ΔE 14.4, fair: the same colour family, but not a straight swap. Orange Rust is a little lighter, cooler than Transparent Brown Iron Oxide.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 14). Orange Rust is a little lighter, cooler than Transparent Brown Iron Oxide.
The same difference applies the other way round: Transparent Brown Iron Oxide 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 Transparent Brown Iron Oxide on the colour wheel See Orange Rust on the colour wheel
All matches: Transparent Brown Iron Oxide equivalents · Orange Rust equivalents