AmarillovsChallenger

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

Amarillo

Aroma

Alpha acid

7–11%

Beta acid

5.5–8%

Total oil

1–2.3 mL

United States

Challenger

Dual purpose

Alpha acid

6.5–9%

Beta acid

3–4.5%

Total oil

1–1.7 mL

United Kingdom

Key differences

When to pick Amarillo

  • Higher alpha acid - stronger bittering
  • Higher beta acid - smoother, longer-lasting bitterness
  • More myrcene - pronounced citrus and resinous notes
  • Aroma-focused - ideal for dry hopping
  • Richer, more complex aroma profile

When to pick Challenger

  • Versatile - works for both bittering and aroma

Aroma profile and use

No shared aromas - the varieties have divergent profiles.

Only in Amarillo

FloralSpicyTropicalCitrusOrangeLemonMelonApricotPeachGrapefruitDank

Only in Challenger

CedarGreenFruity

Property

PropertyAmarilloChallenger
Alpha acid7–11%6.5–9%
Beta acid5.5–8%3–4.5%
Co-humulone21–24%20–25%
Total oil1–2.3 mL1–1.7 mL
Myrcene40–70%30–42%
Humulene19–24%24–26%
Caryophyllene7–10%9–10%
Farnesene6–9%0–1%
OriginUnited StatesUnited Kingdom
PurposeAromaDual purpose

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