Select two origins using the dropdowns above or click "+ Compare" on any card in the catalog to generate a side-by-side analytical comparison.
Curated Comparisons:
Module I: Processing Methods & Post-Harvest Transformation
1.1 Washed (Wet Process)
Full Depulping: Fruit skin and mucilage mechanically scrubbed from the bean within 24 hours of harvest. The bean is then fermented in water tanks for 12–36 hours and washed clean.
Cup Character: Produces the cleanest, brightest cups with pronounced acidity and floral/aromatic transparency. Origin character is fully exposed — soil, altitude, and variety speak most clearly.
Flagship Origins: Ethiopian Yirgacheffe, Kenyan AA, Colombian Huila, Costa Rican Tarrazú, Guatemalan Huehuetenango.
1.2 Natural (Dry Process) & Honey Process
Natural: Whole cherries dried in the sun on raised beds or patios for 3–6 weeks. Fruit sugars ferment around the bean, imparting intense berry, wine, and fermented-fruit complexity.
Honey Process: Skin removed but mucilage (honey layer) left on during drying. Yellow, red, and black honey designations indicate progressively more mucilage. Pioneered in Costa Rica — adds body and sweetness.
Flagship Origins: Natural Ethiopian Harrar/Sidama, Brazilian Cerrado naturals, Costa Rican Honey Process (West Valley), Panamanian Natural Gesha.
1.3 Wet-Hulled (Giling Basah) & Special Processes
Wet-Hulling: Parchment removed at 30–50% moisture (vs. the usual 11–12%). Unique to Indonesia. Creates swollen blue-green beans with earthy, herbal, low-acid character — the defining flavor of Sumatran coffee.
Monsoon Process: Green beans exposed to monsoon winds for 12–16 weeks on India's Malabar Coast. Swell to 8–9mm, turn pale gold, and develop musty spice notes with near-zero acidity.
Anaerobic Fermentation: Cutting-edge method where cherries ferment in oxygen-free tanks (carbonic maceration, controlled yeast). Produces extraordinary fruit intensity and wine-like clarity — the frontier of specialty processing.
Module II: Roast Levels & Thermal Development
2.1 Light Roast (City / Cinnamon)
Temperature Band: Dropped at 196–205°C internal bean temperature, just after first crack completes. No surface oil visible. The bean retains maximum origin character.
Flavor Profile: Bright, tea-like, and transparent. Floral notes, fruit acids, and terroir complexity shine — the go-to roast for single-origin purists. Preferred for Ethiopian, Kenyan, Panamanian, and high-scoring specialty lots.
2.2 Medium Roast (Full City / American)
Temperature Band: Dropped at 213–221°C, between first and second crack. The bean surface shows faint oil sheen. The roast's sweet spot for balance.
Flavor Profile: Caramelization of sugars balances origin character with roast-developed chocolate, nut, and toffee notes. The most versatile roast — works for pour over, drip, espresso, and French press. Preferred for Colombian, Brazilian, Central American origins.
2.3 Dark Roast (Vienna / French / Italian)
Temperature Band: Dropped at 225–240°C, well into or past second crack. Bean surface is oily with dark carbonized exterior. Structural oils dominate the cup.
Flavor Profile: Roast character dominates — bitter, smoky, dark chocolate, low acid. Origin nuance is largely lost. Used for traditional Italian espresso blends, Sumatran French press, and strong milk drinks. The classic Neapolitan and Viennese coffee house roast.
Module III: Terroir, Altitude & Coffee Genetics
3.1 Altitude & Latency Kinetics
High Altitude (>1,500m): Cooler temperatures slow cherry maturation dramatically, building sugar complexity and preserving acidity. Coffees from elevation produce hard, dense beans (SHB — Strictly Hard Bean) with bright, complex profiles. Most specialty Arabica grows above 1,200m.
Volcanic Soils: Iron-rich volcanic ash (Guatemala, Indonesia, Philippines, Costa Rica) adds mineral depth. Red clay soils (Ethiopia, Kenya) drain well and retain heat. The combination of altitude, soil type, and slope orientation creates the coffee grower's concept of terroir — an irreplaceable fingerprint.
3.2 Coffee Varieties & Genetics
Bourbon & Typica: Heirloom Arabica — the genetic ancestors of most modern cultivars. Bourbon (from Réunion Island) is sweet, balanced, and elegant. Typica (the original Ethiopian variety) produces refined, complex cups at lower yields.
SL-28 & SL-34: Kenya's signature varieties selected in the 1930s. Produce the intense blackcurrant-tomato character unique to world-class Kenyan coffee.
Gesha / Geisha: Originally from Ethiopia's Gesha forest. Made famous in Panama (2004). The world's most celebrated specialty variety — breathtakingly floral and aromatic. Auction lots exceed $6,000/lb.
Liberica & Excelsa: Distinct species (not Arabica). Liberica is bold, smoky, and anise-like. Excelsa is tart and fruity-dark. Grown mainly in the Philippines and parts of Southeast Asia.
3.3 Climate, Shade & Biodiversity
Day/Night Temperature Swings: Large diurnal ranges stress the tree beneficially — concentrating sugars by day and preserving volatile aromatic compounds by night. The Ethiopian and Colombian highlands exemplify this ideal.
Shade-Grown Systems: Coffee grown under native forest canopy (shade-grown) ripens slower, supports bird/insect biodiversity, and produces more complex cups. India's two-tier shade system grows coffee beneath pepper, vanilla, and fruit trees.
Module IV: Brewing Methods & Quality Classification
4.1 Brew Method Architecture
Pour Over (V60, Chemex, Kalita): Paper filter — clarity and delicate aromatics shine. Best for light, floral, fruity origins. The benchmark method for evaluating single-origin character.
French Press: Full immersion, no paper filter — all oils and micro-fines remain. Heavy, textured body. Best for earthy, chocolatey origins and darker roasts.
Espresso: 9 bars of pressure, 25–30 second extraction. Concentrates flavor and creates crema. Best for chocolatey-nutty profiles (Brazil, Colombia) and also exceptional for floral naturals when pulled as a modern light-roast espresso.
Cold Brew: 12–24 hour cold extraction — reduces perceived acidity, amplifies sweetness. Flattering for fruity naturals and sweet South American origins. The gateway method for showcasing origin sweetness.
4.2 SCA Grading & Auctions
SCA Score (Specialty Coffee Association): Scored on a 100-point scale. 80+ = specialty grade (the threshold). 85+ = exceptional, sought after by top roasters. 90+ = rare, competition-worthy lots commanding extreme premiums.
Cupping Protocol: Evaluates fragrance (dry grounds), aroma (wet), flavor, aftertaste, acidity, body, balance, sweetness, uniformity, and cleanliness. Ten attributes scored by certified Q Graders in blind triangulations.
Best of Panama & Cup of Excellence: The world's most prestigious coffee competitions. A 2022 Best of Panama Gesha sold for $6,034/lb at auction — the highest price ever paid for green coffee. Cup of Excellence programs now operate in over 15 producing countries.
4.3 Water Chemistry & Extraction Science
SCA Water Standard: 75–250 ppm TDS, with ideal extraction occurring between 125–175 ppm. pH 6.5–7.5. Calcium and magnesium ions are critical for flavor extraction; distilled or softened water produces flat, lifeless coffee.
Golden Ratio: 1:16 to 1:18 (coffee:water by weight) is the specialty standard — 60g per liter. Espresso uses 1:2 to 1:2.5. The ratio determines extraction yield: underextraction (<18%) is sour; overextraction (>22%) is bitter; the sweet spot is 18–22%.
Temperature Sensitivity: Light roasts extract best at 93–96°C (just off-boil). Medium roasts: 88–93°C. Dark roasts: 82–88°C. Each degree matters — thermal precision is the difference between a good cup and a great one.