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Gallons (US) to cubic meters

1 gal = 0.00378541 m³

⇄
cubic meters (m³)0.00378541

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Formula

Multiply the value in gal by 0.003785411784 to get m³.

m³ = gal × 0.003785411784

Conversion table

gallons (US) (gal)cubic meters (m³)
0.10.000378541
0.50.00189271
10.00378541
20.00757082
30.0113562
40.0151416
50.0189271
60.0227125
70.0264979
80.0302833
90.0340687
100.0378541
150.0567812
200.0757082
250.0946353
300.113562
400.151416
500.189271
750.283906
1000.378541
2500.946353
5001.89271
1,0003.78541

Frequently asked questions

How many m³ are in 1 gal?

1 gal = 0.00378541 m³.

How do I convert gal to m³?

Multiply the value in gal by 0.003785411784 to get m³. m³ = gal × 0.003785411784

What is 10 gal in m³?

10 gal = 0.0378541 m³.

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Updated November 9, 2026