Snapple iced tea vs Peace Tea vs brewed black tea: which has more caffeine?

brewed black tea has the most caffeine of the three: 47mg per 8 oz cup, against 37mg per 16 oz bottle for Snapple iced tea and 23mg per 23 oz can for Peace Tea. It also leads per ounce, at roughly 5.9mg to 1mg, so the order holds whichever way you count.

Snapple iced tea vs Peace Tea vs brewed black tea: the numbers

Sources: Snapple iced tea is 37mg per 16 oz bottle per Caffeine Informer (source), and the figure is carried in our Snapple iced tea guide; Peace Tea is 23mg per 23 oz can per Caffeine Informer (source), and the figure is carried in our Peace Tea guide; brewed black tea is 47mg per 8 oz cup per USDA FoodData Central SR Legacy 173227, 20mg per 100g times 237g (source), and the figure is carried in our brewed black tea guide.

Per can or per ounce: pick the number that matches how you drink

The serving sizes here are different, so the two rankings answer different questions. Per serving tells you what one purchase delivers. Per fluid ounce tells you how concentrated each sip is, which is what matters if you nurse a large one slowly or split a can. brewed black tea is the densest of the three at about 5.9mg per ounce; Peace Tea is the lightest at 1mg.

The three head-to-head pages

Each pairing has its own page with the full math:

• Snapple iced tea vs Peace Tea, head to head
• Snapple iced tea vs brewed black tea, head to head
• Peace Tea vs brewed black tea, head to head

Which one should you pick?

Take Peace Tea when you want the smallest dose of the three, Snapple iced tea when you want a middle number without thinking about it, and brewed black tea when you actually want the 47mg and know how you handle it. If you drink more than one caffeinated thing a day, the useful move is adding the day up against the 400mg reference rather than judging each drink alone.

For context, the FDA cites 400mg of caffeine a day as an amount generally not associated with negative effects in healthy adults. Tolerance and health vary, so treat these numbers as information, not advice.

Related reading

• The verified caffeine database
• Every drink compared: the comparisons index
• Compare any two of 120+ drinks

FAQ

Which has the most caffeine, Snapple iced tea, Peace Tea or brewed black tea? brewed black tea, at 47mg per 8 oz cup. Snapple iced tea has 37mg per 16 oz bottle and Peace Tea has 23mg per 23 oz can.

Which of the three is strongest per ounce? brewed black tea, at about 5.9mg per fluid ounce, ahead of Snapple iced tea at 2.3mg and Peace Tea at 1mg.

How many brewed black tea servings reach the FDA 400mg reference? About 8.5 of them, at 8 oz cup each. The FDA cites 400mg a day as an amount generally not associated with negative effects in healthy adults. This is information, not advice.