相同的誠敬崇拜，不同的時代背景，隨著社會變遷與生活需求的差異，觀音像的造形型態千變萬化，產生了不同的美感以探究觀音佛像之造形。藉由文獻調查法與分析比較法，統整歸納出觀音像的演變。總括，隋代時的觀音像對稱而工整，整體造型偏小；唐代的觀音像造形仍是印度化式的妝扮，身型自然隨意；宋代時的觀音像簡單樸實，但威嚴十足；遼金元時代的觀音像在五官和服飾上都帶有濃厚的外族特質；明代時的觀音像裝飾華麗細緻，官式作風一板一眼；清代時的觀音像不再有神佛的氣味，卻如同凡人一般，裝飾上也趨於簡單，是為觀音佛像之造形特色。

In the different age, under the same faith to the God, the figure of Guanyin had been changed by time, and it also changed with the society and the demand of life. Observing the Guanyin's carving in different dynasties, we can conclude the developing of Guanyin's craving by using the document survey method and the analysis-comparative method. The Guanyin's carving in the Suei Dynasty was symmetrical and dainty. The Guanyin's carving in the Tang dynasty was garbed in India-like customs, much casual and easeful. The Guanyin's carving in the Song dynasty was simple but awesome. The Guanyin's craving in the Yuan dynasty looked like foreigner in dress or appearance. The Guanyin's carving in the Ming dynasty was more gorgeous and detailed. The Guanyin's carving in the Ching dynasty was not having the god's atmosphere than before, and it looks like a mortal and decorations became more and more uncomplicated.