Since Panasonic released the first professional AVCHD camcorder in autumn of 2008, then followed by Sony in the first quarter of 2010 and later Canon, JVC and Hitachi also stepped into the AVCHD market. Relatively speaking, Panasonic is the first one also currently the best one in doing this job, so it's worth our efforts to have a review of its top 3 models from Amazon market.