In what ways were Babylonian and Hittite empires alike, and how were they different?

First, the Babylonian empire had already set up in the middle east and established city-states, whereas the Hittite arrived to conquer land and establish colonies. The Hittites could smelt iron for weapons giving them a strong military. Around 1200 B. C. they struggled with famine while being attacked by Mediterranean invaders, known as sea people, and by nomad tribes in the east this was their down fall. From 1595 B. C. to 625 B. C. the Babylonians were under rule from invaders until a general known as Nabopolassar drove out the invaders and became king. Soon after Their great new empire emerged.