Convert gallon (imperial)s to milliliters
1 gal (imp) = 4546.09 mL — exactly. Both units are defined against the SI, so this factor is a fraction, not an approximation.
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Show this value in all 42 volume units
- Cubic kilometers km³ 4.54609e-12
- Cubic meters m³ 0.004 546 09
- Cubic decimeters dm³ 4.546 09
- Cubic centimeters cm³ 4546.09
- Cubic millimeters mm³ 4 546 090
- Kiloliters kL 0.004 546 09
- Hectoliters hL 0.045 460 9
- Decaliters daL 0.454 609
- Liters L 4.546 09
- Deciliters dL 45.4609
- Centiliters cL 454.609
- Milliliters mL 4546.09
- Microliters µL 4 546 090
- Gallon (US)s gal 1.200 949 925 5
- Quart (US)s qt 4.803 799 702 02
- Pint (US)s pt 9.607 599 404 04
- Cup (US customary)s cup 19.215 198 808 1
- Cup (US legal)s cup 18.942 041 666 7
- Fluid ounce (US)s fl oz 153.721 590 465
- Tablespoon (US)s tbsp 307.443 180 929
- Teaspoon (US)s tsp 922.329 542 788
- Gill (US)s gi 38.430 397 616 2
- Minim (US)s min 73 786.363 423
- Barrel (oil)s bbl 0.028 594 045 845 4
- Barrel (US liquid)s bbl 0.038 125 394 460 5
- Bushel (US)s bu 0.129 007 092 936
- Peck (US)s pk 0.516 028 371 744
- Gallon (imperial)s gal (imp) 1
- Quart (imperial)s qt (imp) 4
- Pint (imperial)s pt (imp) 8
- Fluid ounce (imperial)s fl oz (imp) 160
- Tablespoon (imperial)s tbsp (imp) 256
- Teaspoon (imperial)s tsp (imp) 768
- Gill (imperial)s gi (imp) 32
- Bushel (imperial)s bu (imp) 0.125
- Cubic inches in³ 277.419 432 792
- Cubic feet ft³ 0.160 543 653 236
- Cubic yards yd³ 0.005 946 061 230 96
- Acre-foots ac·ft 0.000 003 685 575 143 16
- Board foots FBM 1.926 523 838 83
- Cords cd 0.001 254 247 290 91
- Drop (metric)s gt 90 921.8
Every row is Gallon (imperial) (gal (imp)) converted through the cubic meter, in exact rational arithmetic.
How to convert gallon (imperial)s to milliliters
Multiply the number of gallon (imperial)s by 4546.09 to get milliliters.
The exact factor is 4546.09 — as a fraction, 454609/100.
Gallon (imperial): Exactly 4.546 09 L — the volume of 10 lb of water at 62 °F.
Gallon (imperial) to Milliliter conversion table
| Gallon (imperial)s (gal (imp)) | Milliliters (mL) |
|---|---|
| 1 gal (imp) | 4546.09 |
| 2 gal (imp) | 9092.18 |
| 3 gal (imp) | 13 638.27 |
| 5 gal (imp) | 22 730.45 |
| 10 gal (imp) | 45 460.9 |
| 20 gal (imp) | 90 921.8 |
| 25 gal (imp) | 113 652.25 |
| 50 gal (imp) | 227 304.5 |
| 100 gal (imp) | 454 609 |
| 250 gal (imp) | 1 136 522.5 |
| 500 gal (imp) | 2 273 045 |
| 1000 gal (imp) | 4 546 090 |
Milliliter to Gallon (imperial) conversion table
| Milliliters (mL) | Gallon (imperial)s (gal (imp)) |
|---|---|
| 1 mL | 0.000 219 969 25 |
| 2 mL | 0.000 439 938 5 |
| 3 mL | 0.000 659 907 74 |
| 5 mL | 0.001 099 846 2 |
| 10 mL | 0.002 199 692 5 |
| 20 mL | 0.004 399 385 |
| 25 mL | 0.005 499 231 2 |
| 50 mL | 0.010 998 462 |
| 100 mL | 0.021 996 925 |
| 250 mL | 0.054 992 312 |
| 500 mL | 0.109 984 62 |
| 1000 mL | 0.219 969 25 |
Frequently asked
How many milliliters are in a gallon (imperial)?
One gallon (imperial) equals 4546.09 milliliters (gal (imp) → mL). That figure is exact, not rounded.
How do you convert gallon (imperial)s to milliliters?
Multiply the number of gallon (imperial)s by 4546.09 to get milliliters.
What is 1 mL in gallon (imperial)s?
One milliliter is 0.0002199692483 gallon (imperial)s.
What is 10 gal (imp) in mL?
10 gal (imp) = 45 460.9 mL.
What exactly is a gallon (imperial)?
Exactly 4.546 09 L — the volume of 10 lb of water at 62 °F.