Java Monster has more caffeine than Starbucks bottled Frappuccino (Mocha) on both counts: 200mg per 15 oz can against 105mg per 13.7 oz bottle, and about 13mg per fluid ounce against 8. The serving sizes differ, so the table below shows both ways of counting.
Starbucks bottled Frappuccino (Mocha) vs Java Monster: the numbers
| Starbucks bottled Frappuccino (Mocha) | Java Monster | |
|---|---|---|
| Caffeine per serving | 105mg per 13.7 oz bottle | 200mg per 15 oz can |
| Caffeine per fl oz | 7.7mg | 13.3mg |
| Servings to reach 400mg (FDA context) | 3.8 | 2.0 |
Sources: Starbucks bottled Frappuccino (Mocha)'s figure is verified in our Starbucks bottled Frappuccino (Mocha) caffeine guide against PepsiCo product facts (source); Java Monster's figure is verified in our Java Monster guide against Caffeine Informer (source).
Which one should you pick?
Pick Starbucks bottled Frappuccino (Mocha) when you want the lighter dose or a slower ramp, and Java Monster 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
- Starbucks bottled Frappuccino (Mocha): the full caffeine guide
- Java Monster: the full caffeine guide
- The verified caffeine database
FAQ
Does Starbucks bottled Frappuccino (Mocha) or Java Monster have more caffeine? Java Monster: 200mg per 15 oz can versus 105mg per 13.7 oz bottle for Starbucks bottled Frappuccino (Mocha).
Which is stronger per ounce? Java Monster, at about 13.3mg per fluid ounce versus 7.7mg for Starbucks bottled Frappuccino (Mocha).
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