The LX15 is a recent model that features in the current product line-up of Panasonic. In contrast, the Canon R has been discontinued (but can be found pre-owned on ebay ). There has not been a direct replacement model for the Canon R from Canon. Further information on the features and operation of the Canon R and LX15 can be found, respectively, in the Canon R Manual (free pdf) or the online Panasonic LX15 Manual.