older than the dinosaurs
16 or 15.
4 years
Tails is 4 and a half from the Sonic Wiki page. Sonic is about 11 because Tails is 8 in Sonic X and Sonic is 15 in Sonic X.
Sonic is about 13 years old on Sonic Underground. On the Sonic Wiki it says Sonic is 17 years old.
In every Sonic game Sonic is about 15 years old.
Not really, Sonic Unleashed was on xbox 360, wii, and some other consoles. An old sonic would be on a cartridge but Sonic Unleashed was on a disc, so it's not that old. 2008 was when it came out, but no Sonic Unleashed is not an old sonic game.
He is 15 years old.
Sonic Colors came out after Sonic 4 EP: 1.
Sonic in all modern games is 15 years old.
Sonic 4 comes out June 16.
17
a old sonic character in the old tv show and comics