- Even though Getter Robo, Great Mazinger and UFO Robo Grendizer are not in Super Robot Wars K, there are two variations on the Final Dynamic Special: one done by Boss Borot and one done by Gustadio, one of the Big Bad's mecha.
- Ken and Ray can survive their canon deaths.
- Unlike in the Fafner canon, Maya sorties in the Mark Sieben very shortly after the acquisition of the Mark Sein.
- During Phantom Pain's attack on Berlin, Sting uses a Destroy Gundam as well. He and the members from Stargazer also do not meet their end until the final battle around Neo-Genesis.
- Instead of a separate planet, Zi is a remote area generally blocked off from the rest of the world through absurdly high mountains.
- Fan Nickname: Super Robot War K's plot is focused on redeeming Cagalli, to the point where Japanese fan name for the game is Super Robot Wars Kagari.