What’s the difference between a benign vs malignant tumor?

What’s the difference between a benign vs malignant tumor?

A benign tumor has distinct, smooth, regular borders. A malignant tumor has irregular borders and grows faster than a benign tumor.

A malignant tumor can also spread to other parts of your body. A benign tumor can become quite large, but it will not invade nearby tissue or spread to other parts of your body.