What is the storage capacity of a DVD?

There are a number of different DVDs with various storage capacities, including DVD-5, DVD-9 and DVD-10. DVD-5 - 4.7 Gigabytes capacity. It is single layer and single sided with up to 133 minutes of video. DVD-9 - 8.54 Gigabytes capacity. It is dual layer and single sided with up to 240 minutes of video. DVD-10 - 9.4 Gigabytes capacity. It is single layer and two sided. Conventional DVD printing is not an option for DVD-10s because both sides of the disc must be readable. This means only printing on the hub of the disc is available. ... more