DVD-R (Recordable)

DVD-R (DVD-Recordable) is a once only recording format for the storage of video and data, it can store 4.7GB (4.38GB in computing terms)
Most existing DVD players can play correctly authored and recorded DVD-R's (Depending on the make and manufacturer of media used)
Almost all new DVD players can play DVD-R discs making it the most compatible recording format on the market.
DVD-R is an official "DVD-Forum" format and so can bear the familiar DVD logo.DVD-RW (DVD-ReWritable) is a re-recordable recording format for the storage of video and data, it can store 4.7GB (4.38GB in computing terms)
A wide range existing DVD players can play correctly authored and recorded DVD-RW's (Depending on the make and manufacturer of media used)
Almost all new DVD players can play DVD-RW.
DVD-RW is an official "DVD-Forum" format and so can bear the familiar DVD logo.
On home DVD recorders there are two recording modes for DVD-RW:
"Video Mode" allows for linear non editable recording that is compatible with most existing DVD players
"VR Mode" That allows for a full range of none linear editing options, similar to minidisc but only playable on the recorder itself or machines that show the RW-Compatible logo below.