List of Sonic X episodes

The following is a list of episode summaries of Sonic X, an anime based on the Sonic the Hedgehog video game series. Its original run was on Sundays from 6 April 2003 to 28 March 2004 with 52 episodes in total which are collectively known as Japanese "Series 1". Episodes 53-78, which are collectively known as "Series 2", never aired on TV or released on DVD in Japan but were available through rental streaming services. These episodes were first broadcast on TV in some other countries before they aired on US/UK Television.

The English dub of the episodes were produced by 4Kids Entertainment (which aired on FOX on the Saturday morning block FoxBox, later renamed 4Kids TV, from 2003 to 2006). Episodes 1-52 were split were referred to as Seasons 1 and 2, each 26 episodes long, and episodes 53-78 were referred to as Season 3. However, the Saga Set DVD releases split the first two seasons further into six seasons, with each set containing 13 episodes.

Japan
The episodes were split up and released in VHS and DVD volumes. Volumes 1-10 were also released in "Hi-Spec" DVD formats.

United States
In the U.S., episodes 1-52 were released in ten single-disc releases:

These episodes were re-released in "Saga" sets:

Episodes 53-78 made their way to the U.S. in two thirteenth-episode box sets:

United Kingdom
In the United Kingdom, episodes 1-8 were released in four single-disc releases:

Australia
In Australia, 17 volumes of Seasons 1 and 2 were released by MRA Entertainment in 2005, which featured three episodes per disc (excluding Volume 4 which featured four episodes). They also feature a trailer of Sonic Mega Collection Plus.