ΔE 8.7, close: similar, with a visible difference side by side. Natural Steel is a little darker, more saturated than Honed Steel.
Usually, if you are not matching paint already on the model. Close match (ΔE 9). Natural Steel is a little darker, more saturated than Honed Steel.
The same difference applies the other way round: Honed Steel is a little lighter, more muted.
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 Honed Steel on the colour wheel See Natural Steel on the colour wheel
All matches: Honed Steel equivalents · Natural Steel equivalents