List of High Ranking Car Insurance Companies in the United Kingdom

Following is a list of the largest and best Car insurance companies operating in the United Kingdom.

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Legal & General

Legal & General Group, headquartered in London, is the largest life insurance provider in the UK, based on new individual life insurance sales. The company offers term and whole life insurance, Car Insurance, home insurance, pet insurance, retirement products, mortgages, investment management and other services. As of May 10, 2021, Legal & General had a market capitalization of £17 billion.



Aviva plc is the leading life and general insurance company in the UK and Ireland. With over 28,000 employees, the company serves about 32 million customers worldwide, including 15.5 million people in the UK. Aviva is the largest general insurer in the UK and number one in the UK based on individual annuities. It offers car, home, life and health insurance, travel and accidental death insurance, prepaid funeral plans, investments, stocks & shares ISA, pensions and more.

RSA Insurance

RSA Insurance Group is the second-largest general insurance company in the UK. RSA offers a wide array of personal, commercial and specialty insurance services such as Car Insurance through brokers and affinity partners. The company was created in 1996 and today employs 13,500 people. In 2020, RSA reported net written premiums of £6.2 billion.

Direct Line

Direct Line Insurance Group, headquartered in Bromley, England, is one of the UK’s leading personal Car and home insurance companies based on policies in-force. It is also the fourth largest pet insurer and the second largest travel insurer in the UK. The company’s main brands are Direct Line, Churchill, Privilege and Darwin.


Allianz Insurance plc, part of German Allianz Group, is one of the top three general insurers in the United Kingdom. The company provides car and home insurance, musical instrument insurance, pet and equine insurance, and commercial insurance. Petplan, a subsidiary of Allianz, is the largest pet insurer in the UK. It is also the largest horse and rider insurer in the country.

Phoenix Group

Phoenix Group Holdings plc, with about 14 million customers, is one of the biggest providers of insurance products and services in the United Kingdom. The Group’s companies include Phoenix Life and Phoenix Life Assurance, Phoenix Wealth, Standard Life Assurance, ReAssure and SunLife, Car Assurance.

Liverpool Victoria

Liverpool Victoria (LV=) is one of the top 10 UK insurance companies with more than seven million customers and 4,000 employees. It offers car, home, pet, travel and small business insurance, term and whole life insurance, pensions and retirement, annuities, and investments. The company is the UK’s number one insurer for customer service according to UKCSI survey 2021.


Bupa (British United Provident Association) is the leading health insurance company in the UK, with about 2.2 million customers. It offers individual, family and business health insurance, travel insurance, dental insurance, care homes, health centres and other services.

Royal London

Royal London Mutual Insurance Society, founded in 1861, is the UK’s largest mutual insurer with about ten million life and protection insurance policies. It offers life insurance, critical illness cover, business insurance, pensions, retirement options, car insurance, investment management, and other services.

Admiral Group

Admiral Group plc, headquartered in Cardiff, South Wales, is one of the largest car insurance providers in the UK. The company’s brands are Admiral, Bell, Diamond, Gladiator, Elephant and Veygo. The Group offers cheap car insurance, home and landlord insurance, travel insurance, commercial vehicle insurance, car finance, comparison and loan products.


AXA, a French multinational company, has a strong presence in the UK. With a network of branches throughout the country, it provides a diverse range of insurance services to individuals, SMEs, mid-market and corporate sector. The company’s products include car, home, travel, landlord, van and health insurance, among others.


Ageas, a Belgian international group, is one of the leading car and home insurance companies in the United Kingdom. It is the UK’s fifth largest car insurer with more 5 million customers. The company paid out more than 99% of customers’ claims in the last year. Ageas has 5 Star rating from Defaqto.


Aegon UK, based in Edinburgh, Scotland, is one of the major providers of pensions, investments, car and life insurance products in the United Kingdom. The company serves about 4 million customers and employs over 2,000 people through office in London, Edinburgh, Lytham St Annes, Witham, Manchester and Peterborough.


American International Group UK Ltd is one of the UK’s largest insurance companies with gross premiums written of over £2.1 billion, net premiums written of £1.1 billion and total assets of £8.3 billion.

NFU Mutual

NFU Mutual, headquartered in Stratford-upon-Avon, Warwickshire, is the UK’s leading rural insurer with more than 900,000 members. NFU Mutual is a trading name for National Farmers Union Mutual Insurance Society Ltd. The company has been named the Which? Insurance Brand of the Year.


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