I had the same experience with the Aldi "Gridlock" energy drinks and I noticed that cans of Gridlock are labeled as containing two servings per can whereas Mons

I had the same experience with the Aldi "Gridlock" energy drinks and I noticed that cans of Gridlock are labeled as containing two servings per can whereas Monster is one serving per can. Therefore I think Gridlock has approx 2x the caffiene content since both claim about 200mg / serving if I remember correctly.