- Per person: Totals and rates ÷ 2: an even split (Bean Conqueror doesn't record who brewed).
- Household: Everyone's brews together.
Findings
- brew 16 bags
- brew 24 bags
- Slowest: Flower Child Ernedis Rodriguez - Sidra: 5 brews
- Right on brew 1: 6 of 12 bags
- Weekdays: 0.38
- Weekends: 0.42
- Brews per day.
- Thermal shock8 bags
- Red fruits3 bags
- Rift Valley Coffee Caucus #03757194 days off roast
- Nueva Alianza Sidra #4736191 days off roast
- At 102g/day. Bought 43.3kg vs brewed 28.4kg in this period.
- Gicherori Washed$4.93
- Wachile Garse Natural$4.32
- Shoebox, H&S and Big Sur. Rising: Ceto, 13 of your last 117 bags (7 of 213 before).
$/100g, On hand and Top roasters count whole bags: the water filter doesn't apply.
This page tests 14 findings: by chance alone, about 1 would earn Likely.
Myth busters
No clear link between rest and rating yet
r = -0.01 ± 0.23 Rest days and rating line up at r = -0.01; with brew number held fixed, r = -0.01. Most brews rested 27–50 days; outside that it can't say. 77 brews · DataYour brew variables barely move the rating
|r| ≤ 0.06 Ratio, dose, bloom, time and A4Z (Femobook) grind all stay within |r| ≤ 0.06 of your rating, within a bag, each give or take 0.24 at most. 77 brews · DataWhat if…
Whole bags: the water filter doesn't apply.
Too early to tell
- Taste9 bags
Sey 2026 Bukeye; Gaharo Hill - Burundi trails like coffees by 2.8
Not yet enough to rule out chance.
75% there About 3 more bags would settle it. - Taste6 bags
Washed coffees rate 0.9 lower
With 2 process groups compared, one usually stands out by chance.
55% there About 5 more bags would settle it. - Dial-in12 bags
Alpha Switch is right on brew 1; V60 settles by brew 2
Not yet enough to rule out chance.
41% there - Taste3 bags
Luminous bags rate 0.9 higher
With 2 roaster groups compared, one usually stands out by chance.
38% there About 5 more bags would settle it. - Taste3 bags
Co-ferment / Infused coffees rate 0.9 higher
With 2 process groups compared, one usually stands out by chance.
38% there About 5 more bags would settle it. - Taste7 bags
Colombia coffees rate 0.7 higher
With 2 origin groups compared, one usually stands out by chance.
39% there About 11 more bags would settle it. - Taste3 bags
Flower Child bags rate 0.7 lower
With 2 roaster groups compared, one usually stands out by chance.
25% there Too small a difference to settle with your data. - Dial-in120 bags
Lotus - Ultralight Mg + K (880mL) is right on brew 1; Lotus - Reddit Bright and Juicy mod (900mL) settles by brew 3
Not yet enough to rule out chance.
1% there