Quick Answer: A long black is made by pulling espresso — usually a double shot, roughly 2 to 2.5 oz — directly on top of 4 to 5 oz of hot water already in the cup, landing near a 1:2 espresso-to-water ratio. An americano is built the opposite way: hot water added after the shot, at a thinner 1:3 to 1:4 ratio. The ingredients are nearly identical; the pour order is what changes the crema, strength, and final texture. Caffeine doesn’t move either way — it’s roughly 63 mg per 1-oz shot, per USDA FoodData Central, so a double-shot long black and a double-shot americano carry the same ~126 mg.
Long black and americano get mixed up constantly because both are “espresso plus hot water,” but reversing that pour order is the whole story. If you’re weighing either one against the straight shot they’re both built from, see espresso vs americano for how dilution alone changes the drink, or ristretto vs espresso for what happens at the concentrated end of the water spectrum instead.
Long black vs americano, by the numbers
- 1:2 vs 1:3–1:4: espresso-to-water ratio. Long black runs noticeably less diluted than a standard americano.
- ~4–5 oz vs ~6–8 oz (double shot): typical hot water added, before the shot goes in for a long black or after it for an americano.
- Espresso poured onto water vs water poured onto espresso: the entire mechanical difference between the two drinks.
- Largely intact vs broken-up crema: a direct result of that pour order, not a different bean or shot.
- Double shot (~126 mg) vs single-or-double shot (~63–126 mg): long black defaults to a double; americano varies more by cafe.
Ratio: less water, more concentration
A long black is conventionally built on a roughly 1:2 espresso-to-water ratio — a double shot (about 2 to 2.5 oz of liquid from an 18 to 20 g dose) poured onto around 4 to 5 oz of hot water, per common Australian and New Zealand cafe specs where the drink originated. An americano runs thinner, typically 1:3 to 1:4, since more hot water gets added on top of the shot after the fact. The gap isn’t huge in absolute ounces, but it’s enough that a long black reads as noticeably bolder and closer to straight espresso, while an americano leans toward the mellower, more filter-coffee-like end of the spectrum.
Winner: long black, for anyone who wants espresso’s intensity in a bigger cup without it fully mellowing out.
Crema: pour order decides it every time
This is the mechanical core of the difference. A long black is made by pulling the shot directly on top of hot water already sitting in the cup — the espresso and its crema land on the surface together, so the crema largely survives intact. An americano is built the other way: hot water gets poured onto a shot that’s already been pulled, and that pour physically breaks up and disperses the crema layer underneath it. Same espresso, same water, opposite order, and a visibly different cup — the long black keeps the floating crema an espresso drinker expects, while the americano ends up smoother and less textured on top.
Winner: long black, for keeping the crema that a straight shot would have had anyway.
Caffeine: shot count, not drink name
Caffeine follows the same rule it always does with espresso-based drinks — the water changes volume and strength, not milligrams. USDA FoodData Central puts a 1-ounce espresso shot at roughly 63 mg of caffeine, and that number doesn’t move whether the shot ends up in a long black, an americano, or on its own. The practical difference is that a long black is conventionally built on a double shot by default, landing around 126 mg, while an americano’s shot count varies more by cafe — some pull a single shot (~63 mg), others default to a double (~126 mg) just like the long black. If two cups of either drink taste equally caffeinated, it’s because they’re built on the same number of shots, not because one recipe concentrates caffeine and the other dilutes it.
Winner: tie, shot-for-shot — the caffeine gap only opens up if one drink is built on more shots than the other.
Check espresso machines on Amazon →
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Which one should you order or make?
- Choose a long black if you want espresso’s bold, concentrated character and intact crema in a bigger cup than a straight shot. Check budget espresso machines on Amazon →
- Choose an americano if you want the mellower, more filter-coffee-adjacent cup and don’t mind losing most of the crema along the way. Check espresso beans on Amazon →
The bottom line
A long black and an americano use almost the same ingredients in almost the same proportions — the entire difference comes down to whether the espresso lands on the water or the water lands on the espresso. That single swap in pour order is what decides crema survival and how concentrated the cup tastes, while caffeine stays pinned to shot count at roughly 63 mg per shot either way, per USDA FoodData Central. If you want the crema and concentration of a long black, pull the shot onto water already in the cup; if you’re after an americano’s mellower profile, add the water after. For the machine behind either drink, start with our best espresso machine guide, or see espresso vs americano and ristretto vs espresso for how the shot itself changes at other points on the water spectrum.