God of War Ragnarok sold 5.1 million units in the first week

God of War Ragnarok sold 5.1 million copies in its first week (five days) of release, making it the fastest-selling first-party launch game in PlayStation history, publisher Sony Interactive Entertainment and developer Santa Monica Studio announced.

For comparison, God of War (2018) sold 3.1 million copies in the first three days following its launch for PlayStation 4 on April 20, 2018.