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

Espresso (Standard Double Shot 1:2) vs. Yerba Mate (Traditional South American Ilex)

Comparing 2 standards across 13 specifications. 13 key differences identified.

Comparing:
Espresso (Standard Double Shot 1:2)
Yerba Mate (Traditional South American Ilex)

A standard double espresso is prepared by forcing 9 bars of pressurized hot water (90–93.5°C) through 18g of finely ground coffee in 25–30 seconds, yielding 36g of liquid beverage. Per 100ml, it delivers ~212mg caffeine, an 8.5–11.0% TDS, and a persistent crema emulsion.

View full Espresso (Standard Double Shot 1:2) spec sheet →

Yerba Mate is an infusion of dried leaves and stems of Ilex paraguariensis. Traditionally prepared in a calabash gourd with a metal bombilla at 70–80°C, it provides ~78mg caffeine per cup, theobromine, theophylline, and chlorogenic acid antioxidants.

View full Yerba Mate (Traditional South American Ilex) spec sheet →

Specification Comparison Table

13 Parameters
Parameter / Spec
Product Class
Pressurized Coffee Extraction South American Botanical Infusion (Aquifoliaceae)
Brewing Water Temperature
90 – 93.5°C (194 – 200°F) 70 – 80°C (158 – 176°F / Boiling water destroys flavor)
Caffeine Content (per 100ml)
~212 mg (Single 36g double shot = ~75–80mg caffeine) mg ~35 – 50 mg (Typical 500ml thermos session = ~150–250mg caffeine) mg
Standard Brew Ratio (Dose : Yield)
1 : 2.0 (18g dry coffee -> 36g liquid espresso)
Extraction Pressure
9.0 Bar (0.9 MPa / 130 PSI)
Extraction Time
25 – 30 Seconds
Grind Size Range
200 – 350 µm (Fine)
Total Dissolved Solids (TDS)
8.5 – 11.0 % (Heavy concentration) %
Extraction Yield (EY)
18.0 – 22.0 % (SCA Golden Cup Standard) %
Standard Brew Ratio (Leaf : Water)
30–50g dry leaf in 200ml gourd (Gourd filled 2/3 full)
Steeping Duration
Continuous sip-and-refill via metal bombilla straw
Active Methylxanthines
Caffeine (Stimulant), Theobromine (Vasodilator), Theophylline (Bronchodilator)
Total Polyphenol Content
~90 – 110 mg GAE / g (Higher antioxidant power than green tea)