Side by side comparison and review of Microsoft Surface Book 2 and Lenovo ThinkPad T440s. 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.
| DESIGN AND DIMENSIONS | Microsoft Surface Book 2 | Lenovo ThinkPad T440s |
|---|
| Product Type | Tablet - with keyboard dock | Ultrabook |
|---|---|---|
| Dimensions (WxDxH) | 31.2 cm x 23.2 cm x 2.3 cm | 33.1 cm x 22.6 cm x 2.065 cm |
| Weight | 1.534 kg | 1.59 kg |
| Case Material | Magnesium alloy | Polycarbonate ABS |
| Colour | Silver | - |
| DISPLAY | Microsoft Surface Book 2 | Lenovo ThinkPad T440s |
|---|
| Screen Size (Type) | 13.5" | 14" - IPS |
|---|---|---|
| Touchscreen | Yes (10-point multi-touch) | - |
| LCD Backlight Technology | - | LED backlight |
| Screen Resolution | 3000 x 2000 | 1600 x 900 (HD+) |
| Pixel Density (ppi) | 267 | - |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 3:2 | 16:9 |
| Features | PixelSense | Anti-glare |
| PROCESSOR | Microsoft Surface Book 2 | Lenovo ThinkPad T440s |
|---|
| CPU | Intel Core i5 (7th Gen) 7300U / 2.6 GHz | Intel Core i5 (4th Gen) 4300U / 1.9 GHz |
|---|---|---|
| Max Turbo Speed | 3.5 GHz | 2.9 GHz |
| Number of Cores | Dual-Core | Dual-Core |
| Cache | 3 MB | 3 MB |
| 64-bit Computing | Yes | Yes |
| Features | - | Integrated memory controller |
| MEMORY | Microsoft Surface Book 2 | Lenovo ThinkPad T440s |
|---|
| RAM | 8 GB | 4 GB |
|---|---|---|
| Max RAM Supported | - | 12 GB |
| RAM Type | LPDDR3 SDRAM | DDR3L SDRAM |
| Speed | 1866 MHz | 1600 MHz |
| Form Factor | - | SO-DIMM 204-pin |
| STORAGE | Microsoft Surface Book 2 | Lenovo ThinkPad T440s |
|---|
| Main Storage Size (HDD/SSD) | 128 GB SSD PCIe | 120 GB SSD |
|---|
| AUDIO & VIDEO | Microsoft Surface Book 2 | Lenovo ThinkPad T440s |
|---|
| Graphics Processor (GPU) | Intel HD Graphics 620 | Intel HD Graphics 4400 |
|---|---|---|
| Camera | Yes - 1080p | Yes - 720p |
| Resolution | 8 Megapixel (rear), 5 Megapixel (front) | - |
| Camera Features | Autofocus, Windows Hello | Face tracking |
| Sound | Stereo speakers, two microphones | Stereo speakers, dual array microphone |
| Codec | - | Realtek ALC3232 |
| Compliant Standards | Dolby Audio Premium, Dolby Atmos | High Definition Audio, Dolby Home Theater v4 |
| COMMUNICATIONS | Microsoft Surface Book 2 | Lenovo ThinkPad T440s |
|---|
| 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 Book 2 | Lenovo ThinkPad T440s |
|---|
| Technology | - | 3-cell Lithium Ion |
|---|---|---|
| Installed Qty | - | 2 |
| Max Supported Qty | - | 2 |
| Battery Life | Up to 17 hours | - |
| AC ADAPTER | Microsoft Surface Book 2 | Lenovo ThinkPad T440s |
|---|
| Input | - | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 39 Watt | 45 Watt |
| INPUT | Microsoft Surface Book 2 | Lenovo ThinkPad T440s |
|---|
| Type | Keyboard, trackpad | Keyboard, TrackPoint, UltraNav |
|---|---|---|
| Keyboard Backlight | Yes | - |
| Features | Multi-gesture trackpad | Spill-resistant, multi-touch touchpad |
| CONNECTIONS & EXPANSIONS | Microsoft Surface Book 2 | Lenovo ThinkPad T440s |
|---|
| Interfaces | 2 x USB 3.1 Gen 1 (on keyboard dock) USB-C 3.1 Gen 1 (on keyboard dock) Headphone output SurfaceConnect SurfaceConnect (on keyboard dock) |
2 x USB 3.0 VGA Mini DisplayPort LAN Dock Headphone/microphone combo jack USB 3.0 (Always On) |
|---|---|---|
| Memory Card Reader | Yes (SDXC UHS-II Card) | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) |
| SOFTWARE | Microsoft Surface Book 2 | Lenovo ThinkPad T440s |
|---|
| Operating System (OS) | Windows 10 Pro 64-bit Edition | Windows 10 Pro 64-bit Edition (Microsoft Authorized Refurbisher (MAR)) |
|---|---|---|
| Software Included | Microsoft Office (30 days trial) | - |
| MISCELLANEOUS | Microsoft Surface Book 2 | Lenovo ThinkPad T440s |
|---|
| Dockable | Yes | Yes |
|---|---|---|
| Included Accessories | Power adapter, keyboard | Power adapter |
| Integrated Options | Accelerometer, ambient light sensor, proximity sensor, magnetometer, 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, View Mode, Tablet Mode, Laptop Mode | Administrator password, hard drive password, power-on password, MIL-STD-810G tested |
| Compliant Standards | - | ISO 9001, ISO 14001, WEEE, ISO 27001 |
| SAR Value | 0.78 W/kg (body) | - |
| ENERGY STAR Certified | - | Yes |
| Manufacturer Warranty | Limited warranty - 1 year | Limited warranty - 2 years - pick-up and return |
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