Convert US customary cups (cup (US)) to imperial pecks (pk (UK)).
Volume converter
Instant conversion
Edit either value. Decimals and scientific notation supported.
1
cup (US)
esc
LitreL
MillilitremL
Cubic metrem³
Cubic centimetrecm³
Cubic footft³
Cubic inchin³
US liquid gallongal (US)
Imperial gallongal (UK)
US fluid ouncefl oz (US)
Imperial fluid ouncefl oz (UK)
US customary cupcup (US)
Metric cupcup (metric)
US liquid pintpt (US)
US liquid quartqt (US)
Imperial pintpt (UK)
Imperial quartqt (UK)
US customary teaspoontsp (US)
US customary tablespoontbsp (US)
Metric teaspoon (5 mL)tsp (metric)
Metric tablespoon (15 mL)tbsp (metric)
Cubic yardyd³
Imperial gillgi (UK)
Imperial peckpk (UK)
Imperial bushelbu (UK)
Imperial fluid drachmfl dr (UK)
Imperial minimminim (UK)
No units found. Try a name or symbol.
0.02602106827
pk (UK)
esc
LitreL
MillilitremL
Cubic metrem³
Cubic centimetrecm³
Cubic footft³
Cubic inchin³
US liquid gallongal (US)
Imperial gallongal (UK)
US fluid ouncefl oz (US)
Imperial fluid ouncefl oz (UK)
US customary cupcup (US)
Metric cupcup (metric)
US liquid pintpt (US)
US liquid quartqt (US)
Imperial pintpt (UK)
Imperial quartqt (UK)
US customary teaspoontsp (US)
US customary tablespoontbsp (US)
Metric teaspoon (5 mL)tsp (metric)
Metric tablespoon (15 mL)tbsp (metric)
Cubic yardyd³
Imperial gillgi (UK)
Imperial peckpk (UK)
Imperial bushelbu (UK)
Imperial fluid drachmfl dr (UK)
Imperial minimminim (UK)
No units found. Try a name or symbol.
CONVERSION
1 cup (US) ≈ 0.02602106827 pk (UK)
6 significant figures
10 significant figures
15 significant figures
Precision changes displayed rounding, not calculation accuracy.
FORMULApk (UK) = cup (US) × 0.0260210682696559
FORMULA & EXAMPLES
How to convert US customary cups to imperial pecks
pk (UK) = cup (US) × 0.0260210682696559
Multiply the cup (US) reading by 0.0260210682696559.
Worked examples
1 cup (US) ≈ 0.02602106827 pk (UK)
1 × 0.0260210682696559 ≈ 0.02602106827
16 cup (US) ≈ 0.4163370923 pk (UK)
16 × 0.0260210682696559 ≈ 0.4163370923
Frequently asked questions
Why do UK and US capacity readings differ?
The Imperial gallon is 4.54609 L, while the US liquid gallon is 3.785411784 L. Each system has 8 pints and 4 quarts per gallon. An Imperial gallon contains 160 Imperial fluid ounces; a US gallon contains 128 US fluid ounces.
US customary cups to imperial pecks table
Fixed reference · US customary cup to Imperial peck
Reference values use this page’s named pair and default context. Calculator precision and font settings do not change this table.
US customary cup (cup (US))
Imperial peck (pk (UK))
0
0
0.1
0.002602106827
0.5
0.01301053413
1
0.02602106827
2
0.05204213654
5
0.1301053413
10
0.2602106827
25
0.6505267067
50
1.301053413
100
2.602106827
1000
26.02106827
Table results use 10 significant figures; decimal formula coefficients use up to 15. Calculations use the unit definitions before rounding. Extra digits do not improve measurement accuracy.