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True Cost Insights

Which car really costs less?

New, used, or the one you have. Answer two questions and see every cost of owning each car, across 20 ways the future could go.

Cars you’re comparing

  • 2027 Toyota Prius Hybrid

    56 city / 49 hwy mpg

    Buy new for about $28,800 · maker’s starting price

  • 2026 Toyota Camry Hybrid

    46 city / 46 hwy mpg

    Buy new for about $31,100 · maker’s starting price

Two questions

  1. How much do you drive in a year?
8 years

What would change the answer

  • If you can get Camry Hybrid for under $28,000, it comes out ahead.

Why it comes out this way

Typical amounts over 8 years. Everything counts: the car losing value, gas or charging, insurance, repairs, taxes, and loan interest.

Pay now, then every month

CarUp frontA month, all-inTotal
Prius Hybrid$31,318$664$63,708
Camry Hybrid$33,779$703$67,502

“A month, all-in” spreads every cost, including the value the car loses, over the months you keep it.

Where the money goes

The biggest difference is value lost: Prius Hybrid saves about $1,456 there.

  • Value lost

    Prius Hybrid: $18,228
    Camry Hybrid: $19,684
  • Gas & charging

    Prius Hybrid: $9,049
    Camry Hybrid: $10,350
  • Loan interest

    Prius Hybrid: $5,400
    Camry Hybrid: $5,832
  • Insurance

    Prius Hybrid: $13,705
    Camry Hybrid: $14,088
  • Taxes & fees

    Prius Hybrid: $4,682
    Camry Hybrid: $4,843
  • Upkeep & repairs

    Prius Hybrid: $13,056
    Camry Hybrid: $13,056
Show as a table
Cost Prius Hybrid Camry Hybrid
Value lost$18,228$19,684
Gas & charging$9,049$10,350
Loan interest$5,400$5,832
Insurance$13,705$14,088
Taxes & fees$4,682$4,843
Upkeep & repairs$13,056$13,056

Year by year

Camry Hybrid doesn’t earn back its extra up-front cost within 8 years.

Typical total cost so far, year by yearPrius Hybrid: $63,708 by year 8; Camry Hybrid: $67,502 by year 8.$0$25k$50kTodayYr 2Yr 4Yr 6Yr 8Camry HybridPrius Hybrid

Big repair risk, out of 100

About how many owners in 100 pay for a new battery within 8 years.

Fewer than 1 in 100: Prius Hybrid needs a new battery

Fewer than 1 in 100: Camry Hybrid needs a new battery

What we assumed, and where it came from
Gas, regular
$4.16 a gallon

Live source

Weekly retail gasoline prices by state and region

U.S. Energy Information Administration

Data as of Sep 7, 2026.

Weekly average for the state where EIA reports one, otherwise for its region.

Premium and diesel
$5.17 and $5.97

Live source

National average fuel prices

U.S. Department of Energy (fueleconomy.gov)

Data as of Sep 15, 2026.

Premium and diesel are priced from how they compare with regular nationally.

Insurance, state average
$1,704 a year

Research source

Auto Insurance Database Report (2023 data)

National Association of Insurance Commissioners

Checked Jan 1, 2023.

2023 state averages brought to today with the BLS insurance price index (×1.18).

Sales tax
7.00%

Research source

State and local sales tax rates, midyear 2026

Tax Foundation

Checked Jul 2026.

Combined state and average local rate; some states tax cars at a different rate.

Loan rate
8.1%; 5 years and 15% down are our typical terms

Live source

Average 60-month new car loan rate at commercial banks

Federal Reserve Board, via FRED

Data as of May 2026.

Average 60-month new car loan rate at banks, plus 1 point for a typical borrower.

Weather, for battery range in cold and heat
Monthly averages

Live source

Statewide monthly temperatures and heating/cooling degree days

NOAA National Centers for Environmental Information

Data as of Dec 2025.

Average temperature for each month over the last 10 years.

Car prices you didn’t type
Segment averages

Our estimate

Average transaction prices by segment, August 2026

Kelley Blue Book / Cox Automotive

Checked Aug 2026.

Average price paid for cars in the same segment, adjusted by powertrain. Type your own price for a better answer.

No federal clean vehicle credit is counted: it ended for cars bought after September 30, 2025. Internal Revenue Service, checked Sep 14, 2026. State and utility rebates vary; add one where the tool asks.

Every number the model uses, with its source, is on the math page.

For the curious: all the numbers

We play out 1,000 futures. Each draws its own gas and electricity prices, miles, repair bills, insurance, and resale prices, and every car lives through the same ones. The 20 dots on the answer card are evenly spaced picks from those futures.

Total cost over 8 years
OptionA good caseTypicalA bad casePer mile
Prius Hybrid$56,911$63,708$71,586$0.66
Camry Hybrid$60,463$67,502$75,780$0.70

What moves the gap most

The unknowns whose ups and downs most change which option comes out ahead. A good or bad case is 1 future in 10 at that end.

  • How much you actually drivesome
  • Future gas pricessome
  • Used-car prices when you sellsome
  • Your insurance ratessome
  • Used EV prices when you sella little

Try other assumptions

Each change replays every future. Watch which coins move.

Paying for it
What if prices jump?

Common questions, answered with today’s prices