Why is there a smaller doom than a bigger one?

Question

The hard drive of the Xbox One will only hold 37.09 gigabytes of Doom Eternal. The only way to make the game smaller is to not have a single-player campaign at all.

Hagrid P Hazard · Accepted Answer

The hard drive of the Xbox One will only hold 37.09 gigabytes of Doom Eternal. The only way to make the game smaller is to not have a single-player campaign at all.

Why is there a smaller doom than a bigger one?

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