Gallon (US) to Cubic Meter Converter
Convert gallon (us)s to cubic meters (gal to m³) instantly with this free online volume converter. Enter any value in the Gallon (US) field and get the equivalent in Cubic Meter immediately. This converter handles any quantity — from tiny fractions to large numbers — with full precision. No signup, no ads in the widget, and the conversion runs entirely in your browser for instant results.
The conversion factor is exact: 1 gal = 0.00378541 m³. To convert gallon (us)s to cubic meters, multiply your Gallon (US) value by 0.00378541. For example, 10 gal = 0.0378541 m³. You can also reverse the calculation: 1 m³ = 264.1721769 gal.
Quick conversion table
| Gallon (US) (gal) | Cubic Meter (m³) |
|---|---|
| 1 gal | 0.00378541 m³ |
| 5 gal | 0.01892705 m³ |
| 10 gal | 0.0378541 m³ |
| 25 gal | 0.09463525 m³ |
| 50 gal | 0.1892705 m³ |
| 100 gal | 0.378541 m³ |
Use the swap button to reverse the direction, or choose a different unit from the dropdown menus to convert within the volume category.
Formula
Gallon (US) to Cubic Meter conversion: 1 gal = 0.00378541 m³ cubic meters = gallon (us)s × 0.00378541 1 m³ = 264.1721769 gal gallon (us)s = cubic meters × 264.1721769
Example
Example: Convert 10 gal to m³: 10 gal × 0.00378541 = 0.0378541 m³ So, 10 gal is about 0.0378541 m³. To convert back, multiply by 264.1721769: 0.0378541 m³ × 264.1721769 = 10 gal.
How to Use
- Enter the value you want to convert in the Gallon (US) field
- The result in Cubic Meter appears instantly below
- Use the dropdown menus to change units if needed
- Click 'Swap Units' to reverse the conversion direction
- Copy the result or adjust the input for a new conversion
Frequently Asked Questions
How do I convert gallon (us)s to cubic meters?
Enter the value in Gallon (US) (gal) in the 'From' field. The equivalent in Cubic Meter (m³) appears instantly in the 'To' field. The converter uses precise conversion factors and updates in real time as you type.
What is the formula to convert gal to m³?
1 gal = 0.00378541 m³, so cubic meters = gallon (us)s × 0.00378541. To convert back, 1 m³ = 264.1721769 gal. The full formula and a worked example are shown on this page.
How many cubic meters are in one Gallon (US)?
1 gal = 0.00378541 m³.
Is this Gallon (US) to Cubic Meter converter free?
Yes, completely free with no signup, no limits, and no ads in the converter widget. You can convert as many values as you need. The tool runs entirely in your browser, so your data never leaves your device.
Can I convert cubic meters back to gallon (us)s?
Yes. Click the 'Swap Units' button to reverse the direction. You can also use the dropdown menus to select any other volume unit for either field.
How accurate is the gal to m³ conversion?
The converter uses high-precision conversion factors (up to 8 decimal places). Results are displayed with up to 6 decimal places, with trailing zeros removed for readability. For scientific or engineering work, always verify with official standards.