3.0
3.0 may refer to:

Music 
 3.0 (Marc Anthony album), 2013
 3.0 (Chicago Poodle album), 2013
 3.0 (Safri Duo album), 2003

Other uses 
 2point0, professional wrestling tag team formerly known as 3.0
 BMW 3.0, car

See also
 
 
 Version 3.0, 2009 album by Marie-Mai