AUTOCOSTINDEX EST. 2026

What cars actually cost to keep running

Modeled · Ranked · Updated monthly · 52 vehicles tracked

AutoCostIndex models maintenance and repair costs by vehicle age — not one blended number — and lets you adjust every figure to your mileage, your shop, and how long you keep the car.

Cheapest to maintain

Average annual cost, ages 1–10
Lowest average annual maintenance cost
VehicleAvg annual10-yr total
Toyota Corolla $517 $5,165
Toyota Prius $552 $5,515
Toyota Camry $594 $5,935
Chevrolet Bolt EV $608 $6,075
Toyota RAV4 $647 $6,470

Most expensive to maintain

Same model, other end of the index
Highest average annual maintenance cost
VehicleAvg annual10-yr total
BMW X5 $1,458 $14,575
BMW X3 $1,290 $12,895
BMW 3 Series $1,241 $12,410
Chevrolet Tahoe $1,101 $11,010
Ram 1500 $1,061 $10,605

By brand

Hubs rank every tracked model

EV maintenance costs

No oil changes — but tires bite back

Guides

Built from the same dataset

How the index works

Every figure is produced by the ACI maintenance model: manufacturer service schedules priced at typical U.S. shop rates, plus expected age-related repairs. No scraped competitor numbers, no generated filler. Read the full methodology.