9 Ounces to Cups

9 fl oz = 1.125 cup

Calculation: cup = 9 fl oz × 0.125 = 1.125 cup

Ounce to Cup Converter

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How much is 9 fl oz?

266 mL (9.0 fl oz) is about a standard beer can (330-355 mL / 12 fl oz).

What does 9 fl oz look like?

Illustration of a beer can
266 mL (9.0 fl oz) is about a standard beer can (330-355 mL / 12 fl oz).

9 fl oz on the cup scale

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9 fl oz = 1.125 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: 9 fl oz × 18 = 1 18 cup

Reverse Conversion

To convert cups back to ounces:

  • Remember, 1 cup equals 8 ounces.
  • To convert 1 18 cup to fl oz, multiply 1 18 x 8, resulting in 9 fl oz.

9 fl oz is also equal to:

Frequently Asked Questions

How much is 9 ounces in cups?

9 ounces equals 1.125 cups. This is calculated by multiplying 9 by the conversion factor 0.125.

What does 9 ounces look like in cups?

9 ounces (1.125 cups) is between a cup and a pint — a standard drinking glass.

How do you calculate 9 ounces to cups?

Multiply 9 by the conversion factor 0.125. The calculation is 9 × 0.125 = 1.125 cups. This factor is defined by international measurement standards.

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9 ounces = 1.125 cups
9 ounces = 1.125 cups — conversion chart

Nearby Conversions

1 ounce0.125 cups 3 ounces0.375 cups 5 ounces0.625 cups 7 ounces0.875 cups 11 ounces1.375 cups 13 ounces1.625 cups 15 ounces1.875 cups 17 ounces2.125 cups 19 ounces2.375 cups 21 ounces2.625 cups 23 ounces2.875 cups 25 ounces3.125 cups 27 ounces3.375 cups 29 ounces3.625 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.