@if ®afiq said:They both target different parts of the pecs. Incline will give you greater volume on the top part (harder to achieve) and decline will give mass to the lower part. To have a good chest you should do both.
Reeve said:in terms of pressups isnt it reversed?? im assuming when a person does a decline pressup their feet are in a higher postion than their body/head when they are 'relaxed' if thats the right word