How often should I measure MPG?

Every few tanks. Highway vs. city trips drastically change the result.

Why is my MPG worse in winter?

Cold engines, winter blends, and idling all lower fuel economy by 10–20%.

Sedans: 30+ is good. Hybrids: 45+. SUVs: 25+ is solid.

🚘 Transportation

The most accurate MPG figure comes from your actual fill-ups. Enter miles driven since the last fill and gallons added to learn your true efficiency.

Miles driven

Gallons used

Result will appear here

mpg = miles ÷ gallons

How often should I measure MPG?
Every few tanks. Highway vs. city trips drastically change the result.
Why is my MPG worse in winter?
Cold engines, winter blends, and idling all lower fuel economy by 10–20%.
What's a good MPG?
Sedans: 30+ is good. Hybrids: 45+. SUVs: 25+ is solid.