In this article, major Sunni exegetical works will be analysed from various perspectives. First of all, we will concentrate on the degree (ratio) of the objectivity of the traditional definition and classification of Sunni exegesis. And then we will deal with the question why these exegetical works were being composed, what are the real factors and motives behind their compilation. The notion of their uniqueness and originality will also be discussed under a different sub-heading. Finally, we will give a brief information about main basic sources of Sunni exegetical understanding.