Do not have either. Of my 4 1911 10mm variants, two are DW, one is a Ruger and one is a 1990 Colt Delta Gold Cup.
Do have a number of SA 1911s in 45ACP and 9mm, and lots of Colts so some thoughts are.... The Colt has the Series 80 mechanical firing pin safety I think. The Colt does not...