US Fluid Ounces to Imperial Fluid Ounces Converter

1 fl oz = 1.04084273079 imp fl oz. Type any value below for the exact imperial fluid ounces figure.

Measurement system: This conversion uses the US customary measure, not the Imperial/UK measure.

fl oz
1.04084273079imp fl oz

1 fl oz = 1.04084273079 imp fl oz

Conversion summary

1 fl oz = 1.04084273079 imp fl oz

Formula
Imperial Fluid Ounce = US Fluid Ounce × 1.04084273079
Category
Volume
Units
fl oz → imp fl oz

1 fl oz in other units

Values update with the converter above. Select a row to open that conversion's detailed page.

Metric

  • Cubic meter0.00002957353 m³
  • Liter0.02957353 L
  • Milliliter29.57353 mL
  • Deciliter0.2957353 dL
  • Centiliter2.957353 cL
  • Cubic centimeter29.57353 cm³

US / Imperial

  • Cubic foot0.001044379 ft³
  • Cubic inch1.804688 in³
  • US Gallon0.0078125 gal
  • US Quart0.03125 qt
  • Imperial Quart0.02602107 imp qt
  • Imperial Fluid Ounce1.040843 imp fl oz
  • US Pint0.0625 pt
  • Imperial Pint0.05204214 imp pt
  • Peck0.003356902 pk
  • Bushel0.0008392256 bu
  • Imperial Gallon0.006505267 imp gal
  • Barrel0.0001860119 bbl

Kitchen measures

  • Metric Tablespoon (15 mL)1.971569 tbsp
  • Metric Teaspoon (5 mL)5.914706 tsp
  • Turkish Water Glass0.1478676 glass

Traditional and regional

  • Kile0.0007992846 kile
  • Shinik0.003197138 shinik

How do you convert US fluid ounces to imperial fluid ounces?

To convert US fluid ounces to imperial fluid ounces, multiply the number of US fluid ounces by 1.04084273079. 1 fl oz = 1.04084 imp fl oz.

Conversion formula

Imperial Fluid Ounce = US Fluid Ounce × 1.04084273079

US Fluid Ounces to imperial fluid ounces conversion table

US Fluid Ounces (fl oz)Imperial Fluid Ounces (imp fl oz)
1 fl oz1.04084 imp fl oz
2 fl oz2.08169 imp fl oz
5 fl oz5.20421 imp fl oz
10 fl oz10.4084 imp fl oz
20 fl oz20.8169 imp fl oz
50 fl oz52.0421 imp fl oz

What is US Fluid Ounce?

US Fluid Ounce is a volume unit used for liquids, containers, storage and technical capacity calculations.

Short history of US Fluid Ounce

The US fluid ounce is 1/128 of a US gallon, about 29.57 ml; it is the usual unit for drinks and nutrition labels in the United States.

Open the US Fluid Ounce unit guide

What is Imperial Fluid Ounce?

Imperial Fluid Ounce is a volume unit used for liquids, containers, storage and technical capacity calculations.

Short history of Imperial Fluid Ounce

The imperial fluid ounce is 1/160 of an imperial gallon, about 28.41 ml — slightly smaller than the US fluid ounce.

Open the Imperial Fluid Ounce unit guide

Frequently asked questions

What is 1 US Fluid Ounce in Imperial Fluid Ounce?

1 fl oz = 1.04084273079 imp fl oz.

How do you convert US Fluid Ounce to Imperial Fluid Ounce?

To convert US fluid ounces to imperial fluid ounces, multiply the number of US fluid ounces by 1.04084273079. 1 fl oz = 1.04084 imp fl oz.

Frequently asked questions

How many imperial fluid ounces are in 1 US fluid ounce?

1 fl oz = 1.04084 imp fl oz.

How do you convert US fluid ounces to imperial fluid ounces?

To convert US fluid ounces to imperial fluid ounces, multiply the number of US fluid ounces by 1.04084273079. 1 fl oz = 1.04084 imp fl oz.

How many US fluid ounces are in 1 imperial fluid ounce?

1 imp fl oz = 0.96076 fl oz.

Sources

  1. BIPM: The International System of Units (SI Brochure)
  2. NIST: Guide to the SI: Units Outside the SI
  3. NIST: Guide to the SI: Volume Conversion Factors
  4. NIST: Guide for the Use of the International System of Units

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