PBX, VoIP, SIP PBX phone systems – which one do I need?

Updated: January 06, 2011

With this SIP PBX Buyers Guide find answers to:

  • What’s the difference between VoIP and PBX?
  • What about hybrid systems like SIP PBX – do they combine the best of both?
  • Which brands should I consider?

Fill out the form on the right and download our free guide!

Guide Details

Do you know the difference between VoIP, PBX and SIP PBX? Are you looking to buy a SIP PBX telephone system but unsure what kind you need? This guide will help! ‘What is the difference between PBX and VoIP, and does it matter?’ steers you through the business telephone technology maze. It tells you about technologies like SIP PBX, explains why the technology differences probably don’t matter, and takes a look at 10 of the top-selling business telephone brands (including SIP PBXs) and what they can offer your business.

Featured Research
  • The New SMB Phone Systems Comparison Guide

    Does your small or medium-size business need a new phone system? Then you're in luck! Our new, updated comparison guide helps you cut through superfluous information and narrow down your list of solution providers. Get the latest data on phone system features, pricing, and performance metrics in an easy-to-use format. more

  • How UC Can Help Your Business Survive the Holidays

    The holiday season is filled with frenzy and excitement for businesses and consumers alike. Consumers prepare gift lists, compare brands and prices, and begin shopping with a vigor that is not present most other times of the year. For many businesses, the holiday season accounts for a large profit bump at the end of each year, and companies strive to exceed their goals and keep customers happy during this rush late in the year. more

  • [Infographic] Switching Phone Systems

    There are a lot of possible reasons you might want to switch to a new phone system. The old one might cost too much or be too troublesome to operate and maintain. It might not be flexible enough. It might not be reliable enough. Or it just might not have the kinds of features and capabilities that you need in today’s competitive business climate. more

  • Business VoIP on a Budget

    Voice over Internet Protocol (VoIP) phone systems represent the next innovation of telephone connection and communication by making it possible to conduct calls over a broadband internet connection, rather than an analog phone line. more

  • [Infographic] The Advantages of Unified Communications

    Did you know that according to 8x8, the tangible ROI of a unified communications solution for a 10,000-person enterprise is approximately $15.5 million? This isn't the only way unified communications can improve your business. more