Five9 vs Nextiva

Side-by-side from the Top 11 rankings of Five9 vs Talkdesk vs NICE CXone: 11 Best Call Center Software Platforms 2026 and Nextiva vs RingCentral vs GoTo Connect: 11 Best VoIP Business Phone Systems 2026. Last verified June 15, 2026.

The short answer

Nextiva ranks higher on Top 11 (#1 vs #1) for Support and sales teams running inbound or outbound call centers / Small businesses replacing landlines with cloud phone systems. Top choice for its exceptional 99.999% uptime, comprehensive features, and highly-rated US-based customer support.

At a glance

Five9Nextiva
Top 11 rank#1 / Five9 vs Talkdesk vs NICE CXone: 11 Best Call Center Software Platforms 2026#1 / Nextiva vs RingCentral vs GoTo Connect: 11 Best VoIP Business Phone Systems 2026
Score (out of 9.4)9.39.3
Best forEnterprise AI & reliabilityBest overall for reliability and support
Pricing$$$$ ($149 to $229+/mo)$$ ($24 to $40/user/mo)
HQSan Ramon, USAScottsdale, USA
Founded20012006

Five9

A top-tier, reliable platform with powerful AI tools for large-scale call centers.

www.five9.com

See full entry in Five9 vs Talkdesk vs NICE CXone: 11 Best Call Center Software Platforms 2026

Nextiva

Top choice for its exceptional 99.999% uptime, comprehensive features, and highly-rated US-based customer support.

www.nextiva.com

See full entry in Nextiva vs RingCentral vs GoTo Connect: 11 Best VoIP Business Phone Systems 2026

Methodology and scoring weights live at /methodology. No vendor pays for placement — see about.