Convert imperial gallon to milliliter
1 imp gal = 4,546.09 mL
1 imp gal = 4,550 mL
1 imp gal in every volume unit
| milliliter | 4,550 mL |
| centiliter | 455 cL |
| liter | 4.55 L |
| cubic meter | 0.00455 m³ |
| cubic inch | 277 in³ |
| cubic foot | 0.161 ft³ |
| US fluid ounce | 154 fl oz |
| US pint | 9.61 pt |
| US quart | 4.8 qt |
| US gallon | 1.2 gal |
| imperial gallon | 1 imp gal |
| cubic yard | 0.00595 yd³ |
| acre-foot | 0.00000369 ac·ft |
How the conversion works
Multiply by 4,546.09 to go from imperial gallon to milliliter, or divide by it to go back. Every conversion on this site routes through the SI value (m³) rather than a table of pairwise factors, so a round-trip returns exactly what you started with.
Going the other way? milliliter to imperial gallon — 1 mL = 0.0002199692483 imp gal.
imperial gallon to milliliter — common values
| 1 imp gal | 4,546.09 mL |
| 2 imp gal | 9,092.18 mL |
| 3 imp gal | 13,638.27 mL |
| 5 imp gal | 22,730.45 mL |
| 10 imp gal | 45,460.9 mL |
| 15 imp gal | 68,191.35 mL |
| 20 imp gal | 90,921.8 mL |
| 25 imp gal | 113,652.25 mL |
| 50 imp gal | 227,304.5 mL |
| 75 imp gal | 340,956.75 mL |
| 100 imp gal | 454,609 mL |
| 250 imp gal | 1,136,522.5 mL |
| 500 imp gal | 2,273,045 mL |
| 1000 imp gal | 4,546,090 mL |
Other volume conversions
L → mLm³ → mLgal → mLimp gal → Limp gal → m³imp gal → galimp gal → qtimp gal → ptSolvers that use volume