Does a cup of coffee or a cup of tea have more caffeine

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An average serving of coffee contains the most caffeine; the same serving size of tea provides only 1/2 to 1/3 as much. ChaCha! [ Source: ]
More Answers to “Does a cup of coffee or a cup of tea have more caffeine
Is there more caffeine in a cup of tea or coffee??
According to the site’s caffeine index, coffee has the most caffeine with 47-164 milligrams per 5 ounce serving. The caffeine content depends on how the coffee is brewed — fresh drip has the highest level, instant has the lowest. Second pl…
How much Caffeine is there in a cup of Coffee, compared to a cup …?
depending on the coffee and the tea, about 3 or 4 to 1, tea over coffee. this also depends on the grind of the coffee and how it is prepared, just as with tea. if you use the directions on a can of ordinary coffee and similarly from ordinar…
Does a cup of tea have as much caffeine as a cup of coffee??
No about 1/3 to 2/3’s the amount of caffeine.

Related Questions Answered on Y!Answers

does a cup of tea have more caffeine than a cup of filter coffee?
A: Generally no, unless you’re comparing a very strong cup of tea to a very weak cup of coffee. On average a cup of tea has 50mg of caffeine, whereas a cup of coffee has 135mg.
Caffeine content in a cup of coffee versus a cup of tea?
Q: Say I had a cup of coffee, with one heaped teaspoon of instant coffee. And I also had a cup of black non-herbal tea (English Breakfast or something), the same size. I assume the coffee has more caffeine, but what are the approximate levels in both? I want to compare them. (Eg does coffee only just beat tea in the caffeine stakes, or is the caffeine level significantly higher in coffee?)
A: My source says instant coffee has about 75mg, whereas brewed tea has 40. Brewed coffee can hit 100mg.From what I’ve heard, tea leaves actually have slightly more caffeine than coffee grounds, but the finished product has much less caffeine because tea is more diluted than your average cup of coffee.
Why is there more caffeine in a cup of coffee than in a cup of tea?
Q: Why is this so even though caffeine content of tea leaves is greater than that of roasted coffee beans?
A: Perhaps because there are differences in the efficiency of the extraction. Coffee is ground very fine, high surface area, different matrix, possibly the matrix is made porous by roasting, etc.
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