A multimedia file transmission method, which relates to the fields of data transmission and image processing, includes acquiring network information; determining a transmission version of a multimedia file according to the network information, where different transmission versions are corresponding to different multimedia file quality; and transmitting the multimedia file according to the transmission version. The network information is automatically acquired, and the transmission version of the multimedia file is automatically determined according to the network information, which not only saves an operation of manually selecting, by a user, a transmission version and reduces operation complexity, but also improves appropriateness of determining a transmission version.