| Small Intestine | Large Intestine |
| i. | It is about 6 meters long. | It is about 1.5 meters long. |
| ii | Small intestine is 2.5 cm broad tube. | Large intestine is broader than the small intestine. |
| iii. | It is divided into three parts, as Duodenum, Jejunum, Ileum. | It is divided into three parts as – caecum, colon I and rectum. |
| iv. | Absorbs the digested nutrients. | Takes part in absorption of water and minerals. |
| v. | Villi present. | Villi absent. |
| vi. | Digestion is completed in small intestine. | No role in digestion. |