E-103 Delta (disambiguation)

E-103 Delta may refer to:

Characters

 * E-103 Delta, the character in the Sonic the Hedgehog video games.
 * E-103 Delta (Archie), the character in the Sonic the Hedgehog comic series and its spin-offs published by Archie Comics.
 * E-103 Delta (Pre-Super Genesis Wave), the version of E-102 Gamma before the Super Genesis Wave.
 * E-103 Delta (Sonic X), the character in the anime series Sonic X.