ΔE 7.7, close: similar, with a visible difference side by side. Flat Earth is more muted, warmer than Dark Honey.
Usually, if you are not matching paint already on the model. Close match (ΔE 8). Flat Earth is more muted, warmer than Dark Honey.
The same difference applies the other way round: Dark Honey is more saturated, 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.
See Dark Honey on the colour wheel See Flat Earth on the colour wheel
All matches: Dark Honey equivalents · Flat Earth equivalents