ΔE 7.1, close: similar, with a visible difference side by side. Hansa Yellow Medium is a little lighter than Maize Yellow. They are different kinds of paint: Army Painter Maize Yellow is a one-coat contrast-style paint and Golden Hansa Yellow Medium is an opaque base/layer 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 7). Hansa Yellow Medium is a little lighter than Maize Yellow. They are different kinds of paint.
The same difference applies the other way round: Maize Yellow is a little darker.
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 Maize Yellow on the colour wheel See Hansa Yellow Medium on the colour wheel
All matches: Maize Yellow equivalents · Hansa Yellow Medium equivalents