Banks Complaints UK 2026

Which UK banks receive the most complaints? We rank every major bank by complaint rate using official FCA data, plus Financial Ombudsman uphold rates showing how often customers win disputes.

Company Total Complaints Rate (per 1,000 accounts) Ombudsman Uphold Trend
James Hay 2,194 282.1 → Stable
Wesleyan 1,537 154.2 → Stable
Swift 1st 1,712 137.3 → Stable
Elderbridge 1,549 45.4 → Stable
Aldermore 4,569 42.5 → Stable
Landmark Mortgages 1,249 37.7 → Stable
Pepper Money 1,301 31.3 → Stable
Marshmallow 11,357 26.6 → Stable
Nutmeg 2,238 25.4 → Stable
USAY Group 1,403 22.8 → Stable
US Bank 3,427 20.3 → Stable
Quilter 3,285 20.0 → Stable
Topaz Finance 4,546 19.8 → Stable
L&C Mortgages 1,253 18.4 → Stable
Santander 216,885 16.8 → Stable
Vanquis Bank 45,148 16.3 → Stable
Barclays 333,443 15.3 → Stable
Kensington Mortgages 1,813 14.6 → Stable
Metro Bank 20,877 13.7 → Stable
UK Mortgage Lending 1,381 13.2 → Stable
St. James's Place 18,611 12.8 → Stable
Charter Court Financial Services 3,787 11.3 → Stable
Connells 1,058 9.8 → Stable
ACM ULR 1,432 9.2 → Stable
Shawbrook Bank 3,841 8.6 → Stable
abrdn 1,568 8.3 → Stable
OneSavings Bank 5,613 7.8 → Stable
Embark 2,499 5.4 → Stable
Cynergy Bank 1,818 5.3 → Stable
The Mortgage Works 3,100 5.1 → Stable
Coutts 3,346 4.9 → Stable
Bank of Ireland UK 6,319 4.7 → Stable
Capital One 49,392 4.5 → Stable
Starling Bank 42,782 4.5 → Stable
Ikano Bank 3,738 4.3 → Stable
Accord Mortgages 1,805 4.2 → Stable
Zopa 18,834 4.1 → Stable
American Express 25,905 4.0 → Stable
Creation Finance 24,233 4.0 → Stable
Co-operative Bank 21,398 3.9 → Stable
Virgin Money 128,174 3.7 → Stable
Lenvi 2,294 3.7 → Stable
MBNA 19,081 3.5 → Stable
Scottish Friendly 3,290 3.5 → Stable
Skipton Building Society 10,204 3.3 → Stable
TSB 61,485 3.3 → Stable
Leeds Building Society 6,911 3.2 → Stable
Royal Bank of Scotland 44,785 3.2 → Stable
NatWest 191,673 3.0 → Stable
AJ Bell 5,161 3.0 → Stable
Zempler Bank 2,968 2.9 → Stable
Sainsbury's Bank 7,858 2.9 → Stable
Vanguard 4,968 2.8 → Stable
M&S Bank 15,607 2.7 → Stable
Janus Henderson 1,139 2.7 → Stable
Interactive Investor 5,079 2.6 → Stable
Bank of Scotland 157,906 2.4 → Stable
Newcastle Building Society 1,389 2.4 → Stable
Tesco Bank 8,364 2.4 → Stable
Monzo 73,245 2.3 → Stable
Lloyds 177,418 2.2 → Stable
Yorkshire Building Society 5,693 2.2 → Stable
Nationwide 132,175 2.0 → Stable
Principality Building Society 2,423 2.0 → Stable
Financial Administration Services 3,740 2.0 → Stable
Paragon Bank 7,040 1.9 → Stable
Halifax 2,839 1.8 → Stable
HSBC 188,452 1.7 → Stable
Hargreaves Lansdown 13,126 1.6 → Stable
Danske Bank UK 2,952 1.6 → Stable
Countrywide Assured 1,463 1.5 → Stable
Argos Financial Services 8,797 1.5 → Stable
Coventry Building Society 8,888 1.5 → Stable
ClearBank 7,867 1.4 → Stable
Cofunds 2,052 1.4 → Stable
JP Morgan 21,665 1.4 → Stable
M&G Investments 1,472 1.2 → Stable
Interactive Brokers 1,789 1.1 → Stable
Trading 212 3,469 1.1 → Stable
Equiniti 4,612 1.0 → Stable
People's Administration Services 13,096 0.9 → Stable
Industry Average 7.4
Forester Life 1,188 0.6 → Stable
Moneybox 1,176 0.3 → Stable
Cabot Financial 6,858 0.0 → Stable
Close Brothers 87,237 0.0 → Stable
Experian 10,943 0.0 → Stable
Family Investments 3,785 0.0 → Stable
FirstRand Bank 111,791 0.0 → Stable
Funding Circle 1,099 0.0 → Stable
Kroo 1,794 0.0 → Stable
Link Financial 2,085 0.0 → Stable
Moorcroft Debt Recovery 1,357 0.0 → Stable
MotoNovo Finance 87,638 0.0 → Stable
Secure Trust Bank 14,297 0.0 → Stable
Very/Littlewoods 26,100 0.0 → Stable
Volkswagen Financial Services 243,206 0.0 → Stable
247 Money 2,732 0.0 → Stable
ACI UK 1,147 0.0 → Stable
Advantage Finance 3,990 0.0 → Stable
ALD Automotive 4,881 0.0 → Stable
Alphabet Fleet 966 0.0 → Stable
Arval 1,999 0.0 → Stable
AutoMoney 633 0.0 → Stable
Bamboo Loans 1,407 0.0 → Stable
BFSL 894 0.0 → Stable
Billing Finance 2,461 0.0 → Stable
Black Horse Finance 235,452 0.0 → Stable
Blue Motor Finance 43,931 0.0 → Stable
CA Auto Finance 41,577 0.0 → Stable
Capquest 867 0.0 → Stable
Damart Financial Services 1,536 0.0 → Stable
Equifax 2,046 0.0 → Stable
Evergreen Finance 1,110 0.0 → Stable
Family Finance 1,055 0.0 → Stable
Ferrari Financial Services 506 0.0 → Stable
First Response Finance 10,234 0.0 → Stable
StepChange 1,009 0.0 → Stable
Frasers Group Financial Services 6,387 0.0 → Stable
Freemans Grattan Holdings 1,235 0.0 → Stable
Creditspring 2,687 0.0 → Stable
Go Car Credit 914 0.0 → Stable
Grattan 560 0.0 → Stable
Honda Financial Services 12,292 0.0 → Stable
Hyundai Finance 20,343 0.0 → Stable
Isuzu Finance 1,282 0.0 → Stable
JD Williams 4,213 0.0 → Stable
JAJA Finance 3,267 0.0 → Stable
Klarna 794 0.0 → Stable
Lantern 1,134 0.0 → Stable
Lendable 10,445 0.0 → Stable
Lex Autolease 3,565 0.0 → Stable
Loans 2 Go 2,491 0.0 → Stable
Lowell 7,694 0.0 → Stable
Madison CF 4,641 0.0 → Stable
Mercedes-Benz Financial Services 25,805 0.0 → Stable
MI Vehicle Finance 5,276 0.0 → Stable
Mitsubishi HC Capital 8,458 0.0 → Stable
Moneybarn 51,466 0.0 → Stable
Northern Ireland Bank 114,248 0.0 → Stable
NewDay 20,091 0.0 → Stable
Next Finance 8,929 0.0 → Stable
Oakbrook Finance 3,026 0.0 → Stable
Oodle Car Finance 31,828 0.0 → Stable
Opos 1,988 0.0 → Stable
Paymentsense 2,846 0.0 → Stable
PRA Group 1,941 0.0 → Stable
Premium Credit 5,230 0.0 → Stable
Propel Finance 595 0.0 → Stable
Quidie 1,161 0.0 → Stable
RCI Finance 29,257 0.0 → Stable
Salary Finance 826 0.0 → Stable
Specialist Motor Finance 6,120 0.0 → Stable
Startline Motor Finance 61,018 0.0 → Stable
Stellantis Financial Services 22,820 0.0 → Stable
Suzuki Finance 11,079 0.0 → Stable
Toyota Financial Services 68,175 0.0 → Stable
TransUnion 2,264 0.0 → Stable
Volvo Car Financial Services 1,583 0.0 → Stable
Volvo Cars UK 341 0.0 → Stable
Wescot 1,645 0.0 → Stable
Cashfloat 518 0.0 → Stable
Zilch 3,699 0.0 → Stable

Rankings are based on official UK regulator data. Complaint rates are calculated per 1,000 accounts. Read our full methodology →