Payment Processors · reliability comparison
Authorize.net vs Shift4 Payments: which is more reliable? (2026)
Shift4 Payments is more reliable than Authorize.net, scoring 57.8 vs 39.3 out of 100. Over the last 90 days Authorize.net reported 8 incidents and Shift4 Payments reported 5, with effective uptime of 97.93% and 99.36% respectively. Shift4 Payments resolves incidents faster on average (19h 29m).
Data updated Nov 1, 2026 · How we score
| Metric | Authorize.net | Shift4 Payments |
|---|---|---|
| Reliability score | 39.3 | 57.8 |
| Rank (payment processors) | #13 | #8 |
| Uptime (90 days) | 97.93% | 99.36% |
| Incidents (90 days) | 8 | 5 |
| Partial / major outages | 4 | 2 |
| Avg time to resolve | 1d | 19h 29m |
| Outages we detected | 0 | 0 |
| Transparency score | 100/100 | 100/100 |
Where Authorize.net and Shift4 Payments differ
- Authorize.net reported 60% more incidents than Shift4 Payments over the last 90 days (8 vs 5).
- Authorize.net had 4 partial or major outages, compared with 2 for Shift4 Payments.
- Shift4 Payments fixes problems faster: 19h 29m on average, against 1d for Authorize.net.
- Authorize.net's longest outage on record lasted 3d (Jul 1, 2026); Shift4 Payments's lasted 3h 24m (Aug 24, 2026).
90-day uptime
Authorize.net
Shift4 Payments
- No incidents
- Degraded
- Partial outage
- Major outage
- No data
Recent Authorize.net incidents
- InformationalSep 13, 2026 · resolved in <1m
CreateTransaction API calls Failing
Affected: Authorize.net API
- Partial outageSep 7, 2026 · resolved in 22h 23m
API Connection/Endpoint Service Disruptionofficial update ↗
Affected: Authorize.net API
- Degraded performanceSep 2, 2026 · resolved in 2h 29m
Customer Invoicing Service Disruption
Affected: Customer Invoicing
- Degraded performanceAug 20, 2026 · resolved in 1d 5h
API Connection/Endpoint - Server Integration Method (SIM) Relay Response Issue
Affected: Server Integration Method (SIM)
- Partial outageAug 14, 2026 · resolved in 7h 56m
API Connection/Endpoint Service Disruptionofficial update ↗
Affected: Accept Suite
- Partial outageAug 13, 2026 · resolved in 1d 1h
NAB EPX Processing Service Disruptionofficial update ↗
Affected: NAB EPX
Recent Shift4 Payments incidents
- Degraded performanceOct 22, 2026 · resolved in 7d 4h
Affected: Merchant Funding USA, Card Processing
- Degraded performanceOct 22, 2026 · resolved in 1h 29m
Timeouts for US processing 10/22/26
Affected: TSYS, Shift4 Dine POS - US, eCommerce, Shift4 One, Shift4 Venue Payments (US)
- InformationalSep 11, 2026 · resolved in 53m
Affected: Shift4 Dine POS - US, Shift4 Dine POS - Canada, Shift4 Dine POS - UK/EU, Shift4 Dine Mobile, Shift4 Dine Online Ordering, Shift4 Dine Kiosk
- Major outageSep 10, 2026 · resolved in 1h 1m
Eigen Processing Disruptionofficial update ↗
Affected: Eigen Gateway
- Partial outageAug 24, 2026 · resolved in 3h 24m
Partial Funding Delay - 8-24-2026official update ↗
Affected: Merchant Funding USA