Usually good to wait a week or two until you read critic reviews of an album but in this case what is interesting is not so much the reviews but that the aggregate is almost the exact same as "Sigh no More"
http://www.metacritic.com/person/mumford-sons If you are in the mood for Mumford it is good but it just feels bloating at this point. Not expecting the 3rd album to be any different either.