My 04 gets 28.8 MPG all the time. In other words it will go about 345 miles on 13 gallons. Of gas. I use premium grade gas it is the S model with 87 k miles on it.
The 2009 MINI Cooper runs on premium unleaded (required).
The 2011 MINI Cooper runs on premium unleaded (required).
The 2004 MINI Cooper runs on premium unleaded (required).
The 2010 MINI Cooper runs on premium unleaded (required).
The 2003 MINI Cooper runs on premium unleaded (required).
The 2006 MINI Cooper runs on premium unleaded (required).
The 2012 MINI Cooper runs on premium unleaded (required).
The 2005 MINI Cooper runs on premium unleaded (required).
The 2008 MINI Cooper runs on premium unleaded (required).
The 2002 MINI Cooper runs on premium unleaded (required).
The 2007 MINI Cooper runs on premium unleaded (required).