All details of changes made to the Black Widow (2021) blu-ray can be found in the torrent file listing.

English, English subtitles for the foreign language parts only and Spanish subtitles are also included in this release as well as the Atmos TrueHD 7.1 audio track from the 4K Ultra-HD blu-ray and chapter listings.


Here are some screencap comparisons:


Blu-ray 1:



Regraded 1:



Blu-ray 2:



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Blu-ray 3:



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Blu-ray 4:



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Blu-ray 5:



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Blu-ray 6:



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Blu-ray 7:



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Blu-ray 8:



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Video
ID : 1
Format : AVC
Format/Info : Advanced Video Codec
Format profile : [email protected]
Format settings, CABAC : Yes
Format settings, RefFrames : 4 frames
Codec ID : V_MPEG4/ISO/AVC
Duration : 2 h 13 min
Bit rate mode : Variable
Bit rate : 20.5 Mb/s
Maximum bit rate : 29.0 Mb/s
Width : 1 920 pixels
Height : 1 080 pixels

Audio
ID : 2
Format : TrueHD
Format profile : TrueHD+Atmos / TrueHD
Codec ID : A_TRUEHD
Duration : 2 h 13 min
Bit rate mode : Variable
Bit rate : 4 284 kb/s
Maximum bit rate : 7 737 kb/s
Channel(s) : Object Based / 8 channels
Channel positions : Object Based / Front: L C R, Side: L R, Back: L R, LFE
Sampling rate : / 48.0 kHz
Frame rate : 1 200.000 FPS (40 SPF)
Compression mode : Lossless
Stream size : 4.00 GiB (17%)
Language : English
Default : Yes
Forced : No