canon 500d vs 550d

has continuous autofocus when recording movies. argentina vs mexico 2010 Canon EOS 500D. argentina vs mexico 2010 Canon EOS 700D When recording movies they stay focussed and sharp has a microphone input Canon EOS 500D Canon EOS 700D A microphone port allows connecting external high-end or specialized microphones has a socket for a 3 5 mm audio jack