Specs
| Dial | Going from espresso to filter takes one to two revolutions. Zero is set with a set screw 1:34 16:46 |
| Scale | Accurate to about 0.1 g after 2 or 3 doses 8:40 |
Starting settings
There are no grind numbers yet. Daddy Got Coffee purges 3 g after the grinder has sat idle or after a grind change 9:41.
| Method | Setting | Context | Confidence | By | Source |
|---|---|---|---|---|---|
| Espresso | 18 g by weight (dose target) | Grind-by-weight auto stop on the double setting. No grind number given | approx | DGC | 3:07 |
| Other | single setting turned to 3 g as a purge | Purge after idle time or a grind change, before the main dose | approx | DGC | 9:41 |
Cup profile
- Clear, bright espresso with good separation and a slightly lighter body. Filter is good too 1:34.
Strengths
- Grinds by weight, and retention is low for an on-demand grinder at about 1.5 to 2 g 9:11.
Weaknesses
Verdict
2025: impressive value if you rarely switch methods 1:34.
Sources
- Daddy Got Coffee: The Best All-Around Grinder Under $1000: Eureka Libra 65 AP (2025-07-19)
Summarised in our own words from the creators' videos, with every point linked to the moment it comes from. Notchbook isn't affiliated with or endorsed by any of these creators, so please watch the originals for full context. Sources
Dialling in from here
- Sour, thin or fast? Grind finer. Why coffee tastes sour
- Bitter, dry or slow? Grind coarser. Why coffee tastes bitter
- Espresso: how to dial in. Filter: pour-over grind size.
Compare with other grinders in the grind size chart, or see every grinder.
Notchbook is a free app that remembers the setting that worked on your Eureka Mignon Libra 65 AP for each coffee and brew method, and keeps a journal of every brew. Get it free on Google Play. The iPhone app is coming soon. More about Notchbook.