Volume
Convert Imperial gallon (Imp gal) to US gallon (US gal). Volume sizes tanks, vessels, and batch charges, in m³, litres, US gallons, or barrels.
1 Imp gal = 1.20095 US gal
To convert Imperial gallon to US gallon, multiply the Imp gal value by 1.20095. To go the other way, divide by 1.20095 (or multiply by 0.8326742).
| Imp gal | US gal |
|---|---|
| 1 | 1.20095 |
| 2 | 2.4019 |
| 5 | 6.00475 |
| 10 | 12.0095 |
| 25 | 30.02375 |
| 50 | 60.0475 |
| 100 | 120.095 |
| 250 | 300.2375 |
| 500 | 600.475 |
| 1000 | 1200.95 |
Tank and vessel capacities are quoted in m³ or US gallons; oil volumes in barrels.
A US gallon and an Imperial gallon differ by about 20 % — confirm which one a spec means.
Worked example. A volume of 2199.692 Imp gal is 2641.721 US gal.
Multiply the value in Imp gal by 1.20095 to get US gal. For example, 10 Imp gal = 12.0095 US gal.
1 Imp gal equals 1.20095 US gal.
Tank and vessel capacities are quoted in m³ or US gallons; oil volumes in barrels.