DVD+R discs

Can’t be erased or written to again. Some programs, like RecordNow, allow you to record data in multiple sessions until the disc is full.

Can’t edit a DVD+R that has been recorded as a DVD movie.

Hold up to 4.7GB – the equivalent of seven CDs.

Record up to 2 hours of video files, depending on the quality of the recording.

Are compatible with more DVD drives and players than a DVD+RW disc is.

Can be used to back up your hard disk drive files.

DVD+RW discs

Can be erased and rewritten.

Can hold up to 4.7 GB — equivalent of seven CDs.

Record up to 2 hours of video files, depending on the quality of the recording.

Can be used to back up hard disk drive files that you can update periodically.

CD-R discs

Can’t be erased or written to again. Some programs, like RecordNow, allow you to record data in multiple sessions until the disc is full.

Can hold about 80 minutes of music files, or up to 99 tracks.

Can hold up to 650 or 700 MB of data, depending on the media.

Can be used to create music CDs and storage discs for your hard disk drive files.

DVD Writer User’s Guide 25