It's about as much as an HDTV Television Show (30 Minutes)
(a.k.a. High Definition television, a.k.a. HD) (digital signal, QAM-256; 30 minutes)
Broadcast cable HDTV signals contain about 2.4 megabytes (mB) of data per second, or 4,320 megabytes in a thirty-minute television show. The first High Definition television broadcast was news footage from John Glenn's 1998 mission on the space shuttle Discovery.
It's about nine-tenths as much as a DVD
In other words, 4,320 megabytes is 0.9 times the amount of a DVD, and the amount of a DVD is 1.1 times that amount.(a.k.a. digital video disc) (single-side, single-layer; DVD-5 specification)
A typical capacity digital video disc will hold 4,800 megabytes of data. Such disks are 1.2 mm (0.047 in) thick.
It's about six times as much as a Compact Disc
In other words, 4,320 megabytes is 5.859 times the amount of a Compact Disc, and the amount of a Compact Disc is 0.1707 times that amount.(80-minute, 360,000 sector disc; "Red Book" specifications)
A typical, 80-minute capacity compact disc, commonly known as a 700 megabyte (mB) disc will actually hold 737.3 megabytes (mB) of data. Such disks are 1.2 mm (0.047 in) thick.
It's about one-tenth as much as a Blu-ray Disc
In other words, 4,320 megabytes is 0.09 times the amount of a Blu-ray Disc, and the amount of a Blu-ray Disc is 12 times that amount.(a.k.a. BD) (dual-layer; Blu-ray disc)
A typical Blu-ray disc will hold 51,000 megabytes of data. The increase in capacity versus a standard DVD is possible because of the smaller wavelength of blue light — 405 nanometers instead of 650 nanometers for the red laser light used in a DVD.
It's about one-fifteenth as much as Wikipedia
In other words, 4,320 megabytes is 0.1 times the amount of Wikipedia, and the amount of Wikipedia is 13 times that amount.(2009 figures) (all languages)
As of 2009, Wikipedia held 54,000 megabytes of publicly written and edited encyclopedia articles on 14.5 million subjects as well as associated commentary and discussion. Wikipedia is among the ten most popular websites on the Internet and the only non-profit entity in that group.
It's about one-fortieth as much as an iPod
In other words, 4,320 megabytes is 0.026 times the amount of an iPod, and the amount of an iPod is 38 times that amount.(a.k.a. Apple iPod) (2010 figures; for iPod classic, sixth generation)
A sixth-generation, iPod classic MP3 player offers a storage capacity of 164,000 megabytes. Data is stored in the unit's hard drive, a 5,400 RPM SATA drive, which measures about 30 sq. cm (5 sq. in)
It's about 800 times as much as The Complete Works of William Shakespeare
In other words, 4,320 megabytes is 820 times the amount of The Complete Works of William Shakespeare, and the amount of The Complete Works of William Shakespeare is 0.001 times that amount.(ASCII, plain text)
The Complete Works of William Shakespeare would occupy about 5.3 megabytes (mB) when written in plain text without formatting. These works include 38 definitively-attributed plays — 11 tragedies, 17 comedies, and 10 tragedies — as well as 154 sonnets and numerous other poems.