Side by side comparison and review of Microsoft Surface Pro 6 and Lenovo ThinkPad T440. 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outdated design style
| DESIGN AND DIMENSIONS | Microsoft Surface Pro 6 | Lenovo ThinkPad T440 |
|---|
| Product Type | Tablet - with detachable keyboard | Ultrabook |
|---|---|---|
| Dimensions (WxDxH) | 29.2 cm x 20.1 cm x 0.85 cm | 33.9 cm x 23.25 cm x 2.1 cm |
| Weight | 770 g | 1.81 kg |
| Colour | Platinum | - |
| DISPLAY | Microsoft Surface Pro 6 | Lenovo ThinkPad T440 |
|---|
| Screen Size (Type) | 12.3" | 14" |
|---|---|---|
| Touchscreen | Yes (10-point multi-touch) | - |
| LCD Backlight Technology | - | LED backlight |
| Screen Resolution | 2736 x 1824 | 1600 x 900 (HD+) |
| Pixel Density (ppi) | 267 | - |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 3:2 | 16:9 |
| Features | Corning Gorilla glass, PixelSense, fingerprint-resistant oleophobic coating | - |
| PROCESSOR | Microsoft Surface Pro 6 | Lenovo ThinkPad T440 |
|---|
| CPU | Intel Core m3 (7th Gen) 7Y30 / 1 GHz | Intel Core i5 (4th Gen) 4300U / 1.9 GHz |
|---|---|---|
| Max Turbo Speed | 2.6 GHz | 2.9 GHz |
| Number of Cores | Dual-Core | Dual-Core |
| Cache | 4 MB | 3 MB |
| 64-bit Computing | Yes | Yes |
| Features | - | Hyper-Threading Technology, integrated memory controller, Intel Turbo Boost Technology 2.0 |
| MEMORY | Microsoft Surface Pro 6 | Lenovo ThinkPad T440 |
|---|
| RAM | 4 GB | 4 GB (1 x 4 GB) |
|---|---|---|
| Max RAM Supported | - | 8 GB |
| RAM Type | LPDDR3 SDRAM | DDR3L SDRAM |
| Speed | 1866 MHz | - |
| Form Factor | - | SO-DIMM 204-pin |
| Slots Qty | - | 1 |
| Empty Slots | - | 0 |
| STORAGE | Microsoft Surface Pro 6 | Lenovo ThinkPad T440 |
|---|
| Main Storage Size (HDD/SSD) | 128 GB SSD PCIe - NVM Express (NVMe) | 240 GB SSD |
|---|
| AUDIO & VIDEO | Microsoft Surface Pro 6 | Lenovo ThinkPad T440 |
|---|
| Graphics Processor (GPU) | Intel HD Graphics 615 | Intel HD Graphics 4400 |
|---|---|---|
| Camera | Yes - 1080p | Yes |
| Resolution | 8 Megapixel (rear), 5 Megapixel (front) | - |
| Camera Features | Autofocus, Windows Hello | - |
| Sound | Stereo speakers, two microphones | Stereo speakers, dual array microphone |
| Codec | - | Realtek ALC3232 |
| Compliant Standards | Dolby Audio Premium | - |
| COMMUNICATIONS | Microsoft Surface Pro 6 | Lenovo ThinkPad T440 |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 4.1 | - |
|---|---|---|
| Network Interface | - | Gigabit Ethernet |
| Compliant Standards | IEEE 802.11b, IEEE 802.11a, IEEE 802.11g, Wi-Fi CERTIFIED, IEEE 802.11n, IEEE 802.11ac, Bluetooth 4.1 | - |
| BATTERY | Microsoft Surface Pro 6 | Lenovo ThinkPad T440 |
|---|
| Technology | Lithium Ion | - |
|---|---|---|
| Battery Life | Up to 13.5 hours | - |
| AC ADAPTER | Microsoft Surface Pro 6 | Lenovo ThinkPad T440 |
|---|
| Output | 44 Watt | - |
|---|
| INPUT | Microsoft Surface Pro 6 | Lenovo ThinkPad T440 |
|---|
| Type | Keyboard | Keyboard, TrackPoint, UltraNav |
|---|---|---|
| Features | - | Multi-touch touchpad |
| CONNECTIONS & EXPANSIONS | Microsoft Surface Pro 6 | Lenovo ThinkPad T440 |
|---|
| Interfaces | USB 3.0 Mini DisplayPort Headphone output Dock SurfaceConnect |
2 x USB 3.0 VGA Mini DisplayPort LAN Dock Headphone/microphone combo jack |
|---|---|---|
| Memory Card Reader | Yes (microSD, microSDHC, microSDXC) | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) |
| SOFTWARE | Microsoft Surface Pro 6 | Lenovo ThinkPad T440 |
|---|
| Operating System (OS) | Windows 10 Home | Windows 10 Pro (Microsoft Authorized Refurbisher (MAR)) |
|---|---|---|
| Software Included | Microsoft 365 (30 days trial) | - |
| MISCELLANEOUS | Microsoft Surface Pro 6 | Lenovo ThinkPad T440 |
|---|
| Dockable | Yes | Yes |
|---|---|---|
| Included Accessories | Power adapter, keyboard | Power adapter |
| Bundled with | Surface Pro Signature Type Cover (platinum) | - |
| Integrated Options | Accelerometer, ambient light sensor, gyro sensor | - |
| Security | Trusted Platform Module (TPM 2.0) Security Chip | Trusted Platform Module (TPM 1.2) Security Chip |
| Security Slot Type | - | Kensington security slot |
| Theft/Intrusion Protection | - | Security lock slot (cable lock sold separately) |
| Features | Studio Mode, Tablet Mode, Laptop Mode | - |
| Compliant Standards | - | ISO 9001, ISO 14001, ISO 27001 |
| SAR Value | 0.867 W/kg (body) | - |
| Manufacturer Warranty | Limited warranty - 1 year | Limited warranty - 2 years - pick-up and return |
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