Detailed comparison and review of Lenovo ThinkPad T440 and Lenovo ThinkPad X1 Carbon (7th Gen) (20QD). 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 T440 based on its technical characteristics, features, user experience, expert reviews and price level.
durable build quality
excellent keyboard comfort
good battery life
solid performance base
efficient thermal management
average display quality
heavier than competitors
limited graphics capability
outdated design style
Advantages and disadvantages of Lenovo ThinkPad X1 Carbon (7th Gen) (20QD) based on its technical characteristics, features, user experience, expert reviews and price level.
lightweight design
robust build quality
excellent keyboard
impressive battery life
fast ssd storage
limited port variety
average graphics performance
no touchscreen option
higher price point
| DESIGN AND DIMENSIONS | Lenovo ThinkPad T440 | Lenovo ThinkPad X1 Carbon (7th Gen) (20QD) |
|---|
| Product Type | Ultrabook | Ultrabook |
|---|---|---|
| Dimensions (WxDxH) | 33.9 cm x 23.25 cm x 2.1 cm | 32.3 cm x 21.7 cm |
| Weight | 1.81 kg | 1.09 kg |
| Case Material | - | Carbon fibre, magnesium alloy |
| DISPLAY | Lenovo ThinkPad T440 | Lenovo ThinkPad X1 Carbon (7th Gen) (20QD) |
|---|
| Screen Size (Type) | 14" | 14" - IPS |
|---|---|---|
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 1600 x 900 (HD+) | - |
| Widescreen | Yes | - |
| Image Aspect Ratio | 16:9 | 16:9 |
| PROCESSOR | Lenovo ThinkPad T440 | Lenovo ThinkPad X1 Carbon (7th Gen) (20QD) |
|---|
| CPU | Intel Core i5 (4th Gen) 4300U / 1.9 GHz | No CPU |
|---|---|---|
| Max Turbo Speed | 2.9 GHz | - |
| Number of Cores | Dual-Core | - |
| Cache | 3 MB | - |
| 64-bit Computing | Yes | - |
| Features | Hyper-Threading Technology, integrated memory controller, Intel Turbo Boost Technology 2.0 | - |
| MEMORY | Lenovo ThinkPad T440 | Lenovo ThinkPad X1 Carbon (7th Gen) (20QD) |
|---|
| RAM | 4 GB (1 x 4 GB) | (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | 8 GB | - |
| RAM Type | DDR3L SDRAM | LPDDR3 SDRAM |
| Speed | - | 2133 MHz |
| Rated Speed | - | 2133 MHz |
| Form Factor | SO-DIMM 204-pin | - |
| Slots Qty | 1 | - |
| Empty Slots | 0 | - |
| STORAGE | Lenovo ThinkPad T440 | Lenovo ThinkPad X1 Carbon (7th Gen) (20QD) |
|---|
| Main Storage Size (HDD/SSD) | 240 GB SSD | - |
|---|
| AUDIO & VIDEO | Lenovo ThinkPad T440 | Lenovo ThinkPad X1 Carbon (7th Gen) (20QD) |
|---|
| Graphics Processor (GPU) | Intel HD Graphics 4400 | Intel UHD Graphics 620 |
|---|---|---|
| Camera | Yes | - |
| Sound | Stereo speakers, dual array microphone | Four speakers, quad array microphone |
| Codec | Realtek ALC3232 | Realtek ALC3286 |
| Compliant Standards | - | High Definition Audio, Dolby Atmos |
| COMMUNICATIONS | Lenovo ThinkPad T440 | Lenovo ThinkPad X1 Carbon (7th Gen) (20QD) |
|---|
| Wireless | - | Wi-Fi, Bluetooth 5.0 |
|---|---|---|
| Network Interface | Gigabit Ethernet | - |
| BATTERY | Lenovo ThinkPad T440 | Lenovo ThinkPad X1 Carbon (7th Gen) (20QD) |
|---|
| Technology | - | Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | - | 51 Wh |
| Battery Life | - | Up to 18.3 hours |
| AC ADAPTER | Lenovo ThinkPad T440 | Lenovo ThinkPad X1 Carbon (7th Gen) (20QD) |
|---|
| Input | - | AC 120/230 V (50/60 Hz) |
|---|
| INPUT | Lenovo ThinkPad T440 | Lenovo ThinkPad X1 Carbon (7th Gen) (20QD) |
|---|
| Type | Keyboard, TrackPoint, UltraNav | Keyboard, TrackPoint, UltraNav |
|---|---|---|
| Keyboard Backlight | - | Yes |
| Features | Multi-touch touchpad | Spill-resistant, multi-touch touchpad, buttonless touchpad |
| CONNECTIONS & EXPANSIONS | Lenovo ThinkPad T440 | Lenovo ThinkPad X1 Carbon (7th Gen) (20QD) |
|---|
| Interfaces | 2 x USB 3.0 VGA Mini DisplayPort LAN Dock Headphone/microphone combo jack |
USB 3.1 Gen 1 USB 3.1 Gen 1 (Always On) 2 x USB-C 3.1 Gen 2 (supports Thunderbolt 3, DisplayPort Alt Mode) (Power Delivery) HDMI Headphone/microphone combo jack Lenovo Ethernet extension connector Dock |
|---|---|---|
| Memory Card Reader | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) | - |
| SOFTWARE | Lenovo ThinkPad T440 | Lenovo ThinkPad X1 Carbon (7th Gen) (20QD) |
|---|
| Operating System (OS) | Windows 10 Pro (Microsoft Authorized Refurbisher (MAR)) | No operating system |
|---|
| MISCELLANEOUS | Lenovo ThinkPad T440 | Lenovo ThinkPad X1 Carbon (7th Gen) (20QD) |
|---|
| Dockable | Yes | Yes |
|---|---|---|
| Included Accessories | Power adapter | USB-C power adapter |
| Security | Trusted Platform Module (TPM 1.2) Security Chip | Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader |
| Security Slot Type | Kensington security slot | Kensington mini security slot |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | Security lock slot (cable lock sold separately) |
| Features | - | Administrator password, hard drive password, power-on password, RapidCharge, MIL-STD-810G tested |
| Compliant Standards | ISO 9001, ISO 14001, ISO 27001 | RoHS |
| ENERGY STAR Certified | - | Yes |
| EPEAT Compliant | - | EPEAT Gold |
| Manufacturer Warranty | Limited warranty - 2 years - pick-up and return | - |
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