ΔE 8.2, close: similar, with a visible difference side by side. Space Wolves Grey is a little darker, warmer than Battleship Grey.
✓ Herrick Games paint comparison chart lists these two as equivalents.
Usually, if you are not matching paint already on the model. Close match (ΔE 8). Space Wolves Grey is a little darker, warmer than Battleship Grey.
The same difference applies the other way round: Battleship Grey is a little lighter, 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 Battleship Grey on the colour wheel See Space Wolves Grey on the colour wheel
All matches: Battleship Grey equivalents · Space Wolves Grey equivalents