| S. No. | Crust | Core |
|---|---|---|
| 1. | The crust is the outermost layer of the earth. | The core is the innermost layer of the earth. |
| 2. | Crust is about 60 km thick below high mountains and just 5-10 km below the oceans. | Core is about 7000 km in diameter. |
| 3. | Crust has relatively low temperatures. | Core has very high temperature ranging from 4400°C to about 6000°C. |
| 4. | Crust is inhabited by living organisms. | Core is uninhabitable. |