What is the difference between a metaphor and a smiley?

While both similes and metaphors are used to make comparisons, the difference between similes and metaphors comes down to a word. Similes use the words like or as to compare things-"Life is like a box of chocolates." In contrast, metaphors directly state a comparison-"Love is a battlefield."

Difference between simile and metaphor

Simile uses the word "like" or "as"

Metaphor doesn't