The 2011 Toyota Sienna may be the Japanese automaker's third-generation minivan, but Toyota emphasizes that the new Sienna is becoming more carlike than ever. The Sienna gets smart updates to its drivetrains and to its interior package for 2011  The Sienna is offered in a broad model range, and continues to be the only minivan with an all-wheel-drive option.  with either a four- or six-cylinder engine and in seven- or eight-
 passenger versions
The 2011 Sienna rides on the same chassis as the previous generation, so while it's marginally shorter and wider than before, there's not a tremendous change in its proportions. Inside, the Sienna has adopted the latest Toyota styling theme, with a dramatic arc separating driving controls from secondary and passenger-shared controls. The dash is styled to give the impression of more passenger space, and Toyota says slimmer seats and controls add to the feeling of roominess in the new Sienna