With Canon entering the landscape of mirrorless cameras, there has been major speculation on the specifics of the new technology. The prospect of a compact camera with interchangeable lens options is exciting, but the question remains as to whether it will compete with or surpass rival models. The specifications for the EOS M have just been updated to include new video, compression and lens options. Weighing in at just under 300g (with lens and battery), this piece looks to be a major progression in digital consumer photography. Further detailed specs are now offered through Photo Rumors.