All models of the Toyota Sienna 3 XL have the same interior and exterior width:
78.1" or
1985mm (exterior).
Interior dimensions of the Sienna 3 XL:
Inside dimensions
L1
Interior length (mm)
2438
Interior length (inch)
96
L1=you tube video H1=front seats; Headroom dimensions with moonroof model H2=middle seats; Headroom dimensions with moonroof model H3=rear seats; Headroom dimensions with moonroof model Width between wheelarches=you tube video
Maximum floor surface:
Max. floor area
L1
Square meters (m2)
Square feet (ft2)
Please note that this is an indication and does not take into account the wheel arches. The width between the wheel arches on this model is 1292mm, or 50.9".