What makes high-definition television (HDTV) better than standard-definition television (SDTV)?
A. The biggest difference between HDTV and SDTV are the number scan lines displayed on the screen at one time. SDTV has a total of 525 possible scan lines. HDTV, on the other hand, has a maximum potential for 1,080 scan lines. These addition lines of resolution give HDTV the ability to display a picture 4x better than SDTV.
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