ΔE 9.2, close: similar, with a visible difference side by side. Aged Metal is a little darker, more muted than Champagne Gold Anodized Aluminum.
Usually, if you are not matching paint already on the model. Close match (ΔE 9). Aged Metal is a little darker, more muted than Champagne Gold Anodized Aluminum.
The same difference applies the other way round: Champagne Gold Anodized Aluminum is a little lighter, more saturated.
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 Champagne Gold Anodized Aluminum on the colour wheel See Aged Metal on the colour wheel
All matches: Champagne Gold Anodized Aluminum equivalents · Aged Metal equivalents