This study aimed to analyze the Effect of Brand Image, Promotion and Product Quality to Purchase Decision. This study aims to analyze the influence of Brand Image, Promotion and Product Quality to Purchase Decision. The number of samples in use as many as 110 respondents of Smartphone Oppo users in Purbalingga district through multiple regression analysis with SPSS. The results of this study showed that the Brand Image(x1), and Product Quality(x3). Have significantly positive effect on Oppo Smartphone purchase decision in Purbalingga sub-district. Promotion(x2) hase insignificantly positive effect on Oppo Smartphone purcase decision. Simultaneously, Brand Image(x1), Promotion(x2) and Product Quality(x3) have effects toward the purchase decision of Smartphone Oppo in Purbalingga sub-district.