The difference between RIP, IGRP and EIGRP

RIP                                                                                                               IGRP
1. Works best in smaller networks (up to 16 Host)       1. Can be used in large internetworks 

2. Does not use autonomous system                          2.Uses an autonomous system number 

3.Gives a full route table update every                       3. Gives a full route table update every 90 seconds

30 seconds

4. Has an administrative distance of 120                          4. Has an administrative distance of 100 

5.Uses only hop count to determine the best               5. Uses bandwidth and delay of the line as metric