ΔE 8.7, close: similar, with a visible difference side by side. Nickel Azo Yellow is more muted than Meteor Rock. They are different kinds of paint: Army Painter Meteor Rock is an opaque base/layer paint and Golden Nickel Azo Yellow is an ink, glaze or transparent paint, so they won’t behave the same on the model even where the colour is close.
Usually, if you are not matching paint already on the model. Close match (ΔE 9). Nickel Azo Yellow is more muted than Meteor Rock. They are different kinds of paint.
The same difference applies the other way round: Meteor Rock is 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 Meteor Rock on the colour wheel See Nickel Azo Yellow on the colour wheel
All matches: Meteor Rock equivalents · Nickel Azo Yellow equivalents