It has been confirmed by Bethesda’s VP of Marketing and PR, Peter Hines that the upcoming Fallout 4 DLC ‘Far Harbour’ will be extremely large in scale. He went as far as to say that it will be bigger than the biggest expansion for The Elder Scrolls 4: Oblivion ‘Shivering Isles’. This was confirmed in a Twitter conversation when Hines was questioned about the scale of ‘Far Harbour’
Far Harbour will be released in May for $39.95.
@SirCabbage it's bigger in size than Shivering Isles. I asked.