# item.guide
Side-by-Side Comparison Coffee Roasts & Botanical Teas

Cold Brew Coffee (Slow Cold Immersion) vs. Ristretto (Restricted Espresso Shot 1:1)

Comparing 2 standards across 11 specifications. 11 key differences identified.

Comparing:
Cold Brew Coffee (Slow Cold Immersion)
Ristretto (Restricted Espresso Shot 1:1)

Cold brew coffee is prepared by steeping coarse coffee grounds in room temperature or chilled water (4–20°C) for 16–24 hours. Per 100ml concentrate, it delivers 180–220mg caffeine with 66% lower titratable acidity than hot brews.

View full Cold Brew Coffee (Slow Cold Immersion) spec sheet →

Ristretto is a restricted extraction espresso stopping at a 1:1 to 1:1.5 ratio (18g dry dose yielding 18–22g liquid) in 18–22 seconds, extracting sweet, viscous, low-bitterness solubles with an intense 11–14% TDS.

View full Ristretto (Restricted Espresso Shot 1:1) spec sheet →

Specification Comparison Table

11 Parameters
Parameter / Spec
Product Class
Extended Cold Full Immersion Extraction Restricted High-Intensity Espresso
Brewing Water Temperature
4 – 20°C (39 – 68°F / Cold / Room Temp) 90 – 93.5°C (194 – 200°F)
Extraction Time
16 – 24 Hours 18 – 22 Seconds
Grind Size Range
900 – 1,200 µm (Extra Coarse) 200 – 300 µm (Fine to Ultra-Fine)
Caffeine Content (per 100ml)
~180 – 220 mg (Concentrate) / ~70–90mg (Diluted 1:1) mg ~240 mg (Single 20g shot = ~50–60mg caffeine) mg
Total Dissolved Solids (TDS)
3.5 – 5.0 % (Concentrate) % 11.0 – 14.5 % (Maximum body and sweetness) %
Standard Brew Ratio (Dose : Water)
1 : 5 (Concentrate) / 1 : 12 (Ready-to-drink)
Titratable Acidity Comparison
50–66% lower titratable acid than hot coffee (smooth, chocolatey, low-tannin)
Standard Brew Ratio (Dose : Yield)
1 : 1.0 – 1 : 1.2 (18g dry coffee -> 18–22g liquid)
Extraction Pressure
9.0 Bar
Extraction Yield (EY)
14.0 – 16.5 % (Excludes late astringent tannins) %