ΔE 10.6, fair: the same colour family, but not a straight swap. Bullwhack Brown is a little darker, more saturated, warmer than RAL 8020 Braun.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 11). Bullwhack Brown is a little darker, more saturated, warmer than RAL 8020 Braun.
The same difference applies the other way round: RAL 8020 Braun is a little lighter, more muted, 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 RAL 8020 Braun on the colour wheel See Bullwhack Brown on the colour wheel
All matches: RAL 8020 Braun equivalents · Bullwhack Brown equivalents