If you already own one
Keep it. Both families are supported, so switching consoles for this game alone is not worth it.
Game guide
Black Ops 7 is available on both PlayStation and Xbox already, so this is not a launch platform decision. It is a question of which console you already own, or which library and price fit you better.
Stop guessing from spec lists. Run the 60-second check and see exactly where your setup lands, then fix one thing.
Interactive check
Black Ops 7 is already available everywhere, so this is not a launch-day decision. Pick what you already own, then choose what matters most.
Xbox is worth comparing if the price, library, or subscription setup fits you. Series S can be the budget option, but wait for confirmed Black Ops 7 differences if image quality matters.
Keep it. Both families are supported, so switching consoles for this game alone is not worth it.
Choose based on price, library, and online service, not unconfirmed performance claims.
PS5 and Series X are the stronger current-generation options, but confirmed performance gaps for this title are not detailed.
Both major console families already support this game.
The differences worth comparing are practical, not performance-based.
FrameReady will not invent a performance comparison that is not backed by official detail.
You can make a confident decision today without waiting on performance detail.
New official detail would let FrameReady make a sharper call.