G Fuel Energy (can) vs Super Coffee: which has more caffeine?

G Fuel Energy (can) has more caffeine than Super Coffee on both counts: 300mg per 16 oz can against 200mg per 12 oz bottle, and about 19mg per fluid ounce against 17. The serving sizes differ, so the table below shows both ways of counting.

These are different categories of drink, which changes how the caffeine arrives. Energy drinks and sodas list an exact number because caffeine is a measured additive; brewed drinks vary with the beans and the brew, so their figures are compiled averages. The numbers here are the standard published values for each.

G Fuel Energy (can) vs Super Coffee: the numbers

Sources: G Fuel Energy (can)'s figure is verified in our G Fuel Energy (can) caffeine guide against G Fuel product page (source); Super Coffee's figure is verified in our Super Coffee guide against Super Coffee product data (source).

Which one should you pick?

Pick Super Coffee when you want the lighter dose or a slower ramp, and G Fuel Energy (can) when you actually need the bigger hit and know your tolerance. If you are stacking either with other caffeinated drinks through the day, run the math against the 400mg reference rather than guessing.

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.

Related reading

• G Fuel Energy (can): the full caffeine guide
• Super Coffee: the full caffeine guide
• The verified caffeine database
• Every drink compared: the comparisons index
• Compare any two of 120+ drinks

FAQ

Does G Fuel Energy (can) or Super Coffee have more caffeine? G Fuel Energy (can): 300mg per 16 oz can versus 200mg per 12 oz bottle for Super Coffee.

Which is stronger per ounce? G Fuel Energy (can), at about 18.8mg per fluid ounce versus 16.7mg for Super Coffee.