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Skip Navigation LinksPC Authority > News > Blu-ray / HD-DVD Technical Specification Comparison Chart
Blu-ray / HD-DVD Technical Specification Comparison Chart
NEWS

Blu-ray / HD-DVD Technical Specification Comparison Chart

by Samsung Electronics  on Oct 31, 2006
Parameters Blu-ray HD-DVD
Storage Capacity 25GB (single-layer)
50GB (dual-layer)		 15GB (single-layer)
30GB (dual-layer)
Laser wavelength 405nm (blue laser) 405nm (blue laser)
Numerical aperture (NA) 0.85 0.65
Disc diameter
Disc thickness		 120mm
1.2mm		 120mm
1.2mm
Protection layer
Hard coating		 0.1mm
Yes		 0.6mm
No
Track pitch 0.32µm 0.40µm
Data transfer rate (data)
Data transfer rate (video/audio)		 36.0Mbps (1x)
54.0Mbps (1.5x)		 36.55Mbps (1x)
36.55Mbps (1x)
Video resolution (max)
Video bit rate (max)		 1920x1080 (1080p)
40.0Mbps		 1920x1080 (1080p)
28.0Mbps
Video codecs MPEG-2
MPEG-4 AVC
SMPTE VC-1		 MPEG-2
MPEG-4 AVC
SMPTE VC-1
Audio codecs Linear PCM
Dolby Digital
Dolby Digital Plus
Dolby TrueHD
DTS Digital Surround
DTS-HD		 Linear PCM
Dolby Digital
Dolby Digital Plus
Dolby TrueHD
DTS Digital Surround
DTS-HD
Interactivity BD-J iHD


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