8x8 vs. Avaya
Legacy systems hold you back. 8x8 moves you forward.
In today’s rapidly evolving communication landscape, businesses require a platform that is not only robust and feature-rich but also AI and future-ready. 8x8 stands out by offering a comprehensive, unified solution that integrates UCaaS, CCaaS, and CPaaS into a single platform.
- Unified UCaaS, CCaaS, and CPaaS platform.
- Security, global scalability, and long-term reliability.
- Simplified management and unified interaction data across your organization.
How Avaya doesn’t compare to 8x8.
 |  | |
| Third-party Validation | ||
| Leader in the Gartner®️ UCaaS Magic Quadrant™ | 13 years in a row | N/A |
| Recognized in the Gartner®️ CCaaS Magic Quadrant™ for a first-party Contact Center | 10 years in a row | N/A |
| Recognized in the Forrester UCaaS & CCaaS Wave™ reports | Strong performer in 2025 UCaaS and CCaaS reports | N/A |
| Global Public Sector CCaaS Solutions Customer Value Leadership Award - Frost & Sullivan®️ | 2024 | N\A |
| Admin Accolades | 2024 NY Design Awards - Silver | N/A |
| Microsoft Teams® Integrations | ||
| Teams – Certified Contact Center | Solution Certified for Microsoft Teams | Not Certified |
| Teams – Certified for Teams Phone | 8x8 Operator Connect for Microsoft Teams | Not Certified |
| Global Service Availability | ||
| Full PSTN Replacement | 55+ Countries | <45 PSTN replacement capabilities vary. |
| Unified Platform | Single Platform for UC & CC and CPaaS | Requires additional integration and configuration between services. |
| Unified Service Level Agreement | Unified, financially backed, platform-wide 99.999% uptime | Not financially backed. |
One platform. Every communication.
8x8 delivers flexible, enterprise-grade communications for organizations of all sizes—no minimums, no compromise. Unlike Avaya’s minimum cloud commitment of 200+ seats—alienating smaller customers and pushing them toward cancellation or costly scaling—8x8 empowers every business to scale on their terms.
Why forward-thinking businesses are choosing 8x8 over Avaya.
Five nines. Zero excuses.
8x8 guarantees 99.999% uptime across unified communications and contact center. Unlike Avaya’s vague SLAs, you get one consistent promise—less risk, more peace of mind.
Right sized for your team.
8x8 makes it easy for lean IT teams to deploy, manage, and scale communications.
Global reach without hassle.
Connect your teams in 55+ countries with 8x8’s native PSTN coverage—more than Avaya. One provider, global coverage.
Deeper Microsoft Teams integrations.
Only 8x8 delivers certified Teams solutions for both calling. No workarounds, no compromises— just a native, seamless experience.
Recommended by leading industry experts.
These organizations didn’t settle for Avaya. Why should you?
As their Avaya contract drew to a close, evo Group knew they needed something better.
“Moving to 8x8 has given us the flexibility to offer more communication channels to our customers,” said Lee. “Its agility enables our management team to stay ahead of constantly changing customer needs.”
Before switching to 8x8, the San Diego Zoo Alliance was using an outdated Avaya PBX system.
“Thanks to 8x8, we have data that we never had before, which allows us to answer more calls, resulting in more revenue and more funds raised for wildlife.”
Acer ditched its Avaya PBX system for a more modern, transparent CX platform
“8x8 gives us transparency, which helps us deliver a great customer experience.”
