Caffeine in coffee: brewed, espresso, cold brew and more
Caffeine in brewed coffee, espresso, latte, cold brew, instant and decaf, per cup and per 100 ml, with the source of each number and the latest time before bed.
The 14 coffee drinks in our chart range from 2.4 mg (Decaf instant coffee, 8 fl oz cup (240 g)) to 234.6–291.5 mg (Cold brew coffee, 8 fl oz (237 ml), home brew at 1:10, undiluted). For reference, Brewed coffee has 94.8 mg per 8 fl oz cup (237 g).
Coffee caffeine chart
Sorted from least to most caffeine. “Latest time” is when one serving would still leave no more than 50 mg at an 11:00 PM bedtime with average metabolism (how we calculate). Open a drink for its source, sizes and the fast-to-slow range.
| Drink | Serving | Caffeine | Strength | Latest time |
|---|---|---|---|---|
| Decaf instant coffee | 8 fl oz cup (240 g) | 2.4 mg | 1 mg per 100 ml | No cutoff for one |
| Decaf espresso | Single shot, 1 fl oz (29.6 g) | 0.3–15.8 mg | 27 mg per 100 ml | No cutoff for one |
| Decaf coffee | 8 fl oz cup | 2–15 mg | 3.6 mg per 100 ml | No cutoff for one |
| Cuban coffee (cafecito) | 1 fl oz (31 g) | 61.7 mg | 206 mg per 100 ml | 8:42 PM |
| Instant coffee | 8 fl oz cup (240 g) | 62.4 mg | 26 mg per 100 ml | 8:42 PM |
| Espresso | Single shot, 1 fl oz (29.6 g) | 62.8 mg | 209 mg per 100 ml | 8:35 PM |
| Iced coffee | 8 fl oz cup (240 g) | 74.4 mg | 31 mg per 100 ml | 7:25 PM |
| Caffè mocha | 8 fl oz cup (248 g) | 81.8 mg | 35 mg per 100 ml | 6:41 PM |
| Espresso macchiato | 2 fl oz espresso cup (60 g) | 85.2 mg | 144 mg per 100 ml | 6:25 PM |
| Caffè latte | 8 fl oz cup (240 g) | 86.4 mg | 37 mg per 100 ml | 6:20 PM |
| Cappuccino | 8 fl oz cup (240 g) | 86.4 mg | 37 mg per 100 ml | 6:20 PM |
| Brewed coffee | 8 fl oz cup (237 g) | 94.8 mg | 40 mg per 100 ml | 5:37 PM |
| Frozen blended coffee | Medium (496 g) | 163.7 mg | 33 mg per 100 g | 1:41 PM |
| Cold brew coffee | 8 fl oz (237 ml), home brew at 1:10, undiluted | 234.6–291.5 mg | 111 mg per 100 ml | 10:16 AM |
Common questions
Does espresso have more caffeine than coffee?
Espresso has more caffeine than brewed coffee per 100 ml (209 vs 40 mg). Espresso: 62.8 mg per Single shot, 1 fl oz (29.6 g); Brewed coffee: 94.8 mg per 8 fl oz cup (237 g). Per serving the order flips, because the servings differ in size.
Does instant coffee have less caffeine than brewed coffee?
Instant coffee has less caffeine than brewed coffee per 8 fl oz cup (240 g): 62.4 mg vs 94.8 mg.
How much caffeine does decaf have compared with regular coffee?
Decaf coffee has less caffeine than brewed coffee per 8 fl oz cup: 2–15 mg vs 94.8 mg.
General information, not medical advice
If you feel unwell after caffeine — for example chest pain, a fast or irregular heartbeat that does not settle, fainting, confusion or trouble breathing — get urgent medical help. If you are pregnant, take medication or have a heart, liver or anxiety condition, ask a doctor or pharmacist what amount is right for you.
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