Gallon (US) to Cubic Meter
1 gal = 0.0037854 m³
Convert Gallon (US) (gal) to Cubic Meter (m³) with engineering-grade precision. Instant results, formula, and reference table below.
1 Gallon (US) ≈0.0037854118 Cubic Meter
How to convert Gallon (US) to Cubic Meter (gal to m³)
Converting Gallon (US)s to Cubic Meters is critical for developers working with international data standards or scientific applications. This tool performs the calculation entirely on your client (browser) using JavaScript/WASM, ensuring zero latency and maximum privacy.
The Formula
1 gal = 0.00378541 m³
Calculation Example
Let's say you want to convert 5 gal to m³:
- Input: 5 gal
- Calculation: 5 × 0.00378541
- Result: 0.0189 m³
About the Gallon (US) to Cubic Meter conversion
The conversion factor from Gallon (US) (gal) to Cubic Meter (m³) is 0.0037854, meaning 1 gal = 0.0037854 m³ and inversely 1 m³ = 264.17 gal. That makes the Cubic Meter the larger of the two units in the volume category, where the SI base unit is the liter. Every ratio here is derived from the SI/international definition rather than a rounded approximation, so results are stable across repeated conversions.
Need the reverse? Use the Cubic Meter to Gallon (US) converter.
Frequently Asked Questions
How do I convert Gallon (US) to Cubic Meter?
To convert Gallon (US) to Cubic Meter, you need to multiply the gal value by 0.00378541.
What is the formula for gal to m³?
The simple formula is: m³ = gal × 0.00378541.
Which is bigger: Gallon (US) or Cubic Meter?
A Cubic Meter is bigger. One Cubic Meter is equal to approx 264.1721 Gallon (US)s.
How many Gallon (US)s are in one Cubic Meter?
There are approximately 264.172 Gallon (US)s in one Cubic Meter.
Quick Conversion Table
| gal | m³ |
|---|---|
| 1 | 0.0038 |
| 5 | 0.0189 |
| 10 | 0.0379 |
| 20 | 0.0757 |
| 50 | 0.1893 |
| 100 | 0.3785 |