ΔE 10.0, fair: the same colour family, but not a straight swap. Gold Rush is warmer than Auric Armour Gold.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 10). Gold Rush is warmer than Auric Armour Gold.
The same difference applies the other way round: Auric Armour Gold is cooler.
ΔE is the colour difference between our two swatch estimates: under about 6 is close, over about 15 is loose. Real paints also differ in finish, coverage and how they thin, so test before you commit.
See Auric Armour Gold on the colour wheel See Gold Rush on the colour wheel
All matches: Auric Armour Gold equivalents · Gold Rush equivalents