Not sure if this has been published before, but I find this makes it easier to compare Mobil 1 flavors compared to their table or website.
http://www.mobiloil.com/USA-English-LCW/carengineoils_product-comparison-chart.aspx
So, in conclusion M1 EP & AFE have more additive for startup protection.
http://www.mobiloil.com/USA-English-LCW/carengineoils_product-comparison-chart.aspx
So, in conclusion M1 EP & AFE have more additive for startup protection.