ΔE 8.4, close: similar, with a visible difference side by side. Alizarin Crimson Hue is a little lighter, cooler than Banner Red.
Usually, if you are not matching paint already on the model. Close match (ΔE 8). Alizarin Crimson Hue is a little lighter, cooler than Banner Red.
The same difference applies the other way round: Banner Red is a little darker, 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.
See Banner Red on the colour wheel See Alizarin Crimson Hue on the colour wheel
All matches: Banner Red equivalents · Alizarin Crimson Hue equivalents