Super Coffee has more caffeine than Starbucks canned Nitro (Black) on both counts: 200mg per 12 oz bottle against 155mg per 9.6 oz can, and about 17mg per fluid ounce against 16. The serving sizes differ, so the table below shows both ways of counting.
Super Coffee vs Starbucks canned Nitro (Black): the numbers
| Super Coffee | Starbucks canned Nitro (Black) | |
|---|---|---|
| Caffeine per serving | 200mg per 12 oz bottle | 155mg per 9.6 oz can |
| Caffeine per fl oz | 16.7mg | 16.1mg |
| Servings to reach 400mg (FDA context) | 2.0 | 2.6 |
Sources: Super Coffee's figure is verified in our Super Coffee caffeine guide against Super Coffee product data (source); Starbucks canned Nitro (Black)'s figure is verified in our Starbucks canned Nitro (Black) guide against PepsiCo product facts (source).
Which one should you pick?
Pick Starbucks canned Nitro (Black) when you want the lighter dose or a slower ramp, and Super Coffee 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
- Super Coffee: the full caffeine guide
- Starbucks canned Nitro (Black): the full caffeine guide
- The verified caffeine database
FAQ
Does Super Coffee or Starbucks canned Nitro (Black) have more caffeine? Super Coffee: 200mg per 12 oz bottle versus 155mg per 9.6 oz can for Starbucks canned Nitro (Black).
Which is stronger per ounce? Super Coffee, at about 16.7mg per fluid ounce versus 16.1mg for Starbucks canned Nitro (Black).
Comparing caffeine? The caffeine comparison tool puts hundreds of drinks side by side, and the caffeine curfew calculator can check your cutoff time for tonight.