
Car insurance is a necessity for drivers in the US and Australia, with most states in the US requiring at least a minimum amount of car insurance to operate a vehicle. There are a plethora of car insurance companies operating in the US and Australia, with some companies offering additional insurance services, such as travel, health, and home insurance. This paragraph will explore the car insurance companies that operate in these two countries and provide an overview of the car insurance landscape in each.
| Characteristics | Values |
|---|---|
| Number of car insurance companies in Australia | 50+ |
| Number of car insurance companies in the US | 10+ |
| Car insurance companies in Australia | AAMI, AANT, AI Car Insurance, Allianz, ANZ, Apia, Australia Post, Australian Seniors Insurance Agency, Australian Unity, BankSA, Bankwest, Bendigo Bank, Bingle Car Insurance, BMW, BOQ, Budget Direct, Bupa, CommBank, CGU, Dodo, Elders Insurance, eric, Famous Insurance, GIO, Guild Insurance, HSBC, Huddle Insurance, Hume Bank, ING, Kogan Insurance, Latitude Financial Services, Lumley Special Vehicles, MB Insurance, NAB, National Seniors Australia, NRMA, Over Fifty, Ozicare |
| Car insurance companies in the US | State Farm, Progressive Group, Berkshire Hathaway Group, Liberty Mutual |
| Legal requirement for car insurance in Australia | Yes, CTP insurance is mandatory |
| Legal requirement for car insurance in the US | Commercial auto insurance is required by law in most states for businesses that operate vehicles |
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What You'll Learn

Top-rated US car insurance companies
When it comes to car insurance companies in the US, it's important to remember that the best one for one driver may not be the best for another. This is because companies offer different discounts, coverage options, and average costs. Some companies are also better than others in terms of customer service, claims handling, and other aspects of customer satisfaction. With that said, here are some of the top-rated car insurance companies in the US:
Travelers
Travelers has been rated the best overall car insurance company by US News and Forbes Advisor. It offers low rates, a wide variety of coverage options, and a decent digital experience. Its rates are well below the national average for every driver profile, including drivers with a DUI conviction, senior drivers aged 65 to 80, and good drivers, for whom the rate is 26% lower than the national average. It also has a usage-based insurance program called IntelliDrive, which offers a 12% discount at sign-up and tracks your driving for 90 days.
USAA
USAA has been rated the best car insurance company for military members by US News and Forbes Advisor. It offers consistently cheap rates and a variety of coverage options. Its average rates are among the lowest, and it is the second-cheapest in US News' rating. It is also competitive in every driver category analysed, including young adult and senior drivers, and motorists with a speeding ticket, an at-fault accident, or a DUI on their record. It offers a discount of up to 15% for drivers who garage their cars on a base and up to 60% if you store your car while you’re deployed. USAA is only available to current and former military members and their families.
American National
American National has been rated the best car insurance company for teen drivers and drivers with blemishes on their records, such as speeding tickets or at-fault accidents, by US News. It has the lowest average annual rate in their analysis, at more than $1,000 less than the national average.
Geico
Geico has been rated the best car insurance company for high-risk drivers by Bankrate. It offers lower rates to drivers with poor credit compared to other top insurers, at 32% cheaper than the national average. It also has various discounts for young drivers and is available nationwide.
Erie
Erie received the top score by repair specialists in a survey of more than 1,100 repair experts on auto insurers and the quality of their claims procedures. It also received top scores on claims handling from a survey of 3,000 drivers who had filed a car insurance claim within the past 12 months.
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US car insurance companies with the lowest premiums for young drivers
When it comes to car insurance companies operating in the US and Australia, there are several options. In the US, car insurance is required in almost every state, and although insurance for young drivers can be expensive, there are companies that offer lower premiums. In Australia, Compulsory Third Party (CTP) insurance is a legal requirement for all drivers, but many drivers also opt for more comprehensive coverage.
For young drivers in the US, Erie has been consistently ranked as having the lowest rates for both female and male teen drivers. Its sample premiums for 17-year-olds are significantly below the national average, and it also offers low-cost rates for young adults who are added to a parent's policy or buying their own. Erie sells insurance policies in 12 US states and Washington, D.C.
USAA also offers some of the lowest rates for young drivers, especially those from military families. USAA is only available to current and former members of the military and their families, but it provides reasonable rates regardless of a driver's record or credit.
Other insurance companies with low sample premiums for young drivers include Auto-Owners, Geico, and Nationwide. Geico, in particular, has rates that are 23-26% lower than the national average for 17-year-olds.
Tips for Lowering Premiums for Young Drivers
Young drivers can also take advantage of various strategies to keep their premiums low. Maintaining a clean driving record is essential, as costs increase with accidents, tickets, or DUIs. Taking a driver safety course, being a good student, and shopping around for coverage can also help reduce premiums. Additionally, usage-based insurance programs, such as Nationwide's SmartRide, can provide discounts for safe driving.
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Australian car insurance companies with the best customer satisfaction
In Australia, it is a legal requirement to have some form of car insurance for your vehicle. There are 64 car insurance companies on the market that are actively offering car insurance policies.
In 2024, Youi Comprehensive Car Insurance won the Finder Customer Satisfaction Award. 97% of Youi's existing customers said they are trustworthy and reliable, and they have an Australia-based customer service team. CHOICE also rated Youi highly for customer satisfaction in 2023, along with RAA, RACQ, RAC, GIO, Shannons, NRMA Insurance, Woolworths Everyday, and Qantas.
In 2025, ALDI Comprehensive Insurance was rated by Finder as the best value car insurance, and Coles Comprehensive Insurance was rated the best for features.
Other car insurance companies in Australia include:
- ING (the only bank in the top 10 best comprehensive car insurance policies)
- AAMI
- AANT
- AI Car Insurance
- Allianz
- ANZ
- Apia
- Australia Post
- Australian Seniors Insurance Agency
- Australian Unity
- BankSA
- Bankwest
- Bendigo Bank
- Bingle Car Insurance
- BMW
- BOQ (Bank of Queensland)
- Budget Direct
- Bupa
- CommBank
- CGU
- Dodo
- Elders Insurance
- Eric
- Famous Insurance
- GIO
- Guild Insurance
- HSBC
- Huddle Insurance
- Hume Bank
- Kogan Insurance
- Latitude Financial Services
- Lumley Special Vehicles
- MB Insurance
- NAB
- National Seniors Australia
- NRMA
- Ozicare
- Over Fifty
- And many more.
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Australian banks that offer car insurance
In Australia, Compulsory Third Party (CTP) insurance is a legal requirement for all drivers, offering the most basic level of coverage. Many Australian drivers also opt for comprehensive car insurance for more complete coverage.
Several Australian banks offer car insurance, including the "Big Four":
- ANZ
- Commonwealth Bank (also known as CommBank)
- NAB
- Westpac
Other Australian banks that offer car insurance include Bank Australia, Bankwest, and ING. While choosing a bank for your car insurance may be convenient, it's important to research various options to find the best policy for your needs. Some banks may offer limited coverage or higher prices compared to specialised insurance companies.
It's worth noting that some banks partner with insurance companies to provide car insurance. For example, Bank Australia offers comprehensive car insurance in partnership with Honey Insurance and RACQ Insurance. Similarly, CommBank distributes car insurance issued by Hollard Insurance Partners Limited.
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US car insurance companies with the largest market share
In the United States, there are thousands of car insurance companies to choose from, ranging from big, national chains to small, regional insurers. The largest car insurance companies in the US by market share are:
State Farm
State Farm is the biggest auto insurance company in the US by market share. It earns about 18% of the money spent on personal car insurance policies in the country. The company has about 58,000 employees and 19,000 agents. State Farm is a mutual insurance company, meaning that its customers own it. It is known for providing a local agent, a personalized experience, and cheap rates.
Progressive
Progressive is the largest insurance company in 21 states, including many New England states, some Midwest states, Florida, and Texas. Progressive, along with State Farm, Geico, and Allstate, make up over half of the personal auto insurance market in the US. Progressive is known for its cheap rates and good customer reviews.
Geico
Owned by Berkshire Hathaway, Geico is a giant in the auto insurance industry with a 13.8% market share in the US. The company has an A++ (Superior) financial strength rating from AM Best. It has written over $38.9 million in direct premiums in 2023. Geico is deemed the Best Auto Insurance Company for High-Risk Drivers in the 2025 Bankrate Awards.
Allstate
Allstate has the fourth-largest market share with just over $32.8 million in direct premiums written in 2023. The company has an A+ (Superior) financial strength rating from AM Best. Allstate's discount opportunities and nationwide availability helped it earn an auto Bankrate Score of 3.9.
Other large car insurance companies in the US include USAA, Liberty Mutual, Farmers, American Family, Travelers, and Nationwide.
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Frequently asked questions
Some car insurance companies that operate in the US include:
- Travelers
- USAA
- American National
- Geico
- Progressive
- State Farm
- Berkshire Hathaway
- Liberty Mutual
- Allstate
Some car insurance companies that operate in Australia include:
- ANZ
- Commonwealth Bank
- NAB
- Westpac
- ING
- Allianz
- Bingle
- Famous Insurance
- RAA
- RAC
- RACQ
The type of car insurance available to you depends on your state. Almost all states require liability coverage, and many only mandate this type of coverage. However, other states require additional coverage, such as uninsured/underinsured motorist coverage. States with no-fault insurance laws require personal injury protection (PIP) coverage.
Compulsory third-party (CTP) insurance is a legal requirement for all drivers in Australia. Comprehensive car insurance policies may also be purchased and can help lower your premiums with offers like multi-policy deals, discount codes, or a "no claims bonus".











































