99% of Colorado voters voted by mail with record turnout. There is no voter id when you vote by mail, only when you register. Moreover, Colorado accepts significantly more forms of ID for registration than does Georgia.

https://www.thedenverchannel.com/news/politics/colorado-vote...

https://www.sos.state.co.us/pubs/elections/vote/acceptableFo...

https://sos.ga.gov/index.php/elections/georgia_voter_identif...