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An 8-ounce brewed coffee often lands around 80–100 mg of caffeine, with some cups dropping near 30 mg or rising past 200 mg.

A typical can of AriZona Green Tea sits in the low-caffeine range—about 8–10 mg per 12 oz, so even a big can lands well under most sodas.

An 8-ounce mug of brewed coffee often lands near 95 mg of caffeine, yet brew style, beans, and serving size can shift that number.

Most orders land in the 80–200 mg range, based on the energy base and how many cans your drink uses.

A 16-oz brewed coffee often lands around 180–200 mg of caffeine, yet the same size can swing lower or higher based on recipe and brew method.

A typical 10-ounce mug of brewed coffee has about 95–120 mg of caffeine, though brew style and recipe can swing it.

A standard 12-oz Coca-Cola contains 34 mg of caffeine.

A 12-ounce can of Diet Coke contains 46 mg of caffeine.

A typical 12-oz brewed coffee sits near 140 mg of caffeine, with many cups falling from about 95 to 200 mg.

A 12-ounce can of Mountain Dew has 54 mg of caffeine, a middle-of-the-pack hit that adds up fast if you sip more than one.