Convert gallon (imperial)s to cubic meters
1 gal (imp) = 0.00454609 m³ — exactly. Both units are defined against the SI, so this factor is a fraction, not an approximation.
0.004 546 09m³
Exact decimal: 0.00454609
As a fraction: 454609/100000000
1 gal (imp) = 0.00454609 m³
How to convert gallon (imperial)s to cubic meters
Multiply the number of gallon (imperial)s by 0.00454609 to get cubic meters.
The exact factor is 0.00454609 — as a fraction, 454609/100000000.
Gallon (imperial): Exactly 4.546 09 L — the volume of 10 lb of water at 62 °F.
Gallon (imperial) to Cubic meter conversion table
| Gallon (imperial)s (gal (imp)) | Cubic meters (m³) |
|---|---|
| 1 gal (imp) | 0.004 546 09 |
| 2 gal (imp) | 0.009 092 18 |
| 3 gal (imp) | 0.013 638 27 |
| 5 gal (imp) | 0.022 730 45 |
| 10 gal (imp) | 0.045 460 9 |
| 20 gal (imp) | 0.090 921 8 |
| 25 gal (imp) | 0.113 652 25 |
| 50 gal (imp) | 0.227 304 5 |
| 100 gal (imp) | 0.454 609 |
| 250 gal (imp) | 1.136 522 5 |
| 500 gal (imp) | 2.273 045 |
| 1000 gal (imp) | 4.546 09 |
Cubic meter to Gallon (imperial) conversion table
| Cubic meters (m³) | Gallon (imperial)s (gal (imp)) |
|---|---|
| 1 m³ | 219.969 25 |
| 2 m³ | 439.9385 |
| 3 m³ | 659.907 74 |
| 5 m³ | 1099.8462 |
| 10 m³ | 2199.6925 |
| 20 m³ | 4399.385 |
| 25 m³ | 5499.2312 |
| 50 m³ | 10 998.462 |
| 100 m³ | 21 996.925 |
| 250 m³ | 54 992.312 |
| 500 m³ | 109 984.62 |
| 1000 m³ | 219 969.25 |
Frequently asked
How many cubic meters are in a gallon (imperial)?
One gallon (imperial) equals 0.00454609 cubic meters (gal (imp) → m³). That figure is exact, not rounded.
How do you convert gallon (imperial)s to cubic meters?
Multiply the number of gallon (imperial)s by 0.00454609 to get cubic meters.
What is 1 m³ in gallon (imperial)s?
One cubic meter is 219.9692483 gallon (imperial)s.
What is 10 gal (imp) in m³?
10 gal (imp) = 0.045 460 9 m³.
What exactly is a gallon (imperial)?
Exactly 4.546 09 L — the volume of 10 lb of water at 62 °F.