Payment Processors · reliability comparison
Square Payments vs Worldpay: which is more reliable? (2026)
Square Payments is more reliable than Worldpay, scoring 53.3 vs 34.0 out of 100. Over the last 90 days Square Payments reported 12 incidents and Worldpay reported 50, with effective uptime of 98.93% and 97.01% respectively. Worldpay resolves incidents faster on average (4h 34m).
Data updated Nov 1, 2026 · How we score
| Metric | Square Payments | Worldpay |
|---|---|---|
| Reliability score | 53.3 | 34.0 |
| Rank (payment processors) | #8 | #13 |
| Uptime (90 days) | 98.93% | 97.01% |
| Incidents (90 days) | 12 | 50 |
| Partial / major outages | 0 | 0 |
| Avg time to resolve | 12h 49m | 4h 34m |
| Outages we detected | 0 | 0 |
| Transparency score | 100/100 | 100/100 |
Where Square Payments and Worldpay differ
- Worldpay reported 4.2× as many incidents as Square Payments over the last 90 days (50 vs 12).
- Worldpay fixes problems faster: 4h 34m on average, against 12h 49m for Square Payments (2.8× quicker).
- Square Payments's longest outage on record lasted 17h 43m (Apr 30, 2026); Worldpay's lasted 3d (Oct 12, 2026).
90-day uptime
Square Payments
Worldpay
- No incidents
- Degraded
- Partial outage
- Major outage
- No data
Recent Square Payments incidents
- Degraded performanceSep 27, 2026 · resolved in 4h 25m
- Degraded performanceSep 24, 2026 · resolved in 12m
- Degraded performanceSep 21, 2026 · resolved in 2d 4h
- Degraded performanceSep 18, 2026 · resolved in 3h 54m
- Degraded performanceSep 18, 2026 · resolved in 15h 7m
- Degraded performanceSep 16, 2026 · resolved in 34m
Recent Worldpay incidents
- InformationalNov 1, 2026 · resolved in <1m
INC0713069 - We have resolved issues with Authorization & Payments.
Affected: Authorization & Payments
- Degraded performanceNov 1, 2026 · resolved in 1h 23m
INC0712171 - We are aware of potential issues with a Third Party
Affected: Authorization & Payments
- Degraded performanceOct 30, 2026 · ongoing
INC0710790 - We are investigating potential issues with payment refunds.
Affected: Authorization & Payments
- Degraded performanceOct 29, 2026 · resolved in 1h 24m
INC0709613 - WPG - Maintenance Extended - Degradation of service
Affected: Authorization & Payments
- Degraded performanceOct 28, 2026 · resolved in 10m
INC0708391 - Biller Solutions - We are investigating issues with Authorization & Payments
Affected: Authorization & Payments
- Degraded performanceOct 28, 2026 · resolved in <1m
INC0708124 - We are investigating issues with Authorization & Payments
Affected: Authorization & Payments