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Monster Ultra (Zero Ultra) has about 150mg of caffeine per 16 oz can. This page lines it up against every drink we have compared it to, sorted strongest first, so you can see exactly where it lands. Every number is the standard published value, sourced on each comparison page.
How Monster Ultra (Zero Ultra) compares
Every Monster Ultra (Zero Ultra) comparison
- Monster Ultra (Zero Ultra) vs Bang (300mg per 16 oz can)
- Monster Ultra (Zero Ultra) vs Reign Total Body Fuel (300mg per 16 oz can)
- Monster Ultra (Zero Ultra) vs Starbucks cold brew (grande) (205mg per 16 oz grande)
- Monster Ultra (Zero Ultra) vs Celsius (200mg per 12 oz can)
- Monster Ultra (Zero Ultra) vs Alani Nu (200mg per 12 oz can)
- Monster Ultra (Zero Ultra) vs 5-hour Energy (regular) (200mg per 1.93 oz shot)
- Monster Ultra (Zero Ultra) vs C4 Performance Energy (200mg per 16 oz can)
- Monster Ultra (Zero Ultra) vs Ghost Energy (200mg per 16 oz can)
- Monster Ultra (Zero Ultra) vs Monster (160mg per 16 oz can)
- Monster Ultra (Zero Ultra) vs Rockstar Original (160mg per 16 oz can)
- Monster Ultra (Zero Ultra) vs Monster Rehab (Tea + Lemonade) (160mg per 15.5 oz can)
- Monster Ultra (Zero Ultra) vs Juice Monster (160mg per 16 oz can)
- Monster Ultra (Zero Ultra) vs brewed coffee (95mg per 8 oz cup)
- Monster Ultra (Zero Ultra) vs Red Bull (80mg per 8.4 oz can)
- Monster Ultra (Zero Ultra) vs espresso (63mg per 1 oz shot)
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.
Compare it yourself
Want a matchup that is not listed? The caffeine comparison tool puts Monster Ultra (Zero Ultra) against any of 248 drinks, and the full caffeine chart shows everything at once.
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Gear from this guide
FAQ
How much caffeine is in Monster Ultra (Zero Ultra)? About 150mg per 16 oz can, the standard published figure.
What has more caffeine than Monster Ultra (Zero Ultra)? Among the drinks compared here, Bang is at the strong end with 300mg per 16 oz can.
What has less caffeine than Monster Ultra (Zero Ultra)? On the lighter end, espresso has 63mg per 1 oz shot.
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