Cup (UK) to Peck (UK) Converter

Volume Converter

40 units available

Decimals:

From

To

0.03125

1 cup (UK) = 0.03125 pk (UK)

Formula:

pk (UK) = cup (UK) × 0.03125

With your value: 1 cup (UK) = 0.03125 pk (UK)

How big is that?

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

Milk carton (1/2.8e+2 your value)0.00352 cup (UK)

Kitchen bucket (1/28 your value)0.0352 cup (UK)

Car fuel tank (1/5.7 your value)0.176 cup (UK)

Bathtub (1/1.4 your value)0.704 cup (UK)

Your value1.00 cup (UK)

Hot tub (5.3× your value)5.28 cup (UK)

Other Cup (UK) to Peck (UK) conversions

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

Cup (UK) to Peck (UK) Conversion Table

Cup (UK) (cup (UK))	Peck (UK) (pk (UK))
0.5	0.015625
1	0.03125
2	0.0625
5	0.15625
10	0.3125
15	0.46875
20	0.625
25	0.78125
50	1.5625
100	3.125
250	7.8125
500	15.625
1000	31.25

Peck (UK) to Cup (UK) Conversion Table

Peck (UK) (pk (UK))	Cup (UK) (cup (UK))
0.5	16
1	32
2	64
5	160
10	320
15	480
20	640
25	800
50	1,600
100	3,200
250	8,000
500	16,000
1000	32,000

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 (UK) (cup (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

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 (UK) to Peck (UK)

To convert from Cup (UK) (cup (UK)) to Peck (UK) (pk (UK)), multiply the value by 0.03125.

Formula: pk (UK) = cup (UK) × 0.03125

Reverse: cup (UK) = pk (UK) × 32

Step-by-Step Example

Start with your value in Cup (UK). For example: 5 cup (UK)
Multiply by the conversion factor: 5 x 0.03125
The result is: 0.15625 pk (UK)

About Cup (UK)

The cup (uk) (cup (UK)) is a unit of volume and capacity. One cup (uk) equals 0.284130625 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.

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 (UK)?

There are exactly 0.03125 Peck (UK) in 1 Cup (UK). This means the conversion factor from Cup (UK) to Peck (UK) is 0.03125.

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

The formula to convert Cup (UK) to Peck (UK) is: pk (UK) = cup (UK) × 0.03125. For example, to convert 10 Cup (UK) to Peck (UK), you would multiply 10 by 0.03125.

What is a Cup (UK)?