A differentiating characteristic between Egyptian civilization and Sumerian civilization was that the Egyptians did not have to contend with hostile and unpredictable environment.
Egyptian civilization was one which was developed along the Nile River in large part because the river's annual flooding ensured reliable, rich soil for growing crops.
The major propelling force of this civilization was agriculture. The Egyptian civilization saw Repeated struggles for political control of Egypt showed the importance of the region's agricultural production and economic resources.
Sumerian civilization was an ancient civilization founded in the Mesopotamia region of the Fertile Crescent situated between the Tigris and Euphrates rivers.
One important similarity between the Egyptian civilization and the Sumerian civilization was that both civilizations depended on natural water bodies for agricultural purposes.
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