What is the difference between DVD-R and DVD+R and what are they used for?

Answer 1

DVD-R and DVD+R

Short for Short for DVD-Recordable, a recordable DVD format similar to CD-R. A DVD-R can only record data once and then the data becomes permanent on the disc. The disc can not be recorded onto a second time. There also are two additional standards for DVD-R disks: DVD-RG for general use, and DVD-RA for authoring, which is used for mastering DVD video or data and is not typically available to the general public. DVD-R, DVD-RW and DVD-RAM are supported by Panasonic, Toshiba, Apple Computer, Hitachi, NEC, Pioneer, Samsung and Sharp. These formats are also supported by the DVD Forum.

Short for DVD+Recordable, a recordable DVD format similar to CD-R. A DVD+R can only record data once and then the data becomes permanent on the disc. The disc can not be recorded onto a second time. DVD+R and DVD+RW formats are supported by Philips, Sony, Hewlett Packard, Dell, Ricoh, Yamaha and others.

Answer 2

They are just 2 different formats for write-once dvd. Older dvd players/burners can only read or write on one of these format, newer dvd players/burners can do both.

Answer 3

one plays dvd only the other can record to dvd

Answer 4

They are a different format.. Just barely though. You can tell what your computer will accept by looking at the drive. It will clearly state what format it accepts with a simple + or -.