ΔE 7.3, close: similar, with a visible difference side by side. Aged Metal is a little lighter, more saturated, cooler than Orgoth Bronze.
Usually, if you are not matching paint already on the model. Close match (ΔE 7). Aged Metal is a little lighter, more saturated, cooler than Orgoth Bronze.
The same difference applies the other way round: Orgoth Bronze is a little darker, more muted, warmer.
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 Orgoth Bronze on the colour wheel See Aged Metal on the colour wheel
All matches: Orgoth Bronze equivalents · Aged Metal equivalents