Fluid Ounces to Imperial Gallons Converter
Quick answer: To convert Fluid Ounces to Imperial Gallons, multiply by 0.006505267. For example, 10 fl oz is 0.06505267 imp gal. One us fluid ounce equals 0.006505267 imp gal.
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Use the Fluid Ounces to Imperial Gallons Converter
Fluid Ounces to Imperial Gallons formula and what each symbol means
imp gal = fl oz × 0.006505267
| Symbol | Meaning |
|---|---|
| fl oz | US fluid ounce |
| imp gal | Imperial gallon |
Fluid Ounces to Imperial Gallons examples
1 fl oz
1 fl oz × 0.006505267 = 0.006505267 imp gal.
10 fl oz
10 fl oz × 0.006505267 = 0.06505267 imp gal.
100 fl oz
100 fl oz × 0.006505267 = 0.6505267 imp gal.
Fluid Ounces compared with Imperial Gallons
One imp gal is 153.7 times as large as one fl oz, so your number gets smaller when you convert Fluid Ounces to Imperial Gallons and bigger when you convert back. If the answer is not smaller than what you typed, you multiplied instead of dividing.
About Fluid Ounces and Imperial Gallons
US fluid ounce (fl oz): The US fluid ounce, exactly 29.5735295625 millilitres. Imperial gallon (imp gal): The imperial (UK) gallon, exactly 4.54609 litres.
Where Fluid Ounces to Imperial Gallons conversions are used
Tanks, pools and shipping containers are specified in cubic metres or cubic feet. Cooking and baking move between millilitres, cups, tablespoons and fluid ounces.
How to calculate Fluid Ounces to Imperial Gallons step by step
- Enter the value in fl oz (the starting unit).
- Multiply by 0.006505267, because 1 fl oz = 0.006505267 imp gal.
- The product is the value in imp gal. To go back, divide by 0.006505267 or multiply by 153.7216.
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How to read your Fluid Ounces to Imperial Gallons result
Quick estimate: multiply by about 0.0065 to get Imperial Gallons from Fluid Ounces; this is within 0.1% of the exact factor. US and imperial volume units differ, so always check which gallon, pint or fluid ounce you mean.
| FLUID OUNCES | IMPERIAL GALLONS |
|---|---|
| 1 | 0.006505267 |
| 2 | 0.01301053 |
| 5 | 0.03252634 |
| 10 | 0.06505267 |
| 20 | 0.1301053 |
| 50 | 0.3252634 |
| 100 | 0.6505267 |
| 1,000 | 6.505267 |
Imperial Gallons to Fluid Ounces: quick table
| IMPERIAL GALLONS | FLUID OUNCES |
|---|---|
| 1 | 153.7216 |
| 5 | 768.608 |
| 10 | 1,537.216 |
| 25 | 3,843.04 |
| 50 | 7,686.08 |
| 100 | 15,372.16 |
| 250 | 38,430.4 |
| 500 | 76,860.8 |
Common mistakes when calculating Fluid Ounces to Imperial Gallons
- Mixing liquid and dry measures: a US dry quart is not the same size as a US liquid quart.
- Dividing when you should multiply: from fl oz to imp gal multiply by 0.006505267; from imp gal to fl oz divide by 0.006505267.
Fluid Ounces to Imperial Gallons FAQ
How many imp gal are in 1 fl oz?
1 fl oz equals 0.006505267 imp gal.
How many fl oz are in 1 imp gal?
1 imp gal equals 153.7216 fl oz.
Is 1 fl oz = 0.006505267 imp gal an exact conversion?
Yes. The us fluid ounce and the imperial gallon are both defined exactly in SI terms, so the ratio has no measurement uncertainty; 0.006505267 is just that ratio shown to 7 significant figures.
What is an uS fluid ounce (fl oz)?
The US fluid ounce, exactly 29.5735295625 millilitres.
How can I estimate Fluid Ounces to Imperial Gallons in my head?
Quick estimate: multiply by about 0.0065 to get Imperial Gallons from Fluid Ounces; this is within 0.1% of the exact factor.
What is 7 fl oz in Imperial Gallons?
7 fl oz = 0.04553687 imp gal (since 7 × 0.006505267).
What is 40 fl oz in Imperial Gallons?
40 fl oz = 0.2602107 imp gal (since 40 × 0.006505267).
What is 200 fl oz in Imperial Gallons?
200 fl oz = 1.301053 imp gal (since 200 × 0.006505267).
How many decimals should I keep when converting fl oz to imp gal?
Match the precision of your original measurement. For example, 0.06505267 imp gal rounds to 0.0651 imp gal at 3 significant figures; keep more digits only for engineering or scientific work.
More in Volume converters
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Method, review and disclaimer
Edited by: Hemant Kumar and Anjita Rai, founders of ToolsVault (SEO and content professional, not a licensed adviser). Method: this tool runs in your browser using the formula shown on this page; the numbers you enter are not sent to our servers. Sources: NIST SP 811, Appendix B.8: conversion factors, NIST Handbook 44, Appendix C: units and systems of measurement