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2009 Chevrolet Impala and 2011 Toyota Sienna Specifications
| Model Year | 2009 | 2011 | |
| Model | Chevrolet Impala | Toyota Sienna | |
| Engine | |||
| Transmission | |||
| Drivetrain | |||
| Body | 4dr Sedan | 4dr Minivan, ext. | |
| Difference | |||
| Wheelbase | 2,807 mm | 3,030 mm | -1 mm |
| Length | 5,090 mm | 5,085 mm | 0 mm |
| Width | 1,852 mm | 1,984 mm | 0 mm |
| Height | 1,491 mm | 1,750 mm | 0 mm |
| Curb Weight | 1,613 kg | 1,939 kg | 0 kg |
| Fuel Capacity | 64 L | 76 L | -12 L |
| Headroom, Row 1 | 1,001 mm | 1,041 mm | 0 mm |
| Shoulder Room, Row 1 | 1,491 mm | 1,651 mm | 0 mm |
| Hip Room, Row 1 | 1,433 mm | 1,488 mm | 0 mm |
| Legroom, Row 1 | 1,074 mm | 1,029 mm | 0 mm |
| Headroom, Row 2 | 960 mm | 1,008 mm | 959 mm |
| Shoulder Room, Row 2 | 1,488 mm | 1,641 mm | 0 mm |
| Hip Room, Row 2 | 1,453 mm | 1,679 mm | 0 mm |
| Legroom, Row 2 | 955 mm | 955 mm | 0 mm |
| Headroom, Row 3 | 0 mm | 973 mm | -973 mm |
| Shoulder Room, Row 3 | 0 mm | 1,552 mm | -1 mm |
| Hip Room, Row 3 | 0 mm | 1,278 mm | -1 mm |
| Legroom, Row 3 | 0 mm | 922 mm | -922 mm |
| Total Legroom | 2,029 mm (over 2 rows) | 2,906 mm (over 3 rows) | 0 mm |
| Cargo Volume, Minimum | 527 L | 1,107 L | 526 L |
| Cargo Volume, Behind R2 | 18.6 | 2,466 L | 16.6 |
| Cargo Volume, Maximum | 18.6 | 4,248 L | 14.6 |
What Our Members Are Saying about the Seat Room and Comfort of the 2009 Chevrolet Impala
| 2009 Chevrolet Impala Seat Room and Comfort: Pros | ||
| Year | Body/Powertrain | Comment |
| 2008 | 4dr Sedan 211-horsepower 3.5L V6 4-speed automatic FWD |
Perhaps the largest rear seat in a sedan. Can squeeze three normal adults. see full Chevrolet Impala review |
| 2008 | 4dr Sedan 211-horsepower 3.5L V6 4-speed automatic FWD |
Large seat for my large seat, very good lumbar support, good power adjustments. see full Chevrolet Impala review |
| 2008 | 4dr Sedan 233-horsepower 3.9L V6 4-speed automatic FWD |
Good support for legs and back. Seat adjusts to fit most people. see full Chevrolet Impala review |
| 2008 | 4dr Sedan 211-horsepower 3.5L V6 4-speed automatic FWD |
Wide open... see full Chevrolet Impala review |
| 2008 | 4dr Sedan 233-horsepower 3.9L V6 4-speed automatic FWD |
Very easy to get in and out of this car. Front seat is roomy and fairly comfortable. see full Chevrolet Impala review |
| 2009 Chevrolet Impala Seat Room and Comfort: Cons | ||
| Year | Body/Powertrain | Comment |
| 2008 | 4dr Sedan 211-horsepower 3.5L V6 4-speed automatic FWD |
Large trunk space seems to sacrifise rear seat area. see full Chevrolet Impala review |
| 2008 | 4dr Sedan 211-horsepower 3.5L V6 4-speed automatic FWD |
Not enough leg room. see full Chevrolet Impala review |
| 2008 | 4dr Sedan 233-horsepower 3.9L V6 4-speed automatic FWD |
When the drivers seat is all the way back there is little rear seat legroom for tall folks. see full Chevrolet Impala review |
What Our Members Are Saying about the Seat Room and Comfort of the 2011 Toyota Sienna
| 2011 Toyota Sienna Seat Room and Comfort: Pros | ||
| Year | Body/Powertrain | Comment |
| 2011 | 4dr Minivan, ext. 266-horsepower 3.5L V6 6-speed shiftable automatic FWD |
Great for hauling mom and dad, two boys, their stuff, great grandma, the dog, and more stuff! see full Toyota Sienna review |
| 2011 | 4dr Minivan, ext. 266-horsepower 3.5L V6 6-speed shiftable automatic FWD |
Not cramped against the dashboard to keep the kids from kicking the seats! see full Toyota Sienna review |
| 2010 | 4dr Minivan, ext. 266-horsepower 3.5L V6 5-speed automatic FWD |
The Sienna LE that I have has full power driver seat which proves to bereally goodfor my back pain. see full Toyota Sienna review |
See TrueDelta's information for all Sedans
See TrueDelta's information for all Chevrolet models.
