Side by side comparison and review of Lenovo ThinkPad T440 and Lenovo ThinkPad X1 Carbon Gen 9 (20XW). 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 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outdated design style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 Gen 9 (20XW) based on its technical characteristics, features, user experience, expert reviews and price level.
lightweight and portable
robust build quality
excellent keyboard comfort
impressive battery life
bright, vivid display
higher price point
limited port selection
average graphics performance
no touchscreen option
| DESIGN AND DIMENSIONS | Lenovo ThinkPad T440 | Lenovo ThinkPad X1 Carbon Gen 9 (20XW) |
|---|
| Product Type | Ultrabook | Ultrabook |
|---|---|---|
| Dimensions (WxDxH) | 33.9 cm x 23.25 cm x 2.1 cm | 31.5 cm x 22.16 cm x 1.49 cm |
| Weight | 1.81 kg | 1.133 kg |
| Case Material | - | Carbon fibre, magnesium alloy |
| Colour | - | Black paint |
| DISPLAY | Lenovo ThinkPad T440 | Lenovo ThinkPad X1 Carbon Gen 9 (20XW) |
|---|
| Screen Size (Type) | 14" | 14" - IPS |
|---|---|---|
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 1600 x 900 (HD+) | 1920 x 1200 (Full HD Plus) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:10 |
| Image Brightness | - | 400 cd/m² |
| Colour Gamut | - | 100% sRGB |
| Features | - | Anti-glare, Low Blue Light technology, 170° viewing angle, Low Power |
| PROCESSOR | Lenovo ThinkPad T440 | Lenovo ThinkPad X1 Carbon Gen 9 (20XW) |
|---|
| CPU | Intel Core i5 (4th Gen) 4300U / 1.9 GHz | Intel Core i5 (11th Gen) 1135G7 / 2.4 GHz |
|---|---|---|
| Max Turbo Speed | 2.9 GHz | 4.2 GHz |
| Number of Cores | Dual-Core | Quad-Core |
| Cache | 3 MB | 8 MB |
| 64-bit Computing | Yes | - |
| Platform Technology | - | Intel Evo |
| Features | Hyper-Threading Technology, integrated memory controller, Intel Turbo Boost Technology 2.0 | Integrated memory controller |
| MEMORY | Lenovo ThinkPad T440 | Lenovo ThinkPad X1 Carbon Gen 9 (20XW) |
|---|
| RAM | 4 GB (1 x 4 GB) | 8 GB (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | 8 GB | - |
| RAM Type | DDR3L SDRAM | LPDDR4X SDRAM |
| Speed | - | 4266 MHz |
| Rated Speed | - | 4266 MHz |
| Form Factor | SO-DIMM 204-pin | - |
| Slots Qty | 1 | - |
| Empty Slots | 0 | - |
| STORAGE | Lenovo ThinkPad T440 | Lenovo ThinkPad X1 Carbon Gen 9 (20XW) |
|---|
| Main Storage Size (HDD/SSD) | 240 GB SSD | 256 GB SSD M.2 2280 PCIe 3.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | Lenovo ThinkPad T440 | Lenovo ThinkPad X1 Carbon Gen 9 (20XW) |
|---|
| Graphics Processor (GPU) | Intel HD Graphics 4400 | Intel Iris Xe Graphics |
|---|---|---|
| Memory Allocation Technology | - | Shared Video Memory (UMA) |
| Camera | Yes | Yes - 720p |
| Camera Features | - | IR camera, Windows Hello, fixed focus, ThinkShutter camera privacy |
| Sound | Stereo speakers, dual array microphone | Four speakers, quad array microphone |
| Codec | Realtek ALC3232 | Realtek ALC3306 |
| Compliant Standards | - | High Definition Audio, Dolby Atmos |
| COMMUNICATIONS | Lenovo ThinkPad T440 | Lenovo ThinkPad X1 Carbon Gen 9 (20XW) |
|---|
| Wireless | - | NFC, 802.11a/b/g/n/ac/ax, Bluetooth 5.2 |
|---|---|---|
| Wireless Controller | - | Intel Wi-Fi 6 AX 201 |
| Network Interface | Gigabit Ethernet | - |
| Features | - | Gigabit Ethernet via optional Ethernet (RJ-45) adapter, dual stream (2x2) |
| WWAN |
|---|
| Generation | - | WWAN upgradable |
|---|
| BATTERY | Lenovo ThinkPad T440 | Lenovo ThinkPad X1 Carbon Gen 9 (20XW) |
|---|
| Technology | - | Lithium polymer |
|---|---|---|
| Battery Capacity (Size) | - | 57 Wh |
| Battery Life | - | Up to 26 hours |
| AC ADAPTER | Lenovo ThinkPad T440 | Lenovo ThinkPad X1 Carbon Gen 9 (20XW) |
|---|
| Input | - | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | - | 65 Watt |
| INPUT | Lenovo ThinkPad T440 | Lenovo ThinkPad X1 Carbon Gen 9 (20XW) |
|---|
| Type | Keyboard, TrackPoint, UltraNav | Keyboard, TrackPoint, UltraNav |
|---|---|---|
| Keyboard Backlight | - | Yes |
| Features | Multi-touch touchpad | Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls, glass touchpad |
| CONNECTIONS & EXPANSIONS | Lenovo ThinkPad T440 | Lenovo ThinkPad X1 Carbon Gen 9 (20XW) |
|---|
| Interfaces | 2 x USB 3.0 VGA Mini DisplayPort LAN Dock Headphone/microphone combo jack |
USB 3.2 Gen 1 USB 3.2 Gen 1 (Always On) 2 x USB4 (supports Thunderbolt 4, DisplayPort 1.4a Alt Mode) (Power Delivery 3.0) HDMI Headphone/microphone combo jack |
|---|---|---|
| Memory Card Reader | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) | - |
| SOFTWARE | Lenovo ThinkPad T440 | Lenovo ThinkPad X1 Carbon Gen 9 (20XW) |
|---|
| Operating System (OS) | Windows 10 Pro (Microsoft Authorized Refurbisher (MAR)) | Windows 10 Pro 64-bit Edition - English |
|---|
| MISCELLANEOUS | Lenovo ThinkPad T440 | Lenovo ThinkPad X1 Carbon Gen 9 (20XW) |
|---|
| Dockable | 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 nano 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, self-healing BIOS |
| Compliant Standards | ISO 9001, ISO 14001, ISO 27001 | RoHS |
| ENERGY STAR Certified | - | Yes |
| EPEAT Compliant | - | EPEAT Gold |
| TCO Certified | - | TCO Certified Notebooks 8 |
| Manufacturer Warranty | Limited warranty - 2 years - pick-up and return | Limited warranty - 3 years - pick-up and return |
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