Mtn Dew Rise Energy has more caffeine than Red Bull on both counts: 180mg per 16 oz can against 80mg per 8.4 oz can, and about 11mg per fluid ounce against 10. The serving sizes differ, so the table below shows both ways of counting.
Mtn Dew Rise Energy vs Red Bull: the numbers
| Mtn Dew Rise Energy | Red Bull | |
|---|---|---|
| Caffeine per serving | 180mg per 16 oz can | 80mg per 8.4 oz can |
| Caffeine per fl oz | 11.2mg | 9.5mg |
| Servings to reach 400mg (FDA context) | 2.2 | 5.0 |
Sources: Mtn Dew Rise Energy's figure is verified in our Mtn Dew Rise Energy caffeine guide against PepsiCo product facts (source); Red Bull's figure is verified in our Red Bull guide against Red Bull label / Caffeine Informer (source).
Which one should you pick?
Pick Red Bull when you want the lighter dose or a slower ramp, and Mtn Dew Rise Energy 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
- Mtn Dew Rise Energy: the full caffeine guide
- Red Bull: the full caffeine guide
- The verified caffeine database
- Every drink compared: the comparisons index
- Compare any two of 120+ drinks
FAQ
Does Mtn Dew Rise Energy or Red Bull have more caffeine? Mtn Dew Rise Energy: 180mg per 16 oz can versus 80mg per 8.4 oz can for Red Bull.
Which is stronger per ounce? Mtn Dew Rise Energy, at about 11.2mg per fluid ounce versus 9.5mg for Red Bull.
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