Focus Research
This information-packed guide compares the top 12 VoIP phone system and IP PBX providers for the enterprise. We’ve taken the guesswork out of your decision making!
This informative comparison guide will allow you to make an insightful comparison of basic functions, features, pricing and more across the leading VoIP and IP PBX providers. Vendors compared include: Avaya, Fonality, Nortel, Siemens and more.
This in-depth guide features side-by-side comparisons of multiple topics including:
- Installation and features
- Management and administration
- Security
- Support
- Pricing
While much of Focus is accessible without registration, we do require contact information for premium content,
such as:
- Focus Research: Guides and tools from Focus Expert Network analysts
- Focus Webcasts: Interactive discussions on the latest issues and trends
- Industry White Papers: Topical briefs from vendors and subject matter experts
Focus relies on readers' contact information to provide benefits to the Focus community. Thanks to brief follow-up interviews and surveys with buyers like yourself, Focus can aggregate information, analyze the data and present it to the community in our research guides. As an added bonus, research specialists directly support our registered readers.
Learn more about Focus privacy policies.

Learn More
