1.8 Ounces to Cups

1.8 fl oz = 0.225 cup

Calculation: cup = 1.8 fl oz × 0.125 = 0.225 cup

Ounce to Cup Converter

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How much is 1.8 fl oz?

53 mL (1.8 fl oz) is about a demitasse cup, often used for espresso or Turkish coffee.

What does 1.8 fl oz look like?

Illustration of a demitasse cup
53 mL (1.8 fl oz) is about a demitasse cup, often used for espresso or Turkish coffee.

1.8 fl oz on the cup scale

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1.8 fl oz = 0.225 cup

Did you know? Double espresso is 60 mL.

A doppio (double espresso) is about 60 mL (2 fl oz). A single espresso is 25-30 mL.

How to Convert Ounce to Cup

1 ounce = 18 cups

Cup = Ounce × 18

Example: 1.8 fl oz × 18 = 0.225 cup

Reverse Conversion

To convert cups back to ounces:

  • Remember, 1 cup equals 8 ounces.
  • To convert 0.225 cup to fl oz, multiply 0.225 x 8, resulting in 1.8 fl oz.

1.8 fl oz is also equal to:

Frequently Asked Questions

How much is 1.8 ounces in cups?

1.8 ounces equals 0.225 cups. This is calculated by multiplying 1.8 by the conversion factor 0.125.

What does 1.8 ounces look like in cups?

1.8 ounces (0.225 cups) is a shot glass or a few tablespoons.

How do you calculate 1.8 ounces to cups?

Multiply 1.8 by the conversion factor 0.125. The calculation is 1.8 × 0.125 = 0.225 cups. This factor is defined by international measurement standards.

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1.8 ounces = 0.225 cups
1.8 ounces = 0.225 cups — conversion chart

Nearby Conversions

0.8 ounces0.1 cups 2.8 ounces0.35 cups 3.8 ounces0.475 cups 4.8 ounces0.6 cups 5.8 ounces0.725 cups 6.8 ounces0.85 cups 7.8 ounces0.975 cups 8.8 ounces1.1 cups 9.8 ounces1.225 cups 10.8 ounces1.35 cups 11.8 ounces1.475 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.