System Requirements\n\n *Call of Duty: Black Ops requires an initial hard drive space of approximately 24GB to download and install the game via digital download (8GB of compressed files, 8GB of decompressed files and 8GB of installed files).

Call of Duty Black Ops Download & Game Updates\n\n At launch, the download size for the standard edition of Black Ops 4 was 55 GB for PC, 51.42 GB for PlayStation 4, and 45.65 GB for Xbox One. If you need to keep your data use low, don't download Black Ops 4 online.