https://community.usa.canon.com/t5/Professional-Video/Vixia-HF20-UHS-SDHC-card/m-p/206324#M1321 <P>Hi Nisaea,</P><P>&nbsp;</P><P>Thank you for posting.</P><P>&nbsp;</P><P>Compatibility with cards that are UHS (Utra High Speed) compliant cannot be guaranteed. While these cards should be backward compatible with older memory card standards, not all of them will work. Please check with the card manufacturer for details regarding backward compatibility with the Speed Class 10 or Speed Class 6 card standards.</P> Sun, 16 Apr 2017 00:13:54 GMT Richard 2017-04-16T00:13:54Z https://community.usa.canon.com/t5/Professional-Video/Vixia-HF20-UHS-SDHC-card/m-p/206317#M1320 <P>Hello,&nbsp;</P><P>&nbsp;</P><P>Is the old vixia HF20 camcorder compatible with the newer and much faster UHS cards? I know the camcorder will be the bottle neck, but I just want to make sur the camcorder will recognize the cards.&nbsp;</P><P>&nbsp;</P><P>Thanks!</P> Sat, 15 Apr 2017 20:55:19 GMT https://community.usa.canon.com/t5/Professional-Video/Vixia-HF20-UHS-SDHC-card/m-p/206317#M1320 Nisaea 2017-04-15T20:55:19Z https://community.usa.canon.com/t5/Professional-Video/Vixia-HF20-UHS-SDHC-card/m-p/206324#M1321 <P>Hi Nisaea,</P><P>&nbsp;</P><P>Thank you for posting.</P><P>&nbsp;</P><P>Compatibility with cards that are UHS (Utra High Speed) compliant cannot be guaranteed. While these cards should be backward compatible with older memory card standards, not all of them will work. Please check with the card manufacturer for details regarding backward compatibility with the Speed Class 10 or Speed Class 6 card standards.</P> Sun, 16 Apr 2017 00:13:54 GMT https://community.usa.canon.com/t5/Professional-Video/Vixia-HF20-UHS-SDHC-card/m-p/206324#M1321 Richard 2017-04-16T00:13:54Z