Idaho 7vsMagnum (GR)

Idaho 7 (aroma) and Magnum (GR) (bittering) serve different purposes. Comparing acids, aromas and character helps pick the right hop.

Idaho 7

Aroma

Alpha acid

9.5–14.9%

Beta acid

3.5–5%

Total oil

1–2 mL

United States

Magnum (GR)

Bittering

Alpha acid

11–16%

Beta acid

4.5–7%

Total oil

1.6–2.6 mL

Germany

Key differences

When to pick Idaho 7

  • More myrcene - pronounced citrus and resinous notes
  • Aroma-focused - ideal for dry hopping
  • Richer, more complex aroma profile

When to pick Magnum (GR)

  • Higher alpha acid - stronger bittering
  • More essential oils - more intense aroma
  • Higher beta acid - smoother, longer-lasting bitterness
  • Bittering workhorse - efficient in the mash

Aroma profile and use

Shared aromas

Black currantCitrusFloralBlack currant

Only in Idaho 7

TropicalApricotOrangeGrapefruitPapayaResinPineEarthy

Only in Magnum (GR)

AppleCleanCleanFruity

Property

PropertyIdaho 7Magnum (GR)
Alpha acid9.5–14.9%11–16%
Beta acid3.5–5%4.5–7%
Co-humulone30–40%21–29%
Total oil1–2 mL1.6–2.6 mL
Myrcene45–55%30–45%
Humulene10–20%30–45%
Caryophyllene6–10%8–12%
Farnesene0–1%0–1%
OriginUnited StatesGermany
PurposeAromaBittering

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