The purpose of this study is to analyze the formative characteristics and the aesthetic values of the Power suit in 1980s and the images of the Power suit styles shown in 08/09 F/W, 09 S/S, 09/10 F/W and 10 S/S collections. The results of this study are as follows: 1) The aesthetic values of the Power suit in 1980s are authority, sexuality and luxury to express the power, body and wealth. Authority is represented in wide and hard shoulders with pads and dark colors with stripe and no patterns. Sexuality is represented in tight waist jacket and tight skirt. Luxury is represented in luxurious fabrics and handicraft ornaments. 2) The Power suit styles shown in collections are expressed in classic, romantic, avant-garde and ethnic images: Classic images appeared in jacket which exaggerated shoulders with pads, mini skirt, tapered pants, dark colors with stripe and check patterns, rough materials and a waist belt. Romantic images are represented in the skirt with an asymmetric hem, pastel and splendid colors, lace and silk, romantic details made with gathers and flounces and fantastic accessories. Avant-garde images appeared in the deformed jacket, unperfected skirt, special materials and exaggerated accessories. Ethnic images are represented in big silhouette forms with wide shoulders jacket and wide pants, ethnic patterns, gold, orange and other vivid colors and ethnic accessories.