Comics
Archie
Sonic The Hedgehog
294 Issues
The Original Sonic Comic
Archie
Sonic Universe
97 Issues
Description goes here. I really need to write some.
Archie
Sonic X
40 Issues
Description goes here. I really need to write some.
Archie
Sonic Boom
11 Issues
Description goes here. I really need to write some.
Archie
Knuckles The Echidna
32 Issues
Description goes here. I really need to write some.
Archie
Specials
40 Issues
Specials, Miniseries, Spinoffs and graphics novels published by Archie.
Fleetway
Sonic the Comic
223 Issues
Fleetway's UK Sonic Comics
Fleetway
Specials
8 Issues
Specials, Miniseries, Spinoffs and graphics novels published by Fleetway
IDW
Sonic The Hedgehog
77 Issues
IDW's newer Sonic Comics
IDW
Specials
29 Issues
Specials, Miniseries, Spinoffs and graphics novels published by IDW
Other
Other
45 Issues
Everything published by other companies, but within the Sonic universe.
DC
DC x Sonic The Hedgehog
2 Issues
DC's crossover with the STH/IDW continuity.
Fan Comics
54 Issues
Fan Produced comics. Continuations, spinoff comics, etc.