1. A method of image compression for dealing with consecutive images and reducing compressed sizes of the consecutive images, the method comprising: (a) loading data from a previous block and a current block of the consecutive images, wherein the previous block has a plurality previous pixels and the current block has a plurality current pixels; (b) utilizing a fuzzy comparison to analyze the previous pixels and the current pixels; (c) determining an encoding method according to a result of the fuzzy comparison; and (d) encoding the data of the current block by way of the encoding method.