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Ounces to US Cups (Butter) Converter

Convert ounces (avoirdupois) (oz) to US cups (cup) for butter, with the formula, a conversion table and exact factors.

Change the values and press Calculate to work out your own figures.

Enter an amount, choose its measure and the one you want, and pick the type. Spoons and cups convert to weight using the cited weight per cup.

About amountThe quantity to convert. Fractions such as 3/4 or 1 1/2 are accepted.
About toUnit you want. Swap exchanges the two units.
About ingredientWeight per cup differs by ingredient and by how it is measured; each option names the assumption used.
Result
Converted amount
0.124888 cup
Density used
0.959473 g/mL (USDA FDC 173410, 1 cup = 227 g)

1 ounces (avoirdupois) of butter = 0.124888 US cups. Weights for cups and spoons vary with how the ingredient is measured, so treat this as a close estimate.

Show the the same amount in other volume units (17 rows)
The same amount in other volume units
UnitAmount
US teaspoons5.99461
US tablespoons1.9982
US fluid ounces0.999102
US liquid pints0.0624439
US liquid quarts0.0312219
US gallons0.00780549
US nutrition-label fluid ounces0.984899
US nutrition-label cups0.123112
milliliters29.547
liters0.029547
metric teaspoons5.9094
metric tablespoons1.9698
metric cups0.118188
imperial fluid ounces1.03991
imperial pints0.0519954
imperial quarts0.0259977
imperial gallons0.00649943
Show the working
  1. 1 oz = 28.349523125 g
  2. ÷ 0.959473 g/mL (USDA FDC 173410, 1 cup = 227 g) = 29.5469765716 mL
  3. = 0.12488776707 cup

How to convert ounces to us cups

1 oz = 0.124888 cup, so multiply by 0.124888 to go from ounces (avoirdupois) to US cups of butter. Going the other way, 1 cup = 8.00719 oz.

cup = oz × 0.124888
oz = cup × 8.00719

Cups and spoons convert to weight using the weight per cup for butter shown in the result; how the ingredient is measured (spooned, packed, sifted) changes it.

Worked example:

5 oz = 141.747615625 g
÷ 0.959473 g/mL (USDA FDC 173410, 1 cup = 227 g) = 147.734882858 mL
= 0.624438835352 cup

Ounces to us cups table

OuncesUS Cups
1 oz0.124888 cup
2 oz0.249776 cup
3 oz0.374663 cup
4 oz0.499551 cup
5 oz0.624439 cup
6 oz0.749327 cup
7 oz0.874214 cup
8 oz0.999102 cup
9 oz1.12399 cup
10 oz1.24888 cup
15 oz1.87332 cup
20 oz2.49776 cup
25 oz3.12219 cup
30 oz3.74663 cup
40 oz4.99551 cup
50 oz6.24439 cup
75 oz9.36658 cup
100 oz12.4888 cup
250 oz31.2219 cup
500 oz62.4439 cup
1000 oz124.888 cup

About the units

Ounces (oz)
Ounces (avoirdupois), a US customary unit. Definition: NIST Handbook 44 Appendix C (US customary units; US gallon = 231 in³).
US Cups (cup)
US cups, a US customary unit. Definition: NIST Handbook 44 Appendix C (US customary units; US gallon = 231 in³).

Formula version 0.1.0Reviewed