ΔE 6.7, close: similar, with a visible difference side by side. Cavalry Brown is a little darker than Burnt Offering.
Usually, if you are not matching paint already on the model. Close match (ΔE 7). Cavalry Brown is a little darker than Burnt Offering.
The same difference applies the other way round: Burnt Offering is a little lighter.
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 Burnt Offering on the colour wheel See Cavalry Brown on the colour wheel
All matches: Burnt Offering equivalents · Cavalry Brown equivalents