Metaphor and simile both compare two things. The difference is a single word — "like" or "as" — and that word changes everything. Simile says X is like Y. Metaphor says X is Y. The gap between "like" and "is" is the gap between suggestion and assertion.
Simile: The "Like" or "As" Comparison
Definition: A comparison using "like" or "as."
Examples:
- "My love is like a red, red rose" — Robert Burns
- "Bent double, like old beggars under sacks" — Wilfred Owen
- "Does it dry up / like a raisin in the sun?" — Langston Hughes
Simile keeps a distance. It says: these two things are similar. The reader makes the connection.
Metaphor: The Direct Identification
Definition: A comparison without "like" or "as." X is Y.
Examples:
- "You are not a drop in the ocean. You are the entire ocean in a drop." — Rumi
- "All the world's a stage" — Shakespeare
- "Life's but a walking shadow" — Shakespeare
Metaphor erases the distance. It doesn't suggest — it asserts. The effect is stronger, more immediate.
Why Poets Choose One Over the Other
| Simile | Metaphor |
|---|---|
| Softer, more tentative | Stronger, more assertive |
| Reader completes the link | Poet makes the link explicit |
| Good for description | Good for transformation |
| "Love is like fire" | "Love is fire" |
For more on literary devices, see our guide to 25 literary devices in poetry.
Spot Metaphors and Similes Automatically
Paste any poem into Poetry Explainer for AI-powered identification of metaphor, simile, and every other literary device. Works with 180+ languages.
Try Poetry Explainer Free →