PilotvsDelta

Pilot (bittering) and Delta (aroma) serve different purposes. Comparing acids, aromas and character helps pick the right hop.

Pilot

Bittering

Alpha acid

8–11.5%

Beta acid

3.3–5%

Total oil

0.8–1.5 mL

United Kingdom

Delta

Aroma

Alpha acid

5.5–7%

Beta acid

5.5–7%

Total oil

0.5–1.1 mL

United States

Key differences

When to pick Pilot

  • Higher alpha acid - stronger bittering
  • More essential oils - more intense aroma
  • More myrcene - pronounced citrus and resinous notes
  • Bittering workhorse - efficient in the mash

When to pick Delta

  • Higher beta acid - smoother, longer-lasting bitterness
  • Aroma-focused - ideal for dry hopping

Aroma profile and use

Shared aromas

Spicy

Only in Pilot

LemonMarmalade

Only in Delta

CitrusMelon

Property

PropertyPilotDelta
Alpha acid8–11.5%5.5–7%
Beta acid3.3–5%5.5–7%
Co-humulone28–37%22–24%
Total oil0.8–1.5 mL0.5–1.1 mL
Myrcene35–40%25–40%
Humulene3–6%25–35%
Caryophyllene-9–15%
Farnesene0–1%0–1%
OriginUnited KingdomUnited States
PurposeBitteringAroma

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