Miles & KeysWhat a car really costs, and when to stop paying it

Planning guides

Section · 20 guides

Ownership Costs

Repair or replace, warranties, depreciation and what the next five years cost.

Compare car ownership using the vehicle, household needs and bills you actually face. These guides separate fuel, insurance, repairs, financing and service terms so you can evaluate complete alternatives. A national average cannot establish your next repair bill or the value of a specific car.

Keep maintenance and continuing obligations beside the purchase or monthly payment. Verify the actual contract, warranty and insurance exclusions, and obtain qualified advice for personal legal or financial decisions. Mechanical safety needs an appropriate inspection rather than a budget calculation.

Budget and decision guides

Ownership Costs

When a Repair Costs More Than the Car Is Worth

The rule about never spending more than the car is worth is the wrong test. Here is the arithmetic that actually answers repair or replace.

8 min read

20 articles

Ownership Costs

When a Repair Costs More Than the Car Is Worth

The rule about never spending more than the car is worth is the wrong test. Here is the arithmetic that actually answers repair or replace.

8 min read

Ownership Costs

What an Extended Car Warranty Actually Buys

Vehicle service contracts are sold as peace of mind and priced like insurance. Here is how to read one and decide whether yours is worth the money.

7 min read

Ownership Costs

Electric or Gas: What Each Costs per Mile

A worked comparison of fuel and electricity costs per mile using current federal price data, and the three things that change the answer for your household.

8 min read

Ownership Costs

What a Mile in Your Car Actually Costs

The IRS raised its mileage rate mid-year to 76 cents. Here is what that number includes, what it leaves out, and how to work out your own cost per mile.

7 min read

Ownership Costs

Depreciation Is the Bill You Never See

Nobody sends an invoice for the value your car loses, which is why it stays invisible. Here is how to measure it and when it stops mattering.

7 min read

Ownership Costs

Running a Car Past 150,000 Miles

High mileage is now normal, not terminal. What actually decides whether a car is worth keeping, and the maintenance that makes the difference.

7 min read

Ownership Costs

Does a Hybrid Pay Back Its Price Premium?

The payback sum for a hybrid takes two minutes and needs three numbers. Here it is worked out at current fuel prices, with the cases where it fails.

7 min read

Ownership Costs

Is a Car Wash Membership Worth the Monthly Price?

Find the break-even wash count using published single-wash and membership prices, then check package differences, renewal dates and cancellation terms.

7 min read

Ownership Costs

Roadside Assistance Cost: Plans and Towing Limits

Compare AAA club plans at $64.99, $99.99 and $124.99 per year, calculate towing and household costs, and identify waiting periods and overlapping coverage.

8 min read

Ownership Costs

How Much Does a Home EV Charger Cost to Install?

Separate EV charger hardware from installation: current Tesla prices, published installation estimates, electrical scope and the expired federal credit.

7 min read

Ownership Costs

How Much Does Paying Off a Car Loan Early Save?

Calculate early car-loan payoff savings with a $12,000 example, extra-payment schedules, daily interest, penalty checks and add-on refund rules.

7 min read

Ownership Costs

Is a Higher Car Insurance Deductible Worth It?

Compare $500 and $1,000 car insurance deductibles with claim payouts, annual savings and a cash-reserve calculation, using insurer and regulator guidance.

8 min read

Ownership Costs

How Much Does Car Registration Renewal Cost?

Read published registration fees in Texas, Illinois and Florida, then account for weight, local charges, EV fees and the renewal period.

7 min read

Ownership Costs

How Much Does Owning a Car Cost in 2026?

See AAA's 2026 ownership costs, then build a car budget that separates payments, depreciation, fuel, insurance, maintenance and irregular bills.

7 min read

Elsewhere on Miles & Keys

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