PRIME Energy Drink Strawberry Watermelon vs. C4 Strawberry Watermelon Ice

PRIME Energy Drink Strawberry Watermelon beats C4 Strawberry Watermelon Ice on Shark Score, 90 to 82 (#17 and #68 of the 265 drinks we've rated). Both have 200 mg of caffeine, in a 12 and a 16 fl oz can. Both are zero sugar.

By the Sharks · Updated October 2026 · How we score

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Side by side

PRIME Energy Drink Strawberry Watermelon vs. C4 Strawberry Watermelon Ice
Measure PRIME Energy Drink Strawberry WatermelonC4 Strawberry Watermelon Ice
Shark Score 90Edge 82
Look 7/10 8/10Edge
Taste 8.9/10Edge 8/10
Kick 9/10 9/10
Caffeine 200 mg 200 mg
Can size 12 fl oz 16 fl oz
Caffeine per fl oz 16.7 mg 12.5 mg
Zero sugarYesYes
BuyPrice for PRIME Energy Drink Strawberry Watermelon Price for C4 Strawberry Watermelon Ice

Shark Score blends the Sharks' scores with reader ratings. Look, taste and kick are the Sharks' averages out of 10. “Edge” marks the better number where higher is better; caffeine is a preference, not a score.

Shark by Shark

Each Shark's overall score out of 10.

Each Shark's overall score for PRIME Energy Drink Strawberry Watermelon and C4 Strawberry Watermelon Ice
SharkPRIME Energy Drink Strawberry WatermelonC4 Strawberry Watermelon Ice
Jared 9Edge8.2

What the Sharks said

PRIME Energy Drink Strawberry Watermelon

“The strawberry watermelon combination tastes like summer in a can.”Jared
Full review

C4 Strawberry Watermelon Ice

“C4 formula and energy blend + a tasty fruit combination = a must try energy drink.”Jared
Full review

PRIME Energy Drink Strawberry Watermelon vs. C4 Strawberry Watermelon Ice questions

Is PRIME Energy Drink Strawberry Watermelon better than C4 Strawberry Watermelon Ice?

PRIME Energy Drink Strawberry Watermelon beats C4 Strawberry Watermelon Ice on Shark Score, 90 to 82 (#17 and #68 of the 265 drinks we've rated). Both have 200 mg of caffeine, in a 12 and a 16 fl oz can. Both are zero sugar.

Which has more caffeine, PRIME Energy Drink Strawberry Watermelon or C4 Strawberry Watermelon Ice?

Neither: both have 200 mg of caffeine per can. Per fluid ounce that's 16.7 mg (PRIME Energy Drink Strawberry Watermelon) vs. 12.5 mg (C4 Strawberry Watermelon Ice). The FDA's guidance for healthy adults is up to 400 mg a day.

Which do the Sharks prefer?

Of the Sharks who scored both, here's who preferred which: Jared (PRIME Energy Drink Strawberry Watermelon).

Are PRIME Energy Drink Strawberry Watermelon and C4 Strawberry Watermelon Ice sugar-free?

PRIME Energy Drink Strawberry Watermelon: zero sugar. C4 Strawberry Watermelon Ice: zero sugar. Formulas change, so check the can.