https://community.usa.canon.com/t5/Camcorders/XC15-305mb-s-vs-XF400-and-XF705-160mb-s/m-p/320289#M1154 <P>Hi.&nbsp; I have the first two cameras.&nbsp; Since all shoot in MXF, how is it that the XC15 data rate is double these two XFs.&nbsp; Since it is not shooting raw, why the huge file size?</P><P>&nbsp;</P><P>I understand it is a B camera to the cimema EOS camcorders, but is the XC15 image better than the 705?</P> Thu, 01 Oct 2020 18:36:55 GMT NickMDal 2020-10-01T18:36:55Z https://community.usa.canon.com/t5/Camcorders/XC15-305mb-s-vs-XF400-and-XF705-160mb-s/m-p/320289#M1154 <P>Hi.&nbsp; I have the first two cameras.&nbsp; Since all shoot in MXF, how is it that the XC15 data rate is double these two XFs.&nbsp; Since it is not shooting raw, why the huge file size?</P><P>&nbsp;</P><P>I understand it is a B camera to the cimema EOS camcorders, but is the XC15 image better than the 705?</P> Thu, 01 Oct 2020 18:36:55 GMT https://community.usa.canon.com/t5/Camcorders/XC15-305mb-s-vs-XF400-and-XF705-160mb-s/m-p/320289#M1154 NickMDal 2020-10-01T18:36:55Z https://community.usa.canon.com/t5/Camcorders/XC15-305mb-s-vs-XF400-and-XF705-160mb-s/m-p/321342#M1155 <P>Answer: 305 mb/s results from intraframe recording, in which each frame is saved as an image.&nbsp; Better in editing, but much bigger.&nbsp; Definitely not better than the 705, which has a different file format.</P><P>&nbsp;</P><P>The XF400 uses long GOP, which is processor intensive during editing.&nbsp; So best to record XF400 footage to a recorder, saving pro-res or similar format.</P> Mon, 19 Oct 2020 21:26:52 GMT https://community.usa.canon.com/t5/Camcorders/XC15-305mb-s-vs-XF400-and-XF705-160mb-s/m-p/321342#M1155 NickMDal 2020-10-19T21:26:52Z