Abstract: For the measurement method of  user experienceof food packaging, a measurement model of user experience was proposed based on the differences in cognitive psychology. The user experience of food packaging was considered as a flowing systematic process, the last measuring result consists of the cognitive result and the differences result, the cognitive result reflects the user’s perception of the actual perception of food packaging, the differences result reflects the gap between user expectations and the actual perception. The main factors causing the user cognitive differences were identified based on the measurement model, which can provide help for later improvement of food packaging