Here’s comparative review  Sony Handycam HDR-TG1 and Sanyo Xacti HD1000.

neither is really better than another, each with its own advantages and weaknesses. But in general, prefer the professionals Sanyo Xacti HD1000 thanks to the optical options, the possibility of an external microphone and the multitude of other options, which suits customers needs. Sony, with its Handycam HDR-TG1, aims to clear the general public who want HD in his / her bag, without any extras loses in the field of ergonomics and the menus, if you are apt to change theHDR-TG1 institutions.