C4 vs G Fuel

Caffeine, sugar, calories and community ratings side by side. We're using Cellucor’s C4 Energy Tropical Blast and G Fuel Sour Cherry as the stand-ins for each line.

G Fuel Sour Cherry has 100 mg more caffeine (300 mg vs 200 mg), so Cellucor’s C4 Energy Tropical Blast is the gentler of the two.
Both are sugar-free, so calories are close to nil either way.

	Cellucor’s C4 Energy Tropical Blast Cellucor Check Prices	G Fuel Sour Cherry G Fuel Check Prices
Rating	Not yet rated	Not yet rated
Type	performance	lifestyle
Caffeine	200 mg	300 mg
Can size	16 fl oz	16 fl oz
Caffeine / fl oz	12.5 mg	18.8 mg
Sugar	0 g	0 g
Calories	0	0
Sugar-free	Yes	Yes

Cellucor’s C4 Energy Tropical Blast ingredients

Carbonated Water
CarnoSyn Beta-Alanine
L-Citrulline
Malic Acid
BetaPower Betaine Anhydrous
Citric Acid
Potassium Sorbate (Preservative)
Caffeine Anhydrous
Sucralose
Acesulfame Potassium
Natural & Artificial Flavors
Niacinamide (Vitamin B3)
N-Acetyl-L-Tyrosine
Cyanocobalamin (Vitamin B12)

Full Cellucor’s C4 Energy Tropical Blast page →

G Fuel Sour Cherry ingredients

Carbonated Water
Citric Acid
Malic Acid
Sodium Gluconate
L-Tyrosine
Sodium Ascorbate (Vitamin C)
L-Theanine
Niacinamide (Vitamin B3)
Pyridoxine Hydrochloride (Vitamin B6)
Methylcobalamin (Vitamin B12)
Natural and Artificial Flavor
Caffeine
Potassium Beta-Hydroxybutyrate
Potassium Sorbate (Preservative)
Potassium Citrate
Sucralose
Acesulfame Potassium
Green Coffee Bean Extract
Green Tea Extract
Turmeric Extract
Tart Cherry Extract
Blueberry Extract
Broccoli Extract
Kale Extract

Full G Fuel Sour Cherry page →

Common questions

Does C4 or G Fuel have more caffeine?: G Fuel. G Fuel Sour Cherry has 300mg of caffeine per can versus 200mg in Cellucor’s C4 Energy Tropical Blast, a difference of 100mg.
Which is stronger per ounce, C4 or G Fuel?: G Fuel. G Fuel Sour Cherry is 18.8mg of caffeine per fl oz (300mg in 16 fl oz), against 12.5mg for Cellucor’s C4 Energy Tropical Blast (200mg in 16 fl oz).
Does C4 or G Fuel have more sugar?: Neither — Cellucor’s C4 Energy Tropical Blast and G Fuel Sour Cherry are both sugar-free.
Are C4 and G Fuel both sugar-free?: Yes. Both Cellucor’s C4 Energy Tropical Blast and G Fuel Sour Cherry are sugar-free.
What's the difference between C4 and G Fuel?: Comparing Cellucor’s C4 Energy Tropical Blast and G Fuel Sour Cherry: caffeine is 200mg versus 300mg, both are sugar-free, both are 0 calories. Full ingredient lists for both are on this page.

Browse every flavor: C4 · G Fuel · or build your own comparison.

Related comparisons

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Cellucor’s C4 Energy Tropical Blast

Cellucor

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G Fuel Sour Cherry

G Fuel

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Rating

Not yet rated

Type

performance

lifestyle

Caffeine

200 mg

300 mg

Can size

16 fl oz

Caffeine / fl oz

12.5 mg

18.8 mg

Sugar

0 g

Calories

Sugar-free

Yes

Cellucor’s C4 Energy Tropical Blast ingredients

Carbonated Water

CarnoSyn Beta-Alanine

L-Citrulline

Malic Acid

BetaPower Betaine Anhydrous

Citric Acid

Potassium Sorbate (Preservative)

Caffeine Anhydrous

Sucralose

Acesulfame Potassium

Natural & Artificial Flavors

Niacinamide (Vitamin B3)

N-Acetyl-L-Tyrosine

Cyanocobalamin (Vitamin B12)

Full Cellucor’s C4 Energy Tropical Blast page →

G Fuel Sour Cherry ingredients

Carbonated Water

Citric Acid

Malic Acid

Sodium Gluconate

L-Tyrosine

Sodium Ascorbate (Vitamin C)

L-Theanine

Niacinamide (Vitamin B3)

Pyridoxine Hydrochloride (Vitamin B6)

Methylcobalamin (Vitamin B12)

Natural and Artificial Flavor

Caffeine

Potassium Beta-Hydroxybutyrate

Potassium Sorbate (Preservative)

Potassium Citrate

Sucralose

Acesulfame Potassium

Green Coffee Bean Extract

Green Tea Extract

Turmeric Extract

Tart Cherry Extract

Blueberry Extract

Broccoli Extract

Kale Extract

Full G Fuel Sour Cherry page →

Common questions

Does C4 or G Fuel have more caffeine?

G Fuel. G Fuel Sour Cherry has 300mg of caffeine per can versus 200mg in Cellucor’s C4 Energy Tropical Blast, a difference of 100mg.

Which is stronger per ounce, C4 or G Fuel?

G Fuel. G Fuel Sour Cherry is 18.8mg of caffeine per fl oz (300mg in 16 fl oz), against 12.5mg for Cellucor’s C4 Energy Tropical Blast (200mg in 16 fl oz).

Does C4 or G Fuel have more sugar?

Neither — Cellucor’s C4 Energy Tropical Blast and G Fuel Sour Cherry are both sugar-free.

Are C4 and G Fuel both sugar-free?

Yes. Both Cellucor’s C4 Energy Tropical Blast and G Fuel Sour Cherry are sugar-free.

What's the difference between C4 and G Fuel?

Comparing Cellucor’s C4 Energy Tropical Blast and G Fuel Sour Cherry: caffeine is 200mg versus 300mg, both are sugar-free, both are 0 calories. Full ingredient lists for both are on this page.