Comparison to the other titles:
C-like:
Sys Title LTD Units As of
Wii Super Smash Bros. Brawl 13.290.000 Sep. 2018
NSW Super Smash Bros. Ultimate 12.080.000 Dec. 2018
3DS Super Smash Bros. for Nintendo 3DS 9.450.000 Dec. 2018
GCN Super Smash Bros. Melee 7.410.000 Mar. 2013
N64 Super Smash Bros. 5.550.000 Dec. 2014
WiU Super Smash Bros. for Wii U 5.350.000 Sep. 2018
Total 53.130.000