**Editor’s Note: Read our list of 20 top UCaaS providers offering products and services via channel partners.**

When you hear the term “Thunderdome,” it probably takes you back to the 1985 sci-fi classic, “Mad Max: Beyond Thunderdome.” The third in the movie series was a hit for Mel Gibson and co-star Tina Turner.

Another sort of “Thunderdome” took place last month. But instead of the Australian desert serving as the backdrop, it was the 2018 Channel Partners Conference & Expo.

The topic was unified communications a service, and four of the industry’s heavyweights – RingCentral, Windstream, CallTower and Vonage – explained to an audience why their solution is better than their competitors’. It was a showdown of epic proportions — and we’ve got it in this video.