Side by side comparison and review of Dell Latitude E7440 and Lenovo ThinkPad X1 Tablet (1st Gen). 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 ThinkPad X1 Tablet (1st Gen) based on its technical characteristics, features, user experience, expert reviews and price level.
versatile detachable design
robust build quality
excellent keyboard accessory
impressive display clarity
reliable performance
limited battery life
higher price point
modest storage capacity
no dedicated graphics
| DESIGN AND DIMENSIONS | Dell Latitude E7440 | Lenovo ThinkPad X1 Tablet (1st Gen) |
|---|
| Product Type | Ultrabook | Tablet - with detachable keyboard |
|---|---|---|
| Dimensions (WxDxH) | 33.7 cm x 23.15 cm x 2.1 cm | - |
| Dimensions (WxDxH) - tablet | - | 29.15 cm x 20.95 cm x 1.3 cm |
| Dimensions (WxDxH) / Weight Details | - | 29.15 cm x 20.95 cm x 1.3 cm / 1.1 kg - keyboard dock |
| Weight | 1.63 kg | 795 g |
| Colour | Grey | - |
| DISPLAY | Dell Latitude E7440 | Lenovo ThinkPad X1 Tablet (1st Gen) |
|---|
| Screen Size (Type) | 14" | 12" - IPS |
|---|---|---|
| Touchscreen | - | Yes (10-point multi-touch) |
| LCD Backlight Technology | WLED backlight | LED backlight |
| Screen Resolution | 1366 x 768 (HD) | 2160 x 1440 (Full HD Plus) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 3:2 |
| Features | Anti-glare | - |
| PROCESSOR | Dell Latitude E7440 | Lenovo ThinkPad X1 Tablet (1st Gen) |
|---|
| CPU | Intel Core i5 (4th Gen) 4310U / 2 GHz | Intel Core m7 (6th Gen) 6Y75 / 1.2 GHz |
|---|---|---|
| Max Turbo Speed | 3 GHz | 3.1 GHz |
| Number of Cores | Dual-Core | Dual-Core |
| Cache | 3 MB | 4 MB |
| 64-bit Computing | Yes | - |
| Platform Technology | Intel vPro Platform | - |
| Features | Intel Turbo Boost Technology 2.0 | Integrated memory controller |
| MEMORY | Dell Latitude E7440 | Lenovo ThinkPad X1 Tablet (1st Gen) |
|---|
| RAM | 4 GB (1 x 4 GB) | 16 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 X1 Tablet (1st Gen) |
|---|
| Main Storage Size (HDD/SSD) | 128 GB SSD | 512 GB SSD M.2 |
|---|
| AUDIO & VIDEO | Dell Latitude E7440 | Lenovo ThinkPad X1 Tablet (1st Gen) |
|---|
| Graphics Processor (GPU) | Intel HD Graphics 4400 | Intel HD Graphics 515 |
|---|---|---|
| Camera | Yes | Yes |
| Resolution | 0.92 Megapixel | 8 Megapixel (rear), 2 Megapixel (front) |
| Camera Features | 720p HD movie recording | Rear camera with flash |
| Image Sensor Type | CMOS | - |
| Sound | Stereo speakers, two microphones | Speaker |
| COMMUNICATIONS | Dell Latitude E7440 | Lenovo ThinkPad X1 Tablet (1st Gen) |
|---|
| Wireless | Bluetooth 4.0, 802.11a/b/g/n/ac | Bluetooth, 802.11a/b/g/n/ac, NFC, 802.11ad (WiGig) |
|---|---|---|
| Wireless Controller | Intel Dual Band Wireless-AC 7260 | - |
| Network Interface | Gigabit Ethernet | - |
| WWAN |
|---|
| Generation | - | 4G |
|---|---|---|
| Technology | - | UMTS, HSPA, HSPA+, DC-HSPA+, LTE Advanced |
| Controller | - | Sierra Wireless EM7455 |
| BATTERY | Dell Latitude E7440 | Lenovo ThinkPad X1 Tablet (1st Gen) |
|---|
| Technology | 4-cell Lithium Ion | 2-cell Lithium Ion |
|---|---|---|
| Installed Qty | 1 | - |
| Battery Capacity (Size) | 47 Wh | 37 Wh |
| Battery Life | - | Up to 10 hours |
| AC ADAPTER | Dell Latitude E7440 | Lenovo ThinkPad X1 Tablet (1st Gen) |
|---|
| Input | AC 120/230 V (50/60 Hz) | - |
|---|---|---|
| Output | 65 Watt | 45 Watt, 20 V, 2.25 A |
| INPUT | Dell Latitude E7440 | Lenovo ThinkPad X1 Tablet (1st Gen) |
|---|
| Type | Keyboard, touchpad | Keyboard, digitizer, TrackPoint, digital pen, UltraNav |
|---|---|---|
| Keyboard Backlight | Yes | - |
| CONNECTIONS & EXPANSIONS | Dell Latitude E7440 | Lenovo ThinkPad X1 Tablet (1st Gen) |
|---|
| Slots | - | 1 x Nano-SIM card (1 free) |
|---|---|---|
| Interfaces | LAN 3 x USB 3.0 Headphone/microphone combo jack HDMI Mini DisplayPort Dock |
USB 3.0 USB-C Mini DisplayPort Dock Headphone/microphone combo jack |
| Memory Card Reader | Yes (SD Card) | Yes (microSD) |
| SOFTWARE | Dell Latitude E7440 | Lenovo ThinkPad X1 Tablet (1st Gen) |
|---|
| Operating System (OS) | Microsoft Windows 7 Professional 64-bit Edition + Windows 8.1 Licence - Multilingual User Interface (MUI) | Windows 10 Pro 64-bit Edition |
|---|---|---|
| Software Included | Microsoft Office (Trial), Windows 8.1 (DVD) | - |
| MISCELLANEOUS | Dell Latitude E7440 | Lenovo ThinkPad X1 Tablet (1st Gen) |
|---|
| Dockable | Yes | Yes |
|---|---|---|
| Included Accessories | Power adapter | Power adapter, keyboard |
| Security | Trusted Platform Module (TPM) Security Chip | 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 | MIMO technology |
| Navigation Receiver | - | GPS |
| 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 - 3 years - on-site - response time: next business day | Limited warranty - 2 years |
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