Business Phone Systems · reliability comparison
Nextiva vs Vonage Business Communications: which is more reliable? (2026)
Vonage Business Communications is more reliable than Nextiva, scoring 73.0 vs 66.1 out of 100. Over the last 90 days Nextiva reported 8 incidents and Vonage Business Communications reported 3, with effective uptime of 99.37% and 99.72% respectively. Nextiva resolves incidents faster on average (2h 35m).
Data updated Nov 1, 2026 · How we score
| Metric | Nextiva | Vonage Business Communications |
|---|---|---|
| Reliability score | 66.1 | 73.0 |
| Rank (business phone systems) | #10 | #9 |
| Uptime (90 days) | 99.37% | 99.72% |
| Incidents (90 days) | 8 | 3 |
| Partial / major outages | 6 | 0 |
| Avg time to resolve | 2h 35m | 13h 24m |
| Outages we detected | 0 | 0 |
| Transparency score | 100/100 | 100/100 |
Where Nextiva and Vonage Business Communications differ
- Nextiva reported 2.7× as many incidents as Vonage Business Communications over the last 90 days (8 vs 3).
- Nextiva had 6 partial or major outages, compared with 0 for Vonage Business Communications.
- Nextiva fixes problems faster: 2h 35m on average, against 13h 24m for Vonage Business Communications (5.2× quicker).
- Nextiva's longest outage on record lasted 8h 45m (Oct 1, 2026); Vonage Business Communications's lasted 3d (Jan 21, 2026).
90-day uptime
Nextiva
Vonage Business Communications
- No incidents
- Degraded
- Partial outage
- Major outage
- No data
Recent Nextiva incidents
- Major outageOct 28, 2026 · resolved in 1h 4m
NextivaONE and NextOS Platform Login Issuesofficial update ↗
Affected: Nextiva Call Center, NextivaONE, NextOS Platform
- Degraded performanceOct 27, 2026 · resolved in 45m
Intermittent Audio Quality and Calling Issues.
Affected: Nextiva Call Center, NextOS Platform
- Degraded performanceOct 20, 2026 · resolved in 2h 18m
Nextiva Contact Center Client Issues
Affected: Nextiva Contact Center
- Partial outageOct 1, 2026 · resolved in 8h 45m
Sales Chat Errorsofficial update ↗
Affected: Nextiva.com
- Partial outageSep 18, 2026 · resolved in 6m
Nextiva Call Center login failures
Affected: Nextiva Call Center
- Partial outageSep 11, 2026 · resolved in 27m
Nextiva Contact Center Inbound Calling Issues
Affected: Nextiva Contact Center
Recent Vonage Business Communications incidents
- Degraded performanceOct 23, 2026 · resolved in 21h 12m
Inbound Call Completion Issues — Select Canadian Regions
Affected: Inbound Call Completion
- Degraded performanceOct 5, 2026 · resolved in 17h 48m
Vonage Mobile App Intermittently Not Sending Notifications
Affected: Mobile App (Android™), Mobile App (iOS)
- Degraded performanceSep 3, 2026 · resolved in 1h 13m
Account Features Not Updating for Some Accounts
Affected: Call Forwarding, Virtual Receptionist, Call Queues, Receptionist Console
Other business phone systems to consider
- Grasshopper · #1 · 99.96% uptime
- JustCall · #2 · 99.96% uptime
- CloudTalk · #3 · 99.91% uptime
- GoTo Connect · #4 · 99.87% uptime