McDonalds Iced Coffee

Caffeine Level
Serving Size
fl. oz cup
Caffeine Strength
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McDonalds Iced coffee has become a popular low cost alternative to coffee house iced coffee.

According to McDonalds customer service, they make their iced coffee with a double brew. This is then added in different amounts for the various sizes offered.

Caffeine by McDonalds Iced Coffee Size

  1. Medium (16 floz): 133mg
  2. Large (22 floz): 200mg
  3. Extra Large (32 floz): 320mg


  • A Venti Starbucks Iced Coffee contains 235mg of caffeine.
  • ​A Large Dunkin Donuts Iced coffee contains 91mg of caffeine.

Click here to see our complete McCafe Caffeine Guide

Ingredients in McDonalds Iced Coffee

Coffee, sugar, and light cream, ice

Sugar content: 30 grams (per 22 ounces).

Compare sugar levels of other drinks

Caffeine Comparisons

McDonalds Iced Coffee contains 9.09 mgs of caffeine per fluid ounce (30.74mg/100 ml).

Caffeine (mg) per Ounce
10090807060 5040302010 0 McDonalds Iced Coffee 5 Hour Energy Espresso Shot Coca-Cola Classic Spike Energy Drink
Total Caffeine (mg)
400360320280 24020016012080 400 Cup of McDonalds Iced Coffee Can of Coca-Cola Classic Bottle of Redline Energy Drink Can of Monster Energy Drink Can of Red Bull
Data Sources: Mcdonalds customer service.