Latte is not sweet, latte is sugar-free, and more high-temperature steam milk bubbles are used. Latte is coffee and plain milk.

Latte means fresh milk in Italian. In the English world, it refers to coffee brewed with hot fresh milk. Latte is coffee with milk.

Coffee in order of sweetness:

Caramel macchiato > hot chocolate > mocha > cappuccino > latte > American light coffee > espresso. Latte is ranked lower in sweetness.