ΔE 6.3, close: similar, with a visible difference side by side. Advanced Flesh Tone is cooler than Eldar Flesh.
Usually, if you are not matching paint already on the model. Close match (ΔE 6). Advanced Flesh Tone is cooler than Eldar Flesh.
The same difference applies the other way round: Eldar Flesh is 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 Eldar Flesh on the colour wheel See Advanced Flesh Tone on the colour wheel
All matches: Eldar Flesh equivalents · Advanced Flesh Tone equivalents