This camera supports an SD|SDHC|SDXC compatible memory cards, which is typical of many digital cameras of a similar age and spec to it. SD cards are by far the most common type of memory card. They are compatible with the majority of digital cameras.
Other cameras that support an SD|SDHC|SDXC memory currently available that you might also want to consider include the Fujifilm X10[plb_1150_price], or the Canon SX280 HS[plb_2126239_price] which has better reviews.
If the memory card type of this Canon digital camera is too bad for you then you might also want to look at the Sony DSC-H400[plb_2169604_price] (MicroSD (TransFlash)|MicroSDHC|MicroSDXC|MS Duo|MS Micro (M2)|MS PRO Duo|MS PRO Duo HS|MS Pro-HG Duo|MS XC-HG Duo|SD|SDHC|SDXC).