Have a look at these preview trailers on youtube and compare the framing with the Blu-Ray/DVD -
https://www.youtube.com/watch?v=puWYeyHbxzE
https://www.youtube.com/watch?v=N0EZN15u26k
Some scenes, which were shot using 70mm (2.20:1 native) are slightly cropped at the sides. 90% of the film was done on super 35. And no, not all VFX plates were done on 70mm. Many plates are Super 35. They are all open-matte.
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Sorry about that.