DeltavsCalypso

Delta (aroma) and Calypso (dual purpose) serve different purposes. Comparing acids, aromas and character helps pick the right hop.

Delta

Aroma

Alpha acid

5.5–7%

Beta acid

5.5–7%

Total oil

0.5–1.1 mL

United States

Calypso

Dual purpose

Alpha acid

12–16%

Beta acid

5–6%

Total oil

1.5–2.5 mL

United States

Key differences

When to pick Delta

  • Aroma-focused - ideal for dry hopping

When to pick Calypso

  • Higher alpha acid - stronger bittering
  • More essential oils - more intense aroma
  • More myrcene - pronounced citrus and resinous notes
  • Versatile - works for both bittering and aroma
  • Richer, more complex aroma profile

Aroma profile and use

Shared aromas

Citrus

Only in Delta

MelonSpicy

Only in Calypso

FruityApplePearStone fruitLimePeach

Property

PropertyDeltaCalypso
Alpha acid5.5–7%12–16%
Beta acid5.5–7%5–6%
Co-humulone22–24%38–42%
Total oil0.5–1.1 mL1.5–2.5 mL
Myrcene25–40%30–45%
Humulene25–35%20–35%
Caryophyllene9–15%9–15%
Farnesene0–1%0–1%
OriginUnited StatesUnited States
PurposeAromaDual purpose

Related comparisons