3CX vs Microsoft Lync

3CX Phone System for Windows is a software-based IP PBX that replaces a proprietary hardware PBX / PABX. 3CX’s IP PBX has been developed specifically for Microsoft Windows and is based on the SIP standard, making it easier to manage and allowing you to use any SIP phone (software or hardware).
Microsoft Lync
Microsoft Lync (formerly Microsoft Office Communicator) and Microsoft Lync for Mac are instant messaging clients used with Microsoft Lync Server or Lync Online available with Microsoft Office 365. Basic features include instant messaging, Voice Over IP and Video Conferencing inside the client software.
Comparing 3CX vs Microsoft Lync is like comparing apples to oranges. Because your business is unique and nobody except you can decide, which is better for your company. But we can add some fun to your research and suggest some new comparison parameters.

Ok, now let's compare the UI. Looks like Microsoft Lync has more user-friendly interface than 3CX because it's bigger. At least on our screenshots

To compare the popularity of the solutions we counted how many alternatives people search for each of them on the Internet. And it turns out that Microsoft Lync is more popular than 3CX

Now let's look at the recent activities of our competitors:

- 3CX acquires videoconferencing provider e-works (in 2014)
- Microsoft connected Lync and Skype (in 2013)
- Lync 2010 becomes social (in 2010)
- IBM follows Microsoft with unified communications push (in 2007)
- Microsoft wants your office phone (in 2007)
- Microsoft Office finds its voice (in 2007)
- Microsoft's corporate IM goes mobile (in 2006)
- Microsoft, Siemens push to collaborate (in 2005)

Looks like Microsoft Lync was recently more active than 3CX (at least in our news). We also found some news, in which 3CX and Microsoft Lync meet head to head:

2014 - 3CX acquires videoconferencing provider e-works to compete with Microsoft Lync

3CX, the developer of popular Windows VoIP PBX 3CX Phone System, announces the acquisition of Italian video conferencing developer e-works.  In October 2013 3CX partnered with e-works to use its engine for the own videoconferencing solution 3CX WebMeeting. And now they decided to completely buyout this engine. "The acquisition and much anticipated launch of 3CX WebMeeting will significantly extend our lead in the Unified Communications market. With e-works’ cutting-edge technology we will also capitalise on the growth of WebRTC" said Nick Galea, CEO of 3CX.