Liability vs Full Coverage Auto Insurance: What to Compare

Liability vs Full Coverage Auto Insurance: 

What to Compare

When you are comparing auto insurance quotes, you will quickly run into two confusing terms: "liability" and "full coverage." 

Choosing between the two is one of the most critical financial decisions you will make as a driver. Pick the wrong one, and you could either be overpaying for unnecessary protection on a clunker, or you could be financially ruined if you total your car.

To make the right choice, you need to understand exactly what you are paying for. Here is the definitive breakdown of liability vs. full coverage, and how to compare them effectively.

This article is part of our ultimate auto quote comparison guide covering every aspect of saving on car insurance.

What is Liability Insurance?

Liability insurance is the legal minimum required to drive in almost every US state (except New Hampshire and Virginia, which have specific alternatives). 

It is designed to protect other people, not you. If you cause an accident, liability insurance pays for:

• Bodily Injury Liability: Medical bills, lost wages, and legal fees for the people in the other car.

• Property Damage Liability: The cost to repair or replace the other person's car, fence, or building.

The Catch: Liability insurance does absolutely nothing to fix your own car or pay for your own medical bills if you are at fault. 

What is "Full Coverage"?

First, let's debunk a myth: "Full coverage" is not an official insurance term. It is a shorthand used by agents and consumers to describe a policy that includes Liability, plus Collision and Comprehensive coverage.

Here is what those extra layers do:

• Collision Coverage: Pays to repair or replace your car if you hit another vehicle, a tree, or a guardrail, regardless of who is at fault.

• Comprehensive Coverage: Pays for damage to your car caused by events outside of your control. This includes theft, vandalism, fire, falling objects, and weather events like hail or floods.

When you buy "full coverage," you are protecting both the other driver and your own vehicle.

The Cost Difference: 

How Much More is Full Coverage?

Because full coverage protects your own vehicle, it is significantly more expensive than a liability-only policy. 

On average, a full coverage policy costs about $1,600 to $2,000 per year, while a minimum liability policy costs around $600 to $800 per year. Essentially, you are paying double or even triple to protect your own car.

How to Decide: 

The 10% Rule

So, which one should you compare and buy? The decision almost always comes down to the current market value of your vehicle. Financial experts recommend using the 10% Rule:

• Keep Full Coverage if: Your car is relatively new (usually less than 5 to 7 years old), you have a car loan or lease (lenders legally require full coverage), or the car's value is high enough that replacing it out-of-pocket would cause you severe financial hardship.

• Drop to Liability Only if: Your car is older (10+ years), the market value is low, and the annual cost of your collision and comprehensive premiums exceeds 10% of the car's total value. 

Example: If your 2012 Honda Civic is worth $4,000, and your collision/comprehensive premium is $600 a year, you are paying 15% of the car's value annually to insure it. It is mathematically smarter to drop full coverage and save that $600 every year.

What to Compare When Shopping for Quotes

When you are comparing quotes online, do not just look at the bottom-line price. A $50/month quote is useless if it only offers state-minimum liability and you drive a brand-new SUV. 

To compare correctly:

• 1.  Match the Coverage Types: Ensure every quote includes the exact same combination of Liability, Collision, and Comprehensive.

• 2.  Match the Limits: Compare a 50/100/50 liability quote against another 50/100/50 quote. Do not compare a 25/50/25 quote against a 100/300/100 quote.

• 3.  Match the Deductibles: A $1,000 collision deductible will yield a much cheaper premium than a $250 deductible. Standardize this number (usually $500 or $1,000) across all your quotes to see the true price difference.

If you drive an older car, consider coverage adjustments for older vehicles as discussed in our senior driver guide.

Frequently Asked Questions (FAQ)

What is the difference between liability and full coverage?

• Liability insurance only covers damage and injuries you cause to others in an at-fault accident. Full coverage includes liability plus collision and comprehensive coverage, which pays to repair or replace your own vehicle.

Is full coverage worth it for an older car?

• Generally, no. If your car is worth less than 10 times the annual premium for full coverage, it is usually not worth paying for collision and comprehensive insurance.

What does full coverage auto insurance actually cover?

• Full coverage typically includes liability, collision (for accidents), comprehensive (for theft, weather, and vandalism), and often uninsured/underinsured motorist coverage and medical payments.

Conclusion

Choosing between liability and full coverage isn't about picking the "best" option; it's about picking the right option for your specific vehicle and financial situation. 

If you drive a new car, full coverage is a necessary safety net. If you drive an older beater, liability-only might be the smartest financial move you can make. The key is to compare quotes accurately, ensuring you are looking at identical coverage levels so you can make an apples-to-apples decision.

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