DVD and Blu-ray Comparison

What is DVD?

What is Blu-ray Disc, AVCHD, and HD DVD

Wikipedia Optical storage media writing and reading speed

720×480 (NTSC), 720×576 (PAL)

MPEG1 or MPEG2 video codecs

Video ~1.38 MBs/second

MP1, MP2, AC3, DTS, PCM audio codecs

Audio ~448 Kilobits/second

Color: SMPTE170M

1920×1080, 1280×720

H.264 4.1, VC1, MPEG2

Video ~4.5 MBs/second