Sony SCD-1 Super Audio CD/CD player Table 1: SACD vs CD

Table 1: Super Audio CD vs CD
	SACD (single layer)	CD
Disc diameter	120mm	120mm
Disc thickness	1.2mm	1.2mm
Playback sides	One	One
Coding system	1-bit DSD	16-bit linear PCM
Sampling frequency	2.82224MHz	44.1kHz
Disc data capacity	4700MB	780MB
Minimum pit length	0.4µm	0.83µm
Track spacing	0.74µm	1.6µm
Laser wavelength	650nm	780nm
Lens numerical aperture	0.60	0.45
Playback frequency range	DC-+100kHz	DC-20kHz
Dynamic range	More than 120dB	96dB
Maximum playing time	110 minutes (2 channels)	80 minutes
Maximum track number	255	99
Watermark	Visible "Pit Signal Processing"	None
Additional functions	Text, graphics, video, multiple Text	audio tracks