Detailed comparison and review of Dell Latitude E7440 and Lenovo ThinkPad T550. With our comprehensive overview, you can simply compare dimensions, performance, storage, functions, but also other key features of both laptops and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the laptop that best fits your needs and expectations.
Advantages and disadvantages of Lenovo ThinkPad T550 based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
excellent keyboard comfort
long battery life
efficient thermal management
good enterprise features
heavier than competitors
average display quality
limited graphics performance
costlier than alternatives
DESIGN AND DIMENSIONS | Dell Latitude E7440 | Lenovo ThinkPad T550 |
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Product Type | Ultrabook | Ultrabook |
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Dimensions (WxDxH) | 33.7 cm x 23.15 cm x 2.1 cm | 38 cm x 25.8 cm x 2.24 cm |
Weight | 1.63 kg | 2.3 kg |
Case Material | - | Glass-fibre reinforced plastic |
Colour | Grey | - |
DISPLAY | Dell Latitude E7440 | Lenovo ThinkPad T550 |
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Screen Size (Type) | 14" | 15.5" |
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LCD Backlight Technology | WLED backlight | LED backlight |
Screen Resolution | 1366 x 768 (HD) | 2880 x 1620 (WQHD+) |
Widescreen | Yes | Yes |
Image Aspect Ratio | 16:9 | 16:9 |
Features | Anti-glare | Anti-glare |
PROCESSOR | Dell Latitude E7440 | Lenovo ThinkPad T550 |
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CPU | Intel Core i5 (4th Gen) 4310U / 2 GHz | Intel Core i5 (5th Gen) 5200U / 2.2 GHz |
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Max Turbo Speed | 3 GHz | 2.7 GHz |
Number of Cores | Dual-Core | Dual-Core |
Cache | 3 MB | 3 MB |
64-bit Computing | Yes | Yes |
Platform Technology | Intel vPro Platform | - |
Features | Intel Turbo Boost Technology 2.0 | Hyper-Threading Technology, integrated memory controller, Intel Turbo Boost Technology 2.0 |
MEMORY | Dell Latitude E7440 | Lenovo ThinkPad T550 |
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RAM | 4 GB (1 x 4 GB) | 4 GB |
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Max RAM Supported | 16 GB | 16 GB |
RAM Type | DDR3L SDRAM | DDR3L SDRAM |
Speed | 1600 MHz | 1600 MHz / PC3L-12800 |
Rated Speed | - | 1600 MHz |
Form Factor | SO-DIMM 204-pin | SO-DIMM 204-pin |
Slots Qty | 2 | 2 |
Empty Slots | 1 | - |
STORAGE | Dell Latitude E7440 | Lenovo ThinkPad T550 |
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Main Storage Size (HDD/SSD) | 128 GB SSD | 120 GB SSD |
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AUDIO & VIDEO | Dell Latitude E7440 | Lenovo ThinkPad T550 |
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Graphics Processor (GPU) | Intel HD Graphics 4400 | Intel HD Graphics 5500 |
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Camera | Yes | Yes - 720p |
Resolution | 0.92 Megapixel | - |
Camera Features | 720p HD movie recording | - |
Image Sensor Type | CMOS | - |
Sound | Stereo speakers, two microphones | Stereo speakers, two microphones |
Codec | - | Realtek ALC3232 |
Compliant Standards | - | High Definition Audio |
COMMUNICATIONS | Dell Latitude E7440 | Lenovo ThinkPad T550 |
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Wireless | Bluetooth 4.0, 802.11a/b/g/n/ac | Bluetooth, Wi-Fi |
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Wireless Controller | Intel Dual Band Wireless-AC 7260 | - |
Network Interface | Gigabit Ethernet | Gigabit Ethernet |
BATTERY | Dell Latitude E7440 | Lenovo ThinkPad T550 |
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Technology | 4-cell Lithium Ion | Lithium Ion |
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Installed Qty | 1 | - |
Battery Capacity (Size) | 47 Wh | - |
AC ADAPTER | Dell Latitude E7440 | Lenovo ThinkPad T550 |
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Input | AC 120/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
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Output | 65 Watt | - |
INPUT | Dell Latitude E7440 | Lenovo ThinkPad T550 |
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Type | Keyboard, touchpad | Keyboard, TrackPoint, UltraNav |
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Numeric Keypad | - | Yes |
Keyboard Backlight | Yes | Yes |
Features | - | Spill-resistant, multi-touch touchpad, buttonless touchpad |
CONNECTIONS & EXPANSIONS | Dell Latitude E7440 | Lenovo ThinkPad T550 |
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Interfaces | LAN 3 x USB 3.0 Headphone/microphone combo jack HDMI Mini DisplayPort Dock |
2 x USB 3.0 USB 3.0 (Always On) VGA Mini DisplayPort LAN Dock Headphone/microphone combo jack |
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Memory Card Reader | Yes (SD Card) | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) |
SOFTWARE | Dell Latitude E7440 | Lenovo ThinkPad T550 |
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Operating System (OS) | Microsoft Windows 7 Professional 64-bit Edition + Windows 8.1 Licence - Multilingual User Interface (MUI) | Windows 10 Pro 64-bit Edition (Microsoft Authorized Refurbisher (MAR)) |
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Software Included | Microsoft Office (Trial), Windows 8.1 (DVD) | - |
MISCELLANEOUS | Dell Latitude E7440 | Lenovo ThinkPad T550 |
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Dockable | Yes | Yes |
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Included Accessories | Power adapter | Power adapter |
Security | Trusted Platform Module (TPM) Security Chip | Trusted Platform Module (TPM 1.2) Security Chip |
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, ThinkEngine, MIL-STD-810G tested |
Compliant Standards | - | ISO 9001, ISO 14001, ISO 27001 |
ENERGY STAR Certified | Yes | 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 - pick-up and return |