Diet Mountain Dew Caffeine Compared to Everything

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Diet Mountain Dew has about 54mg of caffeine per 12 oz can. This page lines it up against every drink we have compared it to, sorted strongest first, so you can see exactly where it lands. Every number is the standard published value, sourced on each comparison page.

How Diet Mountain Dew compares

Every Diet Mountain Dew comparison

• Diet Mountain Dew vs Starbucks Pike Place (grande) (310mg per 16 oz grande)
• Diet Mountain Dew vs Bang (300mg per 16 oz can)
• Diet Mountain Dew vs Reign Total Body Fuel (300mg per 16 oz can)
• Diet Mountain Dew vs Dunkin iced coffee (medium) (297mg per 24 oz medium)
• Diet Mountain Dew vs Dunkin hot coffee (medium) (210mg per 14 oz medium)
• Diet Mountain Dew vs Starbucks cold brew (grande) (205mg per 16 oz grande)
• Diet Mountain Dew vs Celsius (200mg per 12 oz can)
• Diet Mountain Dew vs Prime Energy (200mg per 12 oz can)
• Diet Mountain Dew vs Alani Nu (200mg per 12 oz can)
• Diet Mountain Dew vs 5-hour Energy (regular) (200mg per 1.93 oz shot)
• Diet Mountain Dew vs Super Coffee (200mg per 12 oz bottle)
• Diet Mountain Dew vs C4 Performance Energy (200mg per 16 oz can)
• Diet Mountain Dew vs Monster (160mg per 16 oz can)
• Diet Mountain Dew vs Rockstar Original (160mg per 16 oz can)
• Diet Mountain Dew vs Starbucks Doubleshot Espresso & Cream (120mg per 6.5 oz can)
• Diet Mountain Dew vs Bawls Guarana (102mg per 16 oz bottle)
• Diet Mountain Dew vs brewed coffee (95mg per 8 oz cup)
• Diet Mountain Dew vs yerba mate (85mg per 8 oz cup)
• Diet Mountain Dew vs Red Bull (80mg per 8.4 oz can)
• Diet Mountain Dew vs Mountain Dew Zero Sugar (68mg per 12 oz can)
• Diet Mountain Dew vs espresso (63mg per 1 oz shot)
• Diet Mountain Dew vs matcha (60mg per 8 oz cup (1 tsp, ~2g))
• Diet Mountain Dew vs Mountain Dew (54mg per 12 oz can)
• Diet Mountain Dew vs Mountain Dew Code Red (54mg per 12 oz can)
• Diet Mountain Dew vs brewed black tea (47mg per 8 oz cup)
• Diet Mountain Dew vs Diet Coke (46mg per 12 oz can)
• Diet Mountain Dew vs Dr Pepper (41mg per 12 oz can)
• Diet Mountain Dew vs Diet Dr Pepper (41mg per 12 oz can)
• Diet Mountain Dew vs Pepsi (38mg per 12 oz can)
• Diet Mountain Dew vs Pepsi Wild Cherry (38mg per 12 oz can)
• Diet Mountain Dew vs Coca-Cola Classic (34mg per 12 oz can)
• Diet Mountain Dew vs brewed green tea (28mg per 8 oz cup)

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.

Compare it yourself

Want a matchup that is not listed? The caffeine comparison tool puts Diet Mountain Dew against any of 248 drinks, and the full caffeine chart shows everything at once.

FAQ

How much caffeine is in Diet Mountain Dew? About 54mg per 12 oz can, the standard published figure.

What has more caffeine than Diet Mountain Dew? Among the drinks compared here, Starbucks Pike Place (grande) is at the strong end with 310mg per 16 oz grande.

What has less caffeine than Diet Mountain Dew? On the lighter end, brewed green tea has 28mg per 8 oz cup.