Cup (US) to Peck (UK) Converter

Volume Converter

40 units available

Decimals:

From

To

0.026021

1 cup = 0.026021 pk (UK)

Formula:

pk (UK) = cup × 0.0260210683

With your value: 1 cup = 0.02602107 pk (UK)

How big is that?

Everyday references on a logarithmic scale, all expressed in cup (us) so you can sanity-check the result.

Milk carton (1/2.4e+2 your value)0.00423 cup

Kitchen bucket (1/24 your value)0.0423 cup

Car fuel tank (1/4.7 your value)0.211 cup

Bathtub (1/1.2 your value)0.845 cup

Your value1.00 cup

Hot tub (6.3× your value)6.34 cup

Other Cup (US) to Peck (UK) conversions

2 cup to pk (UK)3 cup to pk (UK)4 cup to pk (UK)5 cup to pk (UK)6 cup to pk (UK)7 cup to pk (UK)8 cup to pk (UK)

Cup (US) to Peck (UK) Conversion Table

Cup (US) (cup)	Peck (UK) (pk (UK))
0.5	0.013011
1	0.026021
2	0.052042
5	0.130105
10	0.260211
15	0.390316
20	0.520421
25	0.650527
50	1.301053
100	2.602107
250	6.505267
500	13.010534
1000	26.021068

Peck (UK) to Cup (US) Conversion Table

Peck (UK) (pk (UK))	Cup (US) (cup)
0.5	19.215199
1	38.430398
2	76.860795
5	192.151988
10	384.303976
15	576.455964
20	768.607952
25	960.75994
50	1,921.519881
100	3,843.039762
250	9,607.599404
500	19,215.198808
1000	38,430.397616

Where these values come from

Every factor on this page is traced to the document that defines it. See the full provenance dataset or our methodology.

Cup (US) (cup)

Volume

Exact conversion

Derived from the cubic metre. The litre is exactly 10⁻³ m³; US and imperial capacity units are exact multiples fixed by statute.

Source: NIST Special Publication 811, Guide for the Use of the International System of Units

National Institute of Standards and Technology (US) · Reviewed 2026-07-01

Peck (UK) (pk (UK))

Volume

Exact conversion

Derived from the cubic metre. The litre is exactly 10⁻³ m³; US and imperial capacity units are exact multiples fixed by statute.

Source: NIST Special Publication 811, Guide for the Use of the International System of Units

National Institute of Standards and Technology (US) · Reviewed 2026-07-01

How to Convert Cup (US) to Peck (UK)

To convert from Cup (US) (cup) to Peck (UK) (pk (UK)), multiply the value by 0.0260210683.

Formula: pk (UK) = cup × 0.0260210683

Reverse: cup = pk (UK) × 38.4303976162

Step-by-Step Example

Start with your value in Cup (US). For example: 5 cup
Multiply by the conversion factor: 5 x 0.0260210683
The result is: 0.130105 pk (UK)

About Cup (US)

The US cup equals approximately 236.6 mL and is a standard cooking measurement in the United States.

Common uses: baking, cooking, recipes.

About Peck (UK)

The peck (uk) (pk (UK)) is a unit of volume and capacity. One peck (uk) equals 9.09218 litres. UnitConvertLab converts it against every other volume unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.

Common uses: volume calculations, engineering and science, education.

Frequently Asked Questions

How many Peck (UK) are in 1 Cup (US)?

There are exactly 0.0260210683 Peck (UK) in 1 Cup (US). This means the conversion factor from Cup (US) to Peck (UK) is 0.0260210683.

What is the formula to convert Cup (US) to Peck (UK)?

The formula to convert Cup (US) to Peck (UK) is: pk (UK) = cup × 0.0260210683. For example, to convert 10 Cup (US) to Peck (UK), you would multiply 10 by 0.0260210683.

What is a Cup (US)?