In addition to technological development, the key to the success of personalized production is to increase customer acceptance by considering them as key strategic factors. However, there is a lack of attempts to approach smart factory from the end-user’s perspective, particularly with regard to personalized products that may be more expensive, of lower quality, and have lower customer service levels than existing products. These practical limitations of personalized products may be perceived as a risk by consumers. This study examines consumers’ perception of price, quality, and consumer service, as well as their preference for personalized products and types of customization. The results indicate that consumers’ willingness to pay a premium for personalized products was found, while their tolerance for quality reduction was extremely low, and their tolerance for service degradation was low. In addition, it was found that there was a preference for personalized products, and among the three customized types, option selection customized types were the most preferred. This study provides practical implications by analyzing realistic factors that companies should consider when supplying personalized products.