ExactConverter

Kitchen conversion

8 oz butter to cups

1 cup

8 ounces of butter = 1 US cups of butter. Exact factor: cups = oz × 28.349523125 ÷ 227.

Live converter

Edit either field — the other updates instantly. Type decimal values like 38.4.

The formula

cups = oz × 28.349523125 ÷ 227

Worked example: 8 × 0.1248877671 = 1 cup.

Values near 8 oz butter

oz butter cups
4 0.5
5 0.62
6 0.75
8this page 1
10 1.25
12 1.5
16 2

Frequently asked

How do you convert ounces of butter to US cups of butter?

Apply the formula cups = oz × 28.349523125 ÷ 227. Enter any value in the live converter above and the result updates as you type.

What is 8 oz butter in cups?

8 oz butter equals 1 cup. The reference table below shows the values immediately around 8 oz butter.

Is this conversion exact?

Kitchen yields are practical averages, not definitions — Measured solid, one US cup of butter weighs 227 g. One US cup is two sticks: 8 oz, 227 g. Butter is the one ingredient where the wrapper markings are reliable.