G2 Vendor Directory

Webex Calling vs. Avaya Unified Communications

A side-by-side comparison based on G2 review data.

MetricWebex Calling

by Cisco

Avaya Unified Communications

by Avaya

Overall rating4.54.2
Review count64442
Ease of use9.38.9
Ease of setup9.08.1
Quality of support9.08.7
Meets requirements9.39.2
NPS71.93548444.736842
Small Business29.9%16.7%
Mid-Market40.5%23.8%
Enterprise29.6%59.5%
Total page views1,093406
Total LLM citations4,592728

Webex Calling

Webex Calling is a premium, cloud-based phone system designed to meet the demands of modern, hybrid workforces. Built on the secure and reliable Cisco infrastructure, it provides a comprehensive enterprise-grade calling solution that replaces traditional on-premises PBX systems with a flexible, scalable, and AI-powered platform Key Features Enterprise-Grade Reliability: Benefit from Cisco’s industry-leading networking infrastructure, ensuring high-quality audio and consistent uptime for global teams.

Pros

  • Ease of Use
  • Reliability
  • Call Quality
  • Video Conferencing
  • Integrations
  • Features

Avaya Unified Communications

Avaya Unified Communications (UC) is an integrated platform that consolidates multiple communication and collaboration channels into a single, cohesive system. Designed for modern enterprises, Avaya UC enables organizations to streamline communications across voice, video, messaging, and conferencing while supporting flexible work environments and seamless device mobility.

Pros

  • Ease of Use
  • Video Conferencing
  • Instant Messaging
  • Remote Work
  • VoIP Services
  • Easy Integration