Automotive Calculators

Vehicle Idling Fuel Waste Calculator

Enter your daily idling time and idle fuel consumption rate to calculate the daily and annual cost of idling.

Daily cost

$0.47

Annual cost

$173.38

A typical car burns roughly 0.2-0.5 gallons per hour at idle depending on engine size and accessories (AC, heat) — modern engines with idle-stop technology use far less.

How to use this tool

  1. 1Enter your typical idling minutes per day.
  2. 2Enter your vehicle's idle fuel consumption rate.
  3. 3Enter your gas price.
  4. 4See the daily and annual cost.

Frequently asked questions

How much fuel does idling actually use?+

A typical car burns roughly 0.2-0.5 gallons per hour at idle depending on engine size and accessories like AC — modern engines with automatic idle-stop use significantly less.