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CD & DVD
Video File Comparison.
 
Format VCDSVCD (super VCD)DVD
Resolution
NTSC/PAL		352x240
352x288		480x480
480x576		720x480
720x576
Video CompressionMPEG1MPEG2MPEG2,
MPEG1
Video bitrate1150kbps~2000kbps~5000kbps
Audio CompressionMP1MP1MP1, MP2, AC3,
DTS, PCM
Audio bitrate224kbps~224kbps~448kbps
Size/min10 MB/min10-20 MB/min30-70 MB/min
Hours/DVDN/AN/A1-2 hrs
Hours/Dual Layer DVDN/AN/A2-4 hrs
DVD Player CompatibilityGreatGoodExcellent
Computer CPU UsageLowHighVery High
QualityGoodGreatExcellent

The video quality depends on the bitrate and the video resolution, higher bitrate and higher resolution generally means better video quality but bigger file size

*Remark:
kbps = thousand bits per second
Mbps = million bits per second
~ approximately bitrate, it can be higher or lower
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