ΔE 6.8, close: similar, with a visible difference side by side. RLM 80 Olive Green is more saturated, cooler than Tundra Taupe.
Usually, if you are not matching paint already on the model. Close match (ΔE 7). RLM 80 Olive Green is more saturated, cooler than Tundra Taupe.
The same difference applies the other way round: Tundra Taupe is more muted, 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 Tundra Taupe on the colour wheel See RLM 80 Olive Green on the colour wheel
All matches: Tundra Taupe equivalents · RLM 80 Olive Green equivalents