Microsoft Surface Pro 6 vs. Lenovo ThinkPad T440s

Laptop Comparison, Reviews and Tests
Lenovo ThinkPad T440s

Side by side comparison and review of Microsoft Surface Pro 6 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.

Laptop Specifications Comparison

Microsoft Surface Pro 6 vs. Lenovo ThinkPad T440s Comparison Chart
DESIGN AND DIMENSIONS Microsoft Surface Pro 6 Lenovo ThinkPad T440s
Product Type Tablet - with detachable keyboard Ultrabook
Dimensions (WxDxH) 29.2 cm x 20.1 cm x 0.85 cm 33.1 cm x 22.6 cm x 2.065 cm
Weight 770 g 1.59 kg
Case Material - Polycarbonate ABS
Colour Platinum -
DISPLAY Microsoft Surface Pro 6 Lenovo ThinkPad T440s
Screen Size (Type) 12.3" 14" - IPS
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 Anti-glare
PROCESSOR Microsoft Surface Pro 6 Lenovo ThinkPad T440s
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 - Integrated memory controller
MEMORY Microsoft Surface Pro 6 Lenovo ThinkPad T440s
RAM 4 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 Pro 6 Lenovo ThinkPad T440s
Main Storage Size (HDD/SSD) 128 GB SSD PCIe - NVM Express (NVMe) 120 GB SSD
AUDIO & VIDEO Microsoft Surface Pro 6 Lenovo ThinkPad T440s
Graphics Processor (GPU) Intel HD Graphics 615 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 High Definition Audio, Dolby Home Theater v4
COMMUNICATIONS Microsoft Surface Pro 6 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 Pro 6 Lenovo ThinkPad T440s
Technology Lithium Ion 3-cell Lithium Ion
Installed Qty - 2
Max Supported Qty - 2
Battery Life Up to 13.5 hours -
AC ADAPTER Microsoft Surface Pro 6 Lenovo ThinkPad T440s
Input - AC 120/230 V (50/60 Hz)
Output 44 Watt 45 Watt
INPUT Microsoft Surface Pro 6 Lenovo ThinkPad T440s
Type Keyboard Keyboard, TrackPoint, UltraNav
Features - Spill-resistant, multi-touch touchpad
CONNECTIONS & EXPANSIONS Microsoft Surface Pro 6 Lenovo ThinkPad T440s
Interfaces USB 3.0
Mini DisplayPort
Headphone output
Dock
SurfaceConnect
2 x USB 3.0
VGA
Mini DisplayPort
LAN
Dock
Headphone/microphone combo jack
USB 3.0 (Always On)
Memory Card Reader Yes (microSD, microSDHC, microSDXC) 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card)
SOFTWARE Microsoft Surface Pro 6 Lenovo ThinkPad T440s
Operating System (OS) Windows 10 Home Windows 10 Pro 64-bit Edition (Microsoft Authorized Refurbisher (MAR))
Software Included Microsoft 365 (30 days trial) -
MISCELLANEOUS Microsoft Surface Pro 6 Lenovo ThinkPad T440s
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 Administrator password, hard drive password, power-on password, MIL-STD-810G tested
Compliant Standards - ISO 9001, ISO 14001, WEEE, ISO 27001
SAR Value 0.867 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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