There were four models available in 2004 (all were four door models). The curb weights are as follows:
Sedan = 3086
LE Sedan = 3142
SE Sedan = 3186
XLE Sedan = 3219
Each of these models were also made available in a 6-cyl model which could add a slight increase in weight, but those versions would have been sold at an upcharge and would be less common.
The curb weight of the 2008 Toyota Camry is 3263 lbs..
The curb weight of the 2012 Toyota Camry is 3190 lbs..
The curb weight of the 2009 Toyota Camry is 3263 lbs..
The curb weight of the 2010 Toyota Camry is 3263 lbs..
The curb weight of the 2014 Toyota Camry is 3190 lbs..
The curb weight of the 2011 Toyota Camry is 3263 lbs..
The curb weight of the 2002 Toyota Camry is 3086 lbs..
The curb weight of the 2007 Toyota Camry is 3263 lbs..
The curb weight of the 2001 Toyota Camry is 3042 lbs..
The curb weight of the 2013 Toyota Camry is 3190 lbs..
The curb weight of the 2003 Toyota Camry is 3086 lbs..
The curb weight of the 2012 Toyota Camry-Hybrid is 3435 lbs..