AMT-4 (A-24m) Green vs Uniform Green

How close are they?

ΔE 8.7, close: similar, with a visible difference side by side. Uniform Green is more muted, cooler than AMT-4 (A-24m) Green.

Can I use Uniform Green instead of AMT-4 (A-24m) Green?

Usually, if you are not matching paint already on the model. Close match (ΔE 9). Uniform Green is more muted, cooler than AMT-4 (A-24m) Green.

Can I use AMT-4 (A-24m) Green instead of Uniform Green?

The same difference applies the other way round: AMT-4 (A-24m) Green is more saturated, 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.