS |
| Colour | Grey | Graphite black |
| DISPLAY | Dell Latitude E7440 | Lenovo ThinkPad Helix (2nd Gen) |
|---|
| Screen Size (Type) | 14" | 11.6" - IPS |
|---|---|---|
| Touchscreen | - | Yes (10-point multi-touch) |
| LCD Backlight Technology | WLED backlight | LED backlight |
| Screen Resolution | 1366 x 768 (HD) | 1920 x 1080 (Full HD) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Image Brightness | - | 370 cd/m² |
| Features | Anti-glare | VibrantView, glossy, Corning Gorilla glass, WideView, One Glass Solution |
| PROCESSOR | Dell Latitude E7440 | Lenovo ThinkPad Helix (2nd Gen) |
|---|
| CPU | Intel Core i5 (4th Gen) 4310U / 2 GHz | Intel Core M 5Y71 / 1.2 GHz |
|---|---|---|
| Max Turbo Speed | 3 GHz | 2.9 GHz |
| Number of Cores | Dual-Core | Dual-Core |
| Cache | 3 MB | 4 MB |
| 64-bit Computing | Yes | Yes |
| Platform Technology | Intel vPro Platform | - |
| Features | Intel Turbo Boost Technology 2.0 | Integrated memory controller, Intel Turbo Boost Technology 2.0 |
| MEMORY | Dell Latitude E7440 | Lenovo ThinkPad Helix (2nd Gen) |
|---|
| RAM | 4 GB (1 x 4 GB) | 8 GB (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | 16 GB | - |
| RAM Type | DDR3L SDRAM | LPDDR3 SDRAM |
| Speed | 1600 MHz | - |
| Form Factor | SO-DIMM 204-pin | - |
| Slots Qty | 2 | - |
| Empty Slots | 1 | - |
| STORAGE | Dell Latitude E7440 | Lenovo ThinkPad Helix (2nd Gen) |
|---|
| Main Storage Size (HDD/SSD) | 128 GB SSD | 128 GB SSD |
|---|
| AUDIO & VIDEO | Dell Latitude E7440 | Lenovo ThinkPad Helix (2nd Gen) |
|---|
| Graphics Processor (GPU) | Intel HD Graphics 4400 | Intel HD Graphics 5300 |
|---|---|---|
| Camera | Yes | Yes |
| Resolution | 0.92 Megapixel | 5 Megapixel (rear), 2 Megapixel (front) |
| Camera Features | 720p HD movie recording | - |
| Image Sensor Type | CMOS | - |
| Video Resolutions | - | 1080p |
| Sound | Stereo speakers, two microphones | Stereo speakers, three microphones |
| Codec | - | ALC286-VC |
| Compliant Standards | - | High Definition Audio |
| COMMUNICATIONS | Dell Latitude E7440 | Lenovo ThinkPad Helix (2nd Gen) |
|---|
| Wireless | Bluetooth 4.0, 802.11a/b/g/n/ac | Bluetooth 4.0, 802.11a/b/g/n/ac |
|---|---|---|
| Wireless Controller | Intel Dual Band Wireless-AC 7260 | M.2 Card |
| Network Interface | Gigabit Ethernet | Ethernet |
| BATTERY | Dell Latitude E7440 | Lenovo ThinkPad Helix (2nd Gen) |
|---|
| Technology | 4-cell Lithium Ion | Lithium Ion |
|---|---|---|
| Installed Qty | 1 | 2 |
| Battery Capacity (Size) | 47 Wh | - |
| AC ADAPTER | Dell Latitude E7440 | Lenovo ThinkPad Helix (2nd Gen) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 65 Watt | 36 Watt |
| INPUT | Dell Latitude E7440 | Lenovo ThinkPad Helix (2nd Gen) |
|---|
| Type | Keyboard, touchpad | Keyboard, digitizer, touchpad, TrackPoint, digital pen |
|---|---|---|
| Keyboard Backlight | Yes | Yes |
| Features | - | Multi-touch touchpad |
| CONNECTIONS & EXPANSIONS | Dell Latitude E7440 | Lenovo ThinkPad Helix (2nd Gen) |
|---|
| Interfaces | LAN 3 x USB 3.0 Headphone/microphone combo jack HDMI Mini DisplayPort Dock |
USB 3.0 (Always On) Micro-HDMI Headphone/microphone combo jack Dock USB 3.0 (on keyboard dock) Mini DisplayPort (on keyboard dock) LAN (on supplied cable) |
|---|---|---|
| Memory Card Reader | Yes (SD Card) | Yes (microSD, microSDHC, microSDXC) |
| SOFTWARE | Dell Latitude E7440 | Lenovo ThinkPad Helix (2nd Gen) |
|---|
| Operating System (OS) | Microsoft Windows 7 Professional 64-bit Edition + Windows 8.1 Licence - Multilingual User Interface (MUI) | Windows 10 Home |
|---|---|---|
| Software Included | Microsoft Office (Trial), Windows 8.1 (DVD) | - |
| MISCELLANEOUS | Dell Latitude E7440 | Lenovo ThinkPad Helix (2nd Gen) |
|---|
| Dockable | Yes | Yes |
|---|---|---|
| Included Accessories | Power adapter | Power adapter, USB to Ethernet adapter |
| Integrated Options | - | Ambient light sensor, 3-axis gyro sensor, 3-axis magnetometer, 3-axis accelerometer, 3-axis compass, 3-axis inclinometer |
| Security | Trusted Platform Module (TPM) Security Chip | Fingerprint reader |
| Security Slot Type | Kensington security slot | Kensington security slot |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | Security lock slot (cable lock sold separately) |
| Features | Intel Rapid Start Technology, Intel Smart Connect Technology | Administrator password, hard drive password, power-on password, volume control, lock display rotation function |
| Compliant Standards | - | ISO 9001, ISO 14001, RoHS, GREENGUARD, ISO 27001 |
| ENERGY STAR Certified | Yes | Yes |
| EPEAT Compliant | - | EPEAT Gold |
| Max Operating Temperature | 35 °C | - |
| Min Operating Temperature | 0 °C | - |
| Humidity Range Operating | 10 - 90% (non-condensing) | - |
| Manufacturer Warranty | Limited warranty - 3 years - on-site - response time: next business day | Limited warranty - 2 years - pick-up and return |
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