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ThinkPad S431 Ultrabook

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Premium Design & Technology for Small Business

This 14" Ultrabook™ focuses on details. Optimized for Windows 8, the new TrackPad enhances multitouch gestures, while Lenovo OneLink technology expands power and charges with a single cable. Plus our exclusive RapidCharge battery keeps you unplugged longer.

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ThinkPad S431 Features

Stylish, Svelte Design. Premium Features.
The S431 shell combines aluminum and magnesium alloy for both durability and lightness. A single unified hinge adds strength, while also enabling 180-degree opening so the Ultrabook lies flat or rests at any angle. Unique attention to detail like indented sides for carrying add to the eloquent convenience. Black ports and a sandblast finish come standard.
New Lenovo OneLink Technology
Get more from your power cable! OneLink technology is a unique interface that simplifies connectivity through a single cable to the ThinkPad OneLink Dock, which provides dedicated video, USB 3.0 ports, Gigabit Ethernet, and audio – all while charging your notebook.
Award-Winning Backlit Keyboard Further Enhanced for Windows 8
Full-sized and spill-resistant, the legendary ThinkPad ergonomic keyboard is renowned for its full array of keys, excellent feel, and TrackPoint® pointing device. And now it's optimized for Windows 8 with convenient multimedia buttons, LED status indicators, function-lock capability, and immediate access to view apps. Plus, a larger, smooth TrackPad with 5-point click integration –- indicated by subtle bumps and stripes — can be configured multiple ways through Settings.
Long Battery Life
Stay unplugged nearly all day—up to 6 hours—but when you do need to boost your battery, breakthrough Lenovo RapidCharge technology charges up to 80% in just 45 minutes.
Superior Web Conferencing / Voice-Over IP (VOIP)-Optimized
A low-light sensitive 720p HD webcam with wide-angle viewing and face-tracking, along with dual noise cancelling microphones deliver crystal-clear private and conference mode VOIP meetings. Plus, convenient multimedia keys provide quick and easy access to microphone, speaker, and camera controls.
Integrated Fingerprint Reader Available
Get quick, convenient access and secure login with one swipe.
Dolby® Home Theater®
This suite of audio technologies delivers increased audio clarity and maximized volume output without distortion—enjoy a crisp, clear surround sound experience over built-in stereo speakers.
Lenovo Cloud Storage
Protect your critical data, while also making access to information and file-sharing quick and convenient. Automatically back-up and synchronize data across the organization, while enabling access from multiple devices. Data is encrypted on transfer for an extra level of security.
Fast Data Transfer
Move data quickly between the S431 and other devices with USB 3.0, which enables up to 10 times faster file transfer, allowing for lightning-fast copying of large media files, as well as seamless connections between audio- and video-related peripherals. Backward-compatible with USB 2.0 devices.
ThinkPad Edge S431 Laptop
Award-Winning Keyboard Further Enhanced for Windows 8
ThinkPad Edge S431 Laptop
Voice-Over IP (VOIP)-Optimized

ThinkPad S431 Tech Specs

Lenovo ThinkPad S431 Ultrabook specs

PDFUser Guide
DescriptionThinkpad S431 Ultrabook
  • 3rd generation Intel® Core™ i5-3337U (3M Cache, up to 2.70 GHz)
  • 3rd generation Intel® Core™ i3-3227U (3M Cache, 1.90 GHz)
Operating System
  • Windows 8 64
  • Windows 8 Pro 64
  • Windows 7 Home Premium
  • Windows 7 Professional
  • 14.0" HD Antiglare Display (1366 x 768) (200 NITS)
  • 14.0 HD+ Antiglare Display (1600 x 900) (250 NITS)
Integrated Intel® HD Graphics 4000
720p low light sensitive HD
Up to 8 GB Max DDR3L (1 DIMM Slot)
Battery / Battery Life
4 Cell Li-Polymer / > 6 hours
Dimensions (W x D x H)
13.11" x 8.85" x 0.80"
3.92 lbs
  • 6 row Backlit keyboard
  • Spill resistant
  • Dynamic Windows 8 function keys (F9-F12)
  • Stereo speakers
  • Built-in dual array microphone (combo jack)
Fingerprint Reader
Gigabit Ethernet
Bluetooth® 4.0
5-button ClickPad with glass surface
Optical Drive
No Optical Drive
I/O (Input/Output) Ports
  • (1) HDMI
  • (1) 3.5mm Combo Jack Headphone/MIC
  • (2) USB 3.0 with (1) always on USB
  • (1) 4-in-1 SD Card Reader
  • (1) Lenovo OneLink Technology
  • HDD-Up to 500GB
  • SSD-Up to 128GB

    Software Offering

    • Microsoft Office Trial
    • Norton Antivirus Trial
    • Lenovo Cloud Storage (Limited countries supported)
    • Evernote
    • Kindle
    • Skype
    • Hardware Diagnostic
    • Device Manager
    • Backup and Restore
    • Antivirus and Firewall Settings
    • System and Software Updates
    • Internet Connections
    • Service and Support

    ThinkPad S431 Accessories & Services

    Adding to cartThis item has been added to your cart
    ThinkPad OneLink Dock (4X10A06077)ThinkPad In-Ear Headphones (57Y4488)Lenovo Security Cable Lock (57Y4303) Lenovo Sport Slim Case  (0A33897 Red)
    ThinkPad OneLink Dock (4X10A06077)ThinkPad In-Ear Headphones (57Y4488)Lenovo Security Cable Lock (57Y4303) Lenovo Sport Slim Case (0A33897 Red)

    Enables a clutter-free desktop with single cable management, plus OneLink Dock lets you get more from your power cable! Docking provides dedicated video, USB 3.0 ports, Gigabit Ethernet, and audio — all while charging your notebook.

    Offering exceptional audio performance and comfort, the ThinkPad in-ear headset with in-line microphones lets you switch seamlessly between music and calls. The noise isolating design with integrated microphone includes small, medium, and large silicone sleeves, as well as a flexible 3.5mm Y cable that allows you to easily connect your headset to your PC.

    The Lenovo Security Cable Lock allows you to help reduce theft and manage physical security access wherever you need it. One piece design for easy use. Lightweight ( 130 g / 0.29 lbs ) design is ideal to carry in a carrying case for extra security when traveling.

    The Lenovo Slim Sport Case helps to protect your laptop and looks good doing it! Featuring a lightweight sporty design, this case is perfect for on-the-go (weighs only 1.19 lbs / .54 kg). The padded laptop compartment fits most laptops up to 15.6-inches wide. Includes convenient padded carrying handle and shoulder strap, as well as an enlarged pocket for smart phones.

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    Protect Your ThinkPad Laptop With Lenovo Services
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    Why Lenovo Services?

    • Comprehensive portfolio of award-winning services to support your PC throughout its lifecycle.
    • Services performed by Lenovo-certified technicians using Lenovo-qualified parts. No one knows our machines like we do!
    • Global delivery network and infrastructure delivering expertise where you need it most.

    24/7 Access to Advanced Technicians

    • Priority Technical Support makes your priority, our priority. 24x7 priority call routing to Lenovo’s advanced-level technicians, electronic incident tracking, and escalation management.

    On-Site Convenience and Extended Protection

    • Extended Warranties (up to 5 years) offer fixed term, fixed cost protection to help you accurately budget for PC expenses.
    • Warranty Upgrades/On-Site Service can maximize uptime and productivity with convenient, fast repair service at your place of business.

    Drops or Spills? No Problem With Accidental Damage Protection

    • Accidents happen, but it’s still possible to protect yourself from expensive, unexpected repairs. Lenovo provides coverage for damage incurred outside of warrantee under normal operating conditions, such as minor spills, drops, electrical surges, or damage to the integrated display.

    Ultimate Data Security

    • Keep Your Drive allows you to retain possession of your drive and data for maximum security and protection. (Not available in all regions.)
    Standard on the S431:
    Battery Life
    Up to 6 hours with 4-cell battery, plus RapidCharge technology
    Starting at 3.92 lbs
    Lenovo OneLink technology, 2 USB 3.0 (1 always-on), RJ45 Ethernet, 4-in-1 card reader, HDMI, combo mic/headphone jacks
    Dual digital array microphones with noise suppression technology
    Stereo speakers with Dolby® Home Theater®


    Lenovo has won more than 100 international awards for forward-thinking design.

    Convenient Payment Options
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    • American Express

    Limits: Limit 5 per customer. Offers valid from Lenovo in Canada only.

    Availability: Offers, prices, specifications and availability may change without notice. Lenovo will contact you and cancel your order if the product becomes unavailable or if there was a pricing or typographic error.

    General: Review key information provided by Microsoft that may apply to your system purchase, including details on Windows 8, Windows 7, and potential upgrades/downgrades. Lenovo makes no representation or warranty regarding third-party products or services.

    Trademarks: Lenovo, ThinkPad, ThinkCentre, ThinkStation and the Lenovo logo are trademarks of Lenovo. Microsoft, Windows, Windows NT, and the Windows logo are trademarks of Microsoft Corporation. Ultrabook, Celeron, Celeron Inside, Centrino, Centrino Inside, Core Inside, Intel, Intel Logo, Intel Atom, Intel Atom Inside, Intel Core, Intel Inside, Intel Inside Logo, Intel Viiv, Intel vPro, Itanium, Itanium Inside, Pentium, Pentium Inside, Viiv Inside, vPro Inside, Xeon, and Xeon Inside are trademarks of Intel Corporation in the U.S. and other countries. Other company, product or service names may be trademarks or service marks of others. www.intel.com/go/rating

    Warranty: For a copy of applicable warranties, write to: Lenovo Warranty Information, 1009 Think Place, Morrisville, NC, 27560. Lenovo makes no representation or warranty regarding third party products or services. The Lenovo Limited Warranty applies only to Lenovo hardware products purchased for your own use, and does not transfer upon resale.

    Battery: These systems do not support batteries that are not genuine Lenovo-made or authorized. Systems will continue to boot, but may not charge unauthorized batteries. Attention: Lenovo has no responsibility for the performance or safety of unauthorized batteries, and provides no warranties for failures or damage arising out of their use. Battery life (and recharge times) will vary based on many factors, including system settings and usage.

    Pricing: Does not include tax, shipping and handling, or recycling fees. Reseller prices may vary. Savings referenced off regular Lenovo web prices.

    **Ship date: An estimated ship date will be posted on our order status site after your order is placed. The date reflected above does not determine when your order will ship since inventory status may change before your order is final and because items may be held until all products on the order are ready to ship. To obtain the latest information about the availability of a specific part number, please call the phone number listed in the masthead at the top of this page. A flat charge for shipping & handling may apply for certain orders, as indicated on the Checkout page.