Prime vs. Celsius

Prime wins clearly: an average Shark Score of 83 to 75 across the 5 and 25 drinks we've rated. Small sample alert: we've rated only 5 Prime drinks so far. The best Prime we've had is PRIME Energy Drink Lemon Lime (90); the best Celsius is Celsius Spritz Vibe Sparkling Shirley Temple (92).

By the Sharks · Updated October 2026 · How we score

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Prime vs. Celsius by the numbers

Prime and Celsius compared across every drink we've rated
MeasurePrimeCelsius
Average Shark Score 83Edge75
Drinks rated 525
Scored 80 or higher 3 (60%)Edge12 (48%)
Best drink PRIME Energy Drink Lemon Lime (90)Celsius Spritz Vibe Sparkling Shirley Temple (92)Edge
Average taste0–10 8Edge7.3
Average kick0–10 8.8Edge8.1
Average look0–10 6.57.2Edge
Caffeine per canmedian (range) 200 mg (200–200)200 mg (100–300)
Caffeine per fl ozmedian 16.7 mg16.7 mg
Zero-sugar drinks 5 of 525 of 25

Brand numbers cover only the drinks we've rated, so they can shift as we review more. “Edge” marks the better number where higher is better; caffeine is a preference, not a score.

Best vs. best

The top-rated Prime against the top-rated Celsius.

Top-rated Prime vs. top-rated Celsius
Measure PRIME Energy Drink Lemon LimeCelsius Spritz Vibe Sparkling Shirley Temple
Shark Score 90 92Edge
Look 7.6/10 9/10Edge
Taste 9.1/10 9.3/10Edge
Kick 8/10 9/10Edge
Caffeine 200 mg 200 mg
Can size 12 fl oz 12 fl oz
Caffeine per fl oz 16.7 mg 16.7 mg
Zero sugarYesYes
BuyIn storesPrice for Celsius Spritz Vibe Sparkling Shirley Temple

Top 5 of each

Prime vs. Celsius questions

Is Prime better than Celsius?

Prime wins clearly: an average Shark Score of 83 to 75 across the 5 and 25 drinks we've rated. Small sample alert: we've rated only 5 Prime drinks so far. The best Prime we've had is PRIME Energy Drink Lemon Lime (90); the best Celsius is Celsius Spritz Vibe Sparkling Shirley Temple (92).

Which has more caffeine, Prime or Celsius?

A typical Prime and a typical Celsius both have 200 mg of caffeine per can. The strongest Prime we've rated is PRIME Energy Drink Lemon Lime (200 mg in 12 fl oz); the strongest Celsius is CELSIUS ESSENTIALS Sparkling Cherry Limeade (300 mg in 20 fl oz). Can sizes differ, so compare caffeine per fluid ounce too: 16.7 mg vs. 16.7 mg (median).

What's the best Prime flavor? And the best Celsius?

By Shark Score, the best Prime is PRIME Energy Drink Lemon Lime (90) and the best Celsius is Celsius Spritz Vibe Sparkling Shirley Temple (92). See every Prime drink ranked and every Celsius drink ranked.

Which has more sugar-free options, Prime or Celsius?

Of the drinks we've rated, 5 of 5 Prime drinks and 25 of 25 Celsius drinks are zero sugar. Formulas change, so check the can.