The short answer
An Americano is espresso poured into hot water. A long black is hot water with espresso poured gently on top. Both use the same two ingredients — a double shot and about 120–180 ml of water — but the build order matters. The long black preserves the crema (the golden foam on a fresh shot), giving it a richer first sip and slightly more body.
Caffeine and volume are identical. If you like a cleaner, thinner black coffee, order an Americano. If you want more texture, aroma, and a visible crema layer, order a long black.
Build order and why it matters
• Americano: pull a double shot into the cup, then pour 120–180 ml of hot water over it. The water disperses the crema almost entirely, producing a uniform, filter-style cup.
• Long black: fill the cup with 120–180 ml of hot water first, then gently pour the double shot on top. The crema floats, stays intact, and delivers the first sip of concentrated espresso flavor before blending into the water beneath.
That crema layer carries aromatic oils and a slightly bitter sweetness. Preserving it is the entire point of the long black — and the reason Australian and New Zealand cafés default to the long black rather than the Americano.
Taste, body, and caffeine
Both drinks contain ≈126 mg of caffeine from a double shot. Calorie-wise, both are essentially zero (about 5 calories black). The taste difference is subtle but real:
• Americano: even-bodied, mild, closest to drip or filter coffee. Great with milk if you want it.
• Long black: bolder first sip thanks to the crema, slightly heavier mouthfeel, more aromatic. Best drunk black to appreciate the texture.
Use the Caffeine Calculator to see how either drink fits into your daily intake.
How to make each at home
Americano: Pull a double shot (or brew 60 ml from a moka pot) into your mug. Add 120–180 ml of water just off the boil (195–205 °F). Stir once.
Long black: Heat 120–180 ml of water to 195–205 °F and pour it into the mug first. Then pull the double shot directly on top in a slow, steady stream. Do not stir — let the crema sit.
Adjust the water volume to taste: less water for a stronger cup (closer to a lungo), more for a lighter one. The ratio is up to you, but 1:3 espresso-to-water is a solid starting point.
When to order each
• Order an Americano if you want a large, mild black coffee that drinks like filter, or if you plan to add milk or sugar.
• Order a long black if you want to taste the espresso’s character and enjoy a crema-topped cup, best drunk black.
Both are lighter than a straight espresso and more intense than drip. For other espresso-based comparisons, see cortado vs macchiato and flat white vs latte.