Cremeweiss vs Aged White

How close are they?

ΔE 6.1, close: similar, with a visible difference side by side. Aged White is a little darker, warmer than Cremeweiss.

Can I use Aged White instead of Cremeweiss?

Usually, if you are not matching paint already on the model. Close match (ΔE 6). Aged White is a little darker, warmer than Cremeweiss.

Can I use Cremeweiss instead of Aged White?

The same difference applies the other way round: Cremeweiss is a little lighter, 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.