☕ Caffeine in Tea vs Coffee Calculator
Compare caffeine levels across your daily drinks and check if you're within safe limits
| Drink | Serving Size | Caffeine (mg) | Per fl oz | Strength |
|---|---|---|---|---|
| Drip Coffee (medium) | 8 fl oz / 237 mL | 95 mg | ~12 mg | 🟡🟡 High |
| Drip Coffee (strong) | 8 fl oz / 237 mL | 140 mg | ~17 mg | 🔴🔴 Very High |
| Espresso (single) | 1 fl oz / 30 mL | 63 mg | ~63 mg | 🔴🔴 Concentrated |
| Espresso (double) | 2 fl oz / 60 mL | 126 mg | ~63 mg | 🔴🔴 Very High |
| Cold Brew Coffee | 8 fl oz / 237 mL | 153 mg | ~19 mg | 🔴🔴 Very High |
| French Press | 8 fl oz / 237 mL | 107 mg | ~13 mg | 🟡🟡 High |
| Instant Coffee | 8 fl oz / 237 mL | 62 mg | ~8 mg | 🟢🟢 Medium |
| Latte / Cappuccino | 12 fl oz / 355 mL | 63 mg | ~5 mg | 🟢🟢 Medium |
| Decaf Coffee | 8 fl oz / 237 mL | 2–5 mg | ~0.5 mg | 🟢 Trace |
| Black Tea (medium steep) | 8 fl oz / 237 mL | 47 mg | ~6 mg | 🟢🟢 Medium |
| Black Tea (long steep) | 8 fl oz / 237 mL | 65 mg | ~8 mg | 🟡 Med-High |
| Green Tea (medium) | 8 fl oz / 237 mL | 28 mg | ~3.5 mg | 🟢 Low-Med |
| Matcha (1 tsp) | 8 fl oz / 237 mL | 70 mg | ~9 mg | 🟡 High |
| White Tea | 8 fl oz / 237 mL | 15 mg | ~2 mg | 🟢 Low |
| Oolong Tea | 8 fl oz / 237 mL | 37 mg | ~5 mg | 🟢 Low-Med |
| Chai (black base) | 8 fl oz / 237 mL | 48 mg | ~6 mg | 🟢🟢 Medium |
| Pu-erh Tea | 8 fl oz / 237 mL | 60 mg | ~7.5 mg | 🟡 Med-High |
| Herbal Tea | 8 fl oz / 237 mL | 0 mg | 0 mg | ⚪ None |
| Rooibos | 8 fl oz / 237 mL | 0 mg | 0 mg | ⚪ None |
| Group | Max / Day |
|---|---|
| Healthy Adults | 400 mg |
| Pregnant Women | 200 mg |
| Breastfeeding | 200 mg |
| Teens (12–18) | 100 mg |
| Children (<12) | Avoid |
| Anxiety / Heart issues | Consult Dr. |
| fl oz | mL | Common Cup |
|---|---|---|
| 1 fl oz | 29.6 mL | Espresso shot |
| 6 fl oz | 177 mL | Standard tea cup |
| 8 fl oz | 237 mL | Standard coffee mug |
| 10 fl oz | 296 mL | Large tea mug |
| 12 fl oz | 355 mL | Tall latte |
| 16 fl oz | 473 mL | Grande / Venti |
Warm drinks like Tea and Coffee control the world of drinks, although they surprisingly differ although one commonly considers them alike. Tea prepares by means of pouring water over leaves or twigs from the Camellia sinensis plant in warm water. One can also use herbal drinks, yerba mate and various blends, that belong to the same group.
Rather, Coffee brings more flavor to the table and genuinely does not require big work to prepare.
How Tea and Coffee Are Different
The history about Caffeine genuinely separates these two drinks. Coffee has much more Caffeine than green Tea. Cups of 8 ounces of Coffee give around 100 milligrams while green Tea has only about 30 milligrams.
Black Tea sits somewhere in between… Between 47 and 55 milligrams per serving. Espresso then fills even up to 63 milligrams in only one ounce.
And here the spot: yerba mate deserves comment, because it delivers almost as much Caffeine as a whole cup of Coffee.
Changing from Coffee to Tea feels clearly different, when it reaches your body. One gets fewer tremors, fewer nerves that steal the energy, and that energy lasts more long. Coffee gives you immediate push, but Tea is more like a sweet help to wake up.
The advantage of spreading the Caffeine entry through the hole day, instead of taking it all at once, is that one escapes severe drops in the afternoon, sleeps more well overnight and feels less irritation all day.
Want Tea that genuinely grabs the vibes of Coffee? Roasted oolong, tie guan yin and shou puer are good choices. Strong black teas from Assam in India; especially those done by the CTC method, that forms little balls.
Probably come most near the experience of Coffee. Mature puer works also, if one searches something braver.
Here something unusual: folks genuinely mix Coffee and Tea together. There is a drink called yuanyang, that does that. One can make it at home by making french press Coffee, but add leaves of chai Tea to the ground before pouring water.
Because the taste of chai is strong, mixing it with robusta Coffee, like vienna roast, has the most sense. Other good mix? Black roast Coffee with fresh mint, that commonly mixes with sugar.
Sizes of cups range a lot based on where one drinks. Tea cup usually stores around 6 liquid ounces. Most western Coffee cups sit between 12 and 16 ounces.
Traditional Asian Tea cups are small, storing only 2 to 3 ounces give or take. The Japanese usual cup measures 6.75 liquid ounces, while their traditional go cup is even more small at 6.1 liquid ounces. A bag of Tea gives around 16 cups using standard 8 ounce servings.
A pound of Tea makes around 181 cups, when one uses 2.5 grams perserving.
Tea made in a Coffee machine? It fully works. Same goes for iced Tea, only changes what happens after the making.
Green Tea with jasmine, chamomile, earl grey and rooibos chai are the favorites that one finds at most many espresso bars.
