Celsius vs Red Bull vs Monster: Caffeine, Sugar & Sleep
Three of the biggest energy drinks, head to head — how much caffeine each really has, the sugar, and how long it takes to clear before bed.
Ce Celsius | RB Red Bull | M Monster | |
|---|---|---|---|
| Caffeine | 200 mg | 80 mg | 160 mg |
| Sugar | 0 g | 27 g | 54 g |
| Serving size | 12 oz | 8.4 oz | 16 oz |
| Hours to clear below 50 mg | 10.0 h | 3.4 h | 8.4 h |
| Best for… | Strongest hit | Easiest on sleep | Biggest serving |
Lowest caffeine
Red Bull
80 mg — less than a strong coffee.
Best for sleep
Red Bull
Clears below the bedtime line fastest.
Strongest
Celsius
200 mg in one can — half the daily max.
Least sugar
Celsius
0 g sugar vs Monster’s 54 g.
Caffeine, side by side
Red Bull
Monster
Celsius
FDA daily max · 400mg
Before bed
Which one clears in time for sleep?
Compare your cutoff
Drink
You drink it at
Bedtime
Coffee · 95 mg · assuming an average ~5 h half-life
At bedtime
31 mg
should be fine
Latest safe Coffee: 6:22 PM