8.1 Ounces to Cups

8.1 fl oz = 1.0125 cup

Calculation: cup = 8.1 fl oz × 0.125 = 1.0125 cup

Ounce to Cup Converter

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How much is 8.1 fl oz?

240 mL (8.1 fl oz) is about a rocks glass (old-fashioned glass) used for cocktails.

What does 8.1 fl oz look like?

Illustration of a rocks glass
240 mL (8.1 fl oz) is about a rocks glass (old-fashioned glass) used for cocktails.

8.1 fl oz on the cup scale

fl oz0246810cup00.20.40.60.811.2

8.1 fl oz = 1.013 cup

Did you know? One US cup is 240 mL.

1 US cup = 240 mL = 8 fl oz. The metric cup used in Australia and NZ is 250 mL.

How to Convert Ounce to Cup

1 ounce = 18 cups

Cup = Ounce × 18

Example: 8.1 fl oz × 18 = 1.0125 cup

Reverse Conversion

To convert cups back to ounces:

  • Remember, 1 cup equals 8 ounces.
  • To convert 1.0125 cup to fl oz, multiply 1.0125 x 8, resulting in 8.1 fl oz.

8.1 fl oz is also equal to:

  • 239.55 milliliter
  • 0.23955 liter
  • 0.50625 pint
  • 0.25313 quart

Frequently Asked Questions

How much is 8.1 ounces in cups?

8.1 ounces equals 1.0125 cups. This is calculated by multiplying 8.1 by the conversion factor 0.125.

What does 8.1 ounces look like in cups?

8.1 ounces (1.0125 cups) is exactly 1 US cup — the standard measuring cup used in American recipes.

How do you calculate 8.1 ounces to cups?

Multiply 8.1 by the conversion factor 0.125. The calculation is 8.1 × 0.125 = 1.0125 cups. This factor is defined by international measurement standards.

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8.1 ounces = 1.0125 cups
8.1 ounces = 1.0125 cups — conversion chart

Nearby Conversions

0.1 ounces0.0125 cups 2.1 ounces0.2625 cups 4.1 ounces0.5125 cups 6.1 ounces0.7625 cups 10.1 ounces1.263 cups 12.1 ounces1.513 cups 14.1 ounces1.763 cups 16.1 ounces2.013 cups 18.1 ounces2.263 cups 20.1 ounces2.513 cups 22.1 ounces2.763 cups 24.1 ounces3.013 cups 26.1 ounces3.263 cups 28.1 ounces3.513 cups

For general conversions between ounces and cups, see the ounces to cups converter.

Also convert Ounces to:

Conversion factors verified against NIST, BIPM, ISO 80000-3 1 US gallon = 3.785411784 L (exact, US customary). Last reviewed: March 2026
Adilson Fernandes By Adilson Fernandes
Tiago Fernandes Reviewed by Tiago Fernandes

All unit conversions on CoolConversion use conversion factors defined or documented by internationally recognised standards bodies (such as ISO and NIST), including both SI and non-SI units.