Business Phone Systems · reliability comparison
8x8 vs Vonage Business Communications: which is more reliable? (2026)
8x8 is more reliable than Vonage Business Communications, scoring 90.0 vs 73.0 out of 100. Over the last 90 days 8x8 reported 0 incidents and Vonage Business Communications reported 3, with effective uptime of 100% and 99.72% respectively.
Data updated Nov 1, 2026 · How we score
VS
| Metric | 8x8 | Vonage Business Communications |
|---|---|---|
| Reliability score | 90.0 | 73.0 |
| Rank (business phone systems) | — | #9 |
| Uptime (90 days) | 100% | 99.72% |
| Incidents (90 days) | 0 | 3 |
| Partial / major outages | 0 | 0 |
| Avg time to resolve | — | 13h 24m |
| Outages we detected | 0 | 0 |
| Transparency score | 50/100 | 100/100 |
Where 8x8 and Vonage Business Communications differ
- 8x8 reported no incidents in the last 90 days, while Vonage Business Communications reported 3.
90-day uptime
8x8
Vonage Business Communications
- No incidents
- Degraded
- Partial outage
- Major outage
- No data
Recent 8x8 incidents
No incidents reported by 8x8 in the last 90 days.
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