I disagree with the above and think the Man Booker was undeserved.
I loved
Wolf Hall. The fleshing out of sketchy historical information into fully realized narrative and the exploration of Cromwell's rich interior life was a tour de force.
Bring Up the Bodies, which I snapped up as soon as it was available, was a huge disappointment in comparison.
A few general comments and one spoilered one: The historical record of the Anne Boleyn period is much more detailed, so there was less scope for creativity, and it's been visited and revisited so many times that anyone with even a mild interest in Tudor England is already thoroughly familiar with the main events and players. Well, that couldn't be helped, but Mantel also slacked in her play with Cromwell's mental and emotional life. It's not exactly the Philippa Gregory treatment, but it's not up to her own standard.
One aspect that especially irritated me: