What is the difference between DVD-5, DVD-9, DVD-10, DVD-18, and Blu-ray DVDs?

DVD-5 DVD 5 replication is a single-sided and single layered DVD. It is referred to as 4.7GB media which holds 4.37 computer GB (1 kilobyte = 1024 bytes) which is just over 2 hours of audio and video. DVD-R/RW and …