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⚡ Cubic Decimeters to US Gallons: the quick answer
1 dm³ = 0.264172 gal
1 cubic decimeter equals 0.264172 US gallons
To convert cubic decimeters to US gallons, multiply the value by 0.264172.
To go the other way, multiply US gallons by 3.78541 to get cubic decimeters.
↔ Convert US gallons to cubic decimeters instead
🧮 Formula
Every unit here is defined by its volume in cubic meters, so the conversion factor is (cubic meters per cubic decimeter) ÷ (cubic meters per US gallon).
📊 Cubic Decimeters to US Gallons conversion table
✏️ Worked examples
Convert 25 cubic decimeters to US gallons
25 dm³ × 0.264172 = 6.6043 gal
Try this example →
Convert 250 cubic decimeters to US gallons
250 dm³ × 0.264172 = 66.043 gal
Try this example →
📘 About these units
Cubic decimeter (dm³). A cubic decimeter is exactly one liter.
US gallon (gal). The US liquid gallon is 231 cubic inches, exactly 3.785411784 liters.
❓ Frequently asked questions
How many US gallons are in one cubic decimeter?
There are 0.264172 US gallons in one cubic decimeter.
How do I convert cubic decimeters to US gallons?
Multiply the number of cubic decimeters by 0.264172. For example, 10 cubic decimeters equal 2.64172 US gallons.
How many cubic decimeters are in one US gallon?
One US gallon equals 3.78541 cubic decimeters.
🔗 More volume conversions
All volume units →