Dunkin iced coffee (medium) has more caffeine than AMP Energy Original on both counts: 297mg per 24 oz medium against 142mg per 16 oz can, and about 12mg per fluid ounce against 9. The serving sizes differ, so the table below shows both ways of counting.
These are different categories of drink, which changes how the caffeine arrives. Energy drinks and sodas list an exact number because caffeine is a measured additive; brewed drinks vary with the beans and the brew, so their figures are compiled averages. The numbers here are the standard published values for each.
AMP Energy Original vs Dunkin iced coffee (medium): the numbers
| AMP Energy Original | Dunkin iced coffee (medium) | |
|---|---|---|
| Caffeine per serving | 142mg per 16 oz can | 297mg per 24 oz medium |
| Caffeine per fl oz | 8.9mg | 12.4mg |
| Servings to reach 400mg (FDA context) | 2.8 | 1.3 |
Sources: AMP Energy Original's figure is verified in our AMP Energy Original caffeine guide against Caffeine Informer (source); Dunkin iced coffee (medium)'s figure is verified in our Dunkin iced coffee (medium) guide against Caffeine Informer Dunkin guide (source).
Which one should you pick?
Pick AMP Energy Original when you want the lighter dose or a slower ramp, and Dunkin iced coffee (medium) when you actually need the bigger hit and know your tolerance. If you are stacking either with other caffeinated drinks through the day, run the math against the 400mg reference rather than guessing.
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
- AMP Energy Original: the full caffeine guide
- Dunkin iced coffee (medium): the full caffeine guide
- The verified caffeine database
- Every drink compared: the comparisons index
- Compare any two of 120+ drinks
FAQ
Does AMP Energy Original or Dunkin iced coffee (medium) have more caffeine? Dunkin iced coffee (medium): 297mg per 24 oz medium versus 142mg per 16 oz can for AMP Energy Original.
Which is stronger per ounce? Dunkin iced coffee (medium), at about 12.4mg per fluid ounce versus 8.9mg for AMP Energy Original.
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