https://wccftech.com/ghost-of-tsushima-iki-island-length-size-of-original-game-act-1/

Ghost of Tsushima Director’s Cut arrives next month with the all-new Iki Island expansion in tow, but just how much content can we expect from this DLC? Will it just be a quick snack, or something more substantial? Well, in a new interview with Push Square, Sucker Punch promised something on par – both in terms of area to explore and length – with the original game's first act set in Izuhara.

If you're familiar with Ghost of Tsushima, Iki Island is the size of, really, the first act of the main game, Izuhara. It's a big, dense story with a lot of landscape and secrets to discover.