Bank of Ireland UK vs Co-operative Bank plc
Bank of Ireland UK has a blended long-term credit rating of A+ and Co-operative Bank A, so Bank of Ireland UK is rated 1 notch higher. Bank of Ireland UK and Co-operative Bank hold separate banking licences, so eligible savings with each are protected by the FSCS up to £120,000 per person separately. In the CMA's August 2026 service quality survey, 55% of Co-operative Bank's personal customers would recommend it for overall service; Bank of Ireland UK is not one of the brands surveyed. In the FCA's latest complaints figures, Bank of Ireland UK received 1.89 banking complaints per 1,000 accounts and Co-operative Bank 2.62.
Bank of Ireland UK
Moody's, Fitch
Co-operative Bank plc
Moody's, Fitch
Rating History Comparison
Comparison Summary
| Metric | Bank of Ireland UK | Co-operative Bank plc | Difference |
|---|---|---|---|
| Credit Rating | A+ | A | Bank of Ireland UK 1 notch higher |
| Normalized Score | 78 | 75 | +3 points |
| Agencies | Moody's, Fitch | Moody's, Fitch | Same |
| Outlook | Stable | Stable | Same |
| Trend | NEW |
Different | |
| Investment Grade | Yes | Yes | Same |
Service record and deposit protection
| Measure | Bank of Ireland UK | Co-operative Bank |
|---|---|---|
| Would recommend for overall service (CMA survey, Aug 2026, personal, GB) | not surveyed | 55% (rank 13= of 17) |
| Would recommend for online and mobile banking | not surveyed | 60% (rank 16= of 17) |
| Banking complaints per 1,000 accounts (FCA) | 1.89 (2026 H1, group figure) | 2.62 (2025 H1) |
| Complaints upheld by the bank | 39% | 68% |
| Major operational or security incidents reported to the FCA, last 12 months | 0 (to Jun 2026) | 5 (to Jun 2026) |
| Banking licence (FCA reference) | 512956 | 121885 |
Bank of Ireland UK and Co-operative Bank hold separate banking licences, so eligible savings with each are protected by the FSCS up to £120,000 per person separately.
Survey: CMA / Ipsos, share of each brand's own customers who would recommend it (full rankings). Complaints: FCA firm-level data for the licence holder (all banks). Incidents: figures each bank must publish under the FCA's BCOBS 7 rules (all banks). A service score is about experience, not financial strength.Frequently asked questions
Is Bank of Ireland UK or Co-operative Bank financially stronger?
Bank of Ireland UK has a blended long-term credit rating of A+ and Co-operative Bank A, so Bank of Ireland UK is rated 1 notch higher. A credit rating is an agency's opinion of a bank's ability to repay its debts, not a guarantee, and it says nothing about service.
Do Bank of Ireland UK and Co-operative Bank share FSCS protection?
Bank of Ireland UK and Co-operative Bank hold separate banking licences, so eligible savings with each are protected by the FSCS up to £120,000 per person separately.
Which has better customer service, Bank of Ireland UK or Co-operative Bank?
In the CMA's August 2026 service quality survey, 55% of Co-operative Bank's personal customers would recommend it for overall service; Bank of Ireland UK is not one of the brands surveyed. In the FCA's latest complaints figures, Bank of Ireland UK received 1.89 banking complaints per 1,000 accounts and Co-operative Bank 2.62. A service score reflects customers' experience, not the bank's financial strength.
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