Aurum
Alpha acid
3.5–5.7%
Beta acid
3.1%
Total oil
0.5–1.7 mL
Germany
Zeus
Alpha acid
13–17.5%
Beta acid
4–6.5%
Total oil
2.4–4.5 mL
United States
Key differences
When to pick Aurum
- Aroma-focused - ideal for dry hopping
- Richer, more complex aroma profile
When to pick Zeus
- 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
No shared aromas - the varieties have divergent profiles.
Only in Aurum
SpicyFruityFloralMildHerbalEarthyCitrusNoble
Only in Zeus
Black currantLicoriceCurryPungent
Property
| Property | Aurum | Zeus |
|---|---|---|
| Alpha acid | 3.5–5.7% | 13–17.5% |
| Beta acid | 3.1% | 4–6.5% |
| Co-humulone | 20–23% | 28–40% |
| Total oil | 0.5–1.7 mL | 2.4–4.5 mL |
| Myrcene | - | 45–60% |
| Humulene | - | 9–18% |
| Caryophyllene | - | 6–11% |
| Farnesene | - | 0–1% |
| Origin | Germany | United States |
| Purpose | Aroma | Bittering |