Death Wish canned cold brew has more caffeine than Starbucks canned Nitro (Black) on both counts: 300mg per 8 oz can against 155mg per 9.6 oz can, and about 38mg per fluid ounce against 16. The serving sizes differ, so the table below shows both ways of counting.
Death Wish canned cold brew vs Starbucks canned Nitro (Black): the numbers
| Death Wish canned cold brew | Starbucks canned Nitro (Black) | |
|---|---|---|
| Caffeine per serving | 300mg per 8 oz can | 155mg per 9.6 oz can |
| Caffeine per fl oz | 37.5mg | 16.1mg |
| Servings to reach 400mg (FDA context) | 1.3 | 2.6 |
Sources: Death Wish canned cold brew's figure is verified in our Death Wish canned cold brew caffeine guide against Caffeine Informer (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 Death Wish canned cold brew 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
- Death Wish canned cold brew: the full caffeine guide
- Starbucks canned Nitro (Black): the full caffeine guide
- The verified caffeine database
- Every drink compared: the comparisons index
- Compare any two of 120+ drinks
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Gear from this guide
FAQ
Does Death Wish canned cold brew or Starbucks canned Nitro (Black) have more caffeine? Death Wish canned cold brew: 300mg per 8 oz can versus 155mg per 9.6 oz can for Starbucks canned Nitro (Black).
Which is stronger per ounce? Death Wish canned cold brew, at about 37.5mg per fluid ounce versus 16.1mg for Starbucks canned Nitro (Black).
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