ΔE 12.7, fair: the same colour family, but not a straight swap. Starship Steel is much more saturated than Honed Steel.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 13). Starship Steel is much more saturated than Honed Steel.
The same difference applies the other way round: Honed Steel is much 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 Starship Steel on the colour wheel
All matches: Honed Steel equivalents · Starship Steel equivalents