Well, on average it has .1% less carbon.
That is all that the Stats will say.
10% less Carbon.
A little less edge holding - not usually enough to notice but more toughness at any hardness.
The Real Advantage is that 1085 is a WHOLE lot easier to heat treat for most makers.
1085 gets to full hard - all the way through - easier and quenches more evenly with less chance of damage.